Dimmable Spider 4000W Grow Light Full Spectrum LED Sunlights for Commercial Use For Sale

CTLite FD-4000 Foldable LED Grow Light – Real 350W |LM281B+ | 4x4ft CoverageGrow bigger yields with professional full-spectrum light. Designed for US & AU indoor growers, perfect for 4x4 flower or 5x4 veg.Key Benefits​✅ Real Power, Less Bill​ – Actual draw 350W±5%, 2.95μmol/J efficacy.✅ High PPFD​ – 1493 μmol/㎡/s @12" height, uniform 120° beam.✅ Silent Cooling​ – Fanless aluminum bar, zero noise, passive heat dissipation.✅ Waterproof & Durable​ – IP65 rated, spray-glued beads resist humidity.✅ Easy Setup​ – Foldable, pre-assembled, built-in driver, saves space & shipping.✅ Smart Control​ – Manual dimming, RJ daisy chain up to 50 lights, master/slave mode.Spectrum​Samsung LM281B+ 4000K white + 660nm deep red + 460nm blue – ideal for seed to harvest.CTLite FD-4000 LED Grow Light

Dimmable Spider 4000W Grow Light Full Spectrum LED Sunlights for Commercial UseCTLite is a professional and reliable manufacturer focusing on the R&D, design, production and sales of high-efficiency full-spectrum LED grow lights. With independent factory and strict quality control system , we have over 14 years of professional experience in indoor horticulture lighting, serving global home growers, hobbyists and small commercial planting users.All CTLite grow lights are strictly tested and certified with ETL, UL, CE, RoHS and DLC official certifications, fully complying with US and Australian electrical safety standards. We adhere to premium component selection, adopting industry-top LM281B LED chips, safe waterproof drivers and high-strength aluminum heat dissipation structures, focusing on creating energy-saving, high-yield, ultra-quiet and long-lifespan professional grow lights.Up to now, CTLite products have been widely recognized by thousands of home growers and dozens of commercial planting distributors in North America, Australia and Europe. Committed to providing cost-effective, high-performance full-cycle grow lighting solutions, CTLite is your trustworthy brand for indoor soil planting, hydroponics, grow tent and vertical farm planting.Core Brand Advantages:Professional Factory Direct Sales | Full Safety Certifications | High PPF Light Efficiency | Zero-Noise & Durable Design | US/AU Local Fast Shipping | 2-5 Years Long Warranty | Professional Global After-SalesCTLite FD-4000 Foldable LED Grow Light | High Efficiency Full Spectrum

Low Power Draw, Max PAR Output for Indoor Grow Tent, Greenhouse Hydroponics

Stop wasting hundreds on power-hungry grow lights that spike your monthly electricity bills! The CTLite FD-4000 LED Grow Light uses high-efficiency diodes to deliver premium PAR light output matching traditional 1500W-class MH/HPS lamps, while only drawing true 350W actual power. Our balanced full-spectrum design covers every stage of plant growth, built for AU/US indoor tent growers and Australian greenhouse vegetable & flower gardeners who want bigger harvests with lower energy costs.

🌟 What is the FD-4000 Foldable LED Grow Light ?

The 350W Light That Delivers High Efficiency — 2.95 µmol/J · 1493 PPFD · 4×4ft Coverage

Stop settling for lights that run hot, waste electricity, and leave your corners dark. The CTLite FD-4000 redefines what a 350W grow light can do — delivering 1493 µmol/s PPFD across 5×4ft vegetative and 4×4ft flowering coverage with uniform PAR distribution.

FD-4000 Foldable LED Grow LightSpecification:Model: CTLite FD LED grow light
Shell material: aluminum
Power: 350W+/5%
HPS equivalent: 1000 watts
Voltage: 120-277V AC, 347-480V AC, 50/60 Hz
LEDs: HighTech LM281B 1350PCS
LED 6 bar(number): Total in 1350pcs :180pcs 660nm Red lights+396pcs 5000k White Leds +720pcs 3000k white lights +54pcs 450nm Blue lights
Spectrum:Full spectrum, 3000K,5000K,660nm,450nm for seed to flower growth
Driver:External dimmable
Mounting Height:≥ 6” Above Canopy
Dimming: Knob dimmer,
Dimension:29*23*5"(730* 580*50mm)
Input voltage: 100 ~ 240V AC
Wavelength: full spectrum 380nm ~ 780nm
Frequency: 50Hz / 60Hz
LED brand: High Efficiency LM281B Chips
Driver: UL Certified driver
Service life: 50,000 hours
Light Color: 3500K
Coverage area:
Flowering footprint: 4ft x 4ftVeg footprint: 4ft x 5ft

Package includes:

- 1 x LED Grow Light - 1 x 1.8M Power Cable- 1 x 3M Long RJ11 Signal Cable4x Adjustable Hanging Kits

• 🌟 What is the QP-2000 Quantum LED Grow Light ?

  The QP-2000 Light That Delivers High Efficiency — 2.85 µmol/J · 1275 PPFD · 4×4ft Coverage

  Stop settling for lights that run hot, waste electricity, and leave your corners dark. The CTLite QP-2000 redefines what a 200W grow light can do — delivering 1275 µmol/s PPFD across 4×4ft vegetative and 3×3ft flowering coverage with uniform PAR distribution.

  Specifications:- Model: CTLite QP2000 led grow light- Replaces a 800 watt HPS/MH- Dimensions: 18.8 × 18.8 × 2.3 inches
  - Item Weight: 7.7 lbs/3.5kg ( Aluminum Materiel )
  • Feature: NEW LM281B Led Layout&Higher PPFD&Dimmable & Uniform Lighting
  • & Cost Effective & Dimming Daisy Chain(Connect Up to 50pcs Newest QP2000 lights)
  - Noise Level: 0 DB, No Noise- Use for all stages of grow and flowering- LED Brand: New LM281B SMD LED- Number of leds: 604 PCS- Par Value: Higher Uniform PPFD- Vegetative coverage: 4 x 4ft- Flowering coverage: 3 x 3ft- Avg. Power Draw: 200W±3%- Amperage: 2.31A at 120V, 1.26A at 220V- Frequency Range: 50-60Hz- Lifespan: 50,000 hours
  • Warranty: 3 years US warranty
  Package includes:· 1 x QP2000 LED Lighting· 2 x Stainless Steel Hooks· 2 x Adjustable Rope Hangers· 1 x Dimming Cable(300CM)· 1 x US power cord(180CM)

🌱 Who Is FD-4000 For?You are...FD-4000 is perfect for...A 4×4ft/4x5ft tent growerFull canopy coverage with 1493 PPFDUpgrading from 200-300W2.95 µmol/J — 30% higher efficiencyA commercial growerDaisy chain 50 lights — one control for allA vertical farmerFoldable, lightweight 3.7kg 100% Aluminum designA cannabis cultivator660nm deep red & 450nm Bluefor dense floweringAn apartment growerZero noise, foldable, space-savingAn energy-conscious grower2.95 µmol/J — maximize yield per dollar

🏆 Why FD-4000 Fits Every Grower:

2.95 µmol/J · 1493 PPFD · 5×4ft Veg / 4×4ft Flower · 0 dB Silent · IP65 Waterproof ·

Daisy Chain 50pcs One Time ·Foldable · 3.7kg · ETL + 3-Year Warranty

FD-4000 Foldable LED Grow Light Product SpecificationsModelCTLite FD-4000Actual Draw Power350W (55% Enegy Saving Than HPS/MH )SpectrumFull Spectrum (3000K / 5000K / 660nm Red + 450nm Blue)Cooling SystemFanless Passive Cooling, Thickened Aluminum Heat SinkControl Function0-100% Dimmable, RJ Daisy Chain, Master-Slave Sync Control up to 50pcs LightsFrame StructureFoldable Light Bar, Pre-Assembled Built-in DriverSafety CertificationsUL,FCC,CE, RoHS, ETLOptimal Coverage Area4x4ft/5X4ft Grow Tent / GreenhouseVoltageAC 100-277V (Compatible with USA & Australia Power Grid)Package ContentsGrow Light, Adjustable Hanging Ropes, RJ Daisy Chain Cable, User Manual

• 1. FD-4000 Grow Light High Output, Ultra Energy Saving
• True 350W power draw with high-efficiency LED diodes; Matches the light intensity & coverage of traditional MH/HPS 1500W grow lights, far lower power consumption; Cut your monthly electricity cost by 55% vs MH/HPS 1500W lamps, get the same high PPFD yield without soaring utility bills, ideal for long-hour daily lighting in grow tents & greenhouses.This high-performance FD-4000 full spectrum grow light is built with 1350 upgraded LM281B LEDs, delivering a top-tier 2.95μmol/J high efficacy. It converts 95% of power into usable grow light, greatly outperforming ordinary 300–450W grow lights with only 2.2–2.5μmol/J efficacy. Featuring true 320W power draw with 350W-class performance, this energy-efficient grow light cuts down electricity waste, effectively lowering monthly energy bills while boosting plant growth and crop yields, perfectly matching high-cost energy planting environments in the US and Australia.
• 2. Optimized Full Spectrum for All Plants & All Growth Cycles
• Custom full spectrum blending 3000K warm white, 5000K cool white, 660nm deep red & supplemental 450nm Blue Light ; Mirrors natural sunlight, boosts photosynthesis for seedlings, vegetative growth & flowering/fruiting; With 1097 µmol/s PPF and 2.95 µmol/J efficacy, this light converts electricity into plant-usable photons more efficiently than standard LEDs. You're not paying for wasted heat — you're paying for growth Works flawlessly for indoor veggies, herbs, flowers, orchids & medicinal plants, no need to buy separate veg/bloom lights to reach Bigger harvest density.
• 3. Foldable Pre-Assembled Design with Built-in Driver,3 Minutes Quick Setup Time
• Foldable adjustable light bar structure + factory pre-assembled integrated built-in driver; The Waterproof driver is built-in, not hanging off the side like an afterthought. One less component to mount, one less failure point to worry about. zero complicated wiring out of box; hang & power on within 3 minutes, no professional installation tools required.
• 4. Commercial-Grade Daisy Chain — Control 50 Lights from One MasterThe FD-4000 features an RJ signal port supporting daisy-chain control for up to 50 grow lights with synchronized dimming. Combined with the master/slave control system, one light becomes the brain of your entire grow room. Perfect for commercial operations, vertical farms, multi-tent setups, and anyone who values their time. Less labor, less ladder-climbing, more growing.
• 5. Zero Noise — Fanless Passive Cooling
• Built with a 100% fanless design and thickened aluminum heat sink, the FD-4000 has zero moving parts and runs at 0 dB — no fans to fail, no dust to clog, no midnight rattling. Whether you're running a bedroom grow tent, a living room setup, or a home office garden, enjoy silent operation 24/7 while your plants thrive undisturbed. Perfect for stealth growing, apartment living, and noise-sensitive spaces — your plants get premium light, you get peace and quiet.
• 6.IP65 Waterproof & Dustproof | Built for High-Humidity Growing​Rated IP65 against water jets and dust, with spray-glued lamp beads for superior sealing, this light resists humidity, splashes, and corrosion. Safe for grow tents, greenhouses, kitchens, and covered patios—perfect for Australian coastal humidity​ and US greenhouse growers​ seeking durable, worry-free performance.

7.SILENT. RELIABLE. BUILT TO LAST.No fan. No noise. The thick aluminum heat sink pulls heat away from the LEDs through passive convection — silently, 24/7.8. 120° Wide Beam Angle–Even light distribution across your entire canopy — no hotspots, no weak corners. Recommended hanging height: 20-45cm (8-18 inches) above plants.9. ETL/CE/RoHS Certified & 3-Year AU/US Warranty ​Independently tested to meet strict US and international safety standards, this commercial-grade grow light ensures reliable, worry-free performance. Backed by a 3-year warranty​ and US & AU local warehouses, you get fast support and true peace of mind for every grow.

WHY CHOOSE FD-4000 FOLDABLE LED GROW LIGHT ?FD-4000 LED Grow Light is the sweet spot: powerful enough for a 4x4ft or 4x5ft grow tent, efficient enough to keep your electricity bill under control. Whether you're growing herbs, leafy greens, tomatoes, peppers, or high-value crops, this light delivers the spectrum and intensity your plants need — without overheating your tent or breaking your budget.CTLite FD-4000 LED Grow Light — Full Spectrum, Foldable,2.95 µmol/J, Dimmable, Daisy Chain,100% Aluminum Light Weight GROW WITH YOUR OPERATIONOne light covers a 4x4ft-4x5ft tent. But what about when you're ready to scale?The RJ signal port lets you daisy chain multiple lights together. Use the master/slave function: set one light as the master, the rest as slaves. Adjust the dimmer knob on the master — every slave follows in perfect sync. Up to 50 lights, one control.SHIPPING & RETURNS• Fast dispatch from our US/AU/DE warehouse• Tracking provided within 24 hours• 30-day returns accepted — we stand behind our productsQuestions? Message us — we're real growers, not robots.

WHY CHOOSE CTLite GROW LIGHT BAR?

💪Fully assembled, industrial grade construction and durability ,

covering full PAR (380-730nm) promotes photosynthesis for Growth & Bloomming,

💪Optimized spectrum for all phases of plant growth and production

💪High performance aluminum alloy light bar, Fast heat dissipation, Uniform illumination, lifespan up to 50000 hours.

💪Scientifically engineered spectrum to maximize photosynthesis, growth, and yield

💪40% less energy consumed and heat generated to produce an equivalent amount of delivered PAR than 1000W HPS

💪Superior delivered PAR output and PAR photon efficacy than 1000W HPS

💪Passive cooling design eliminates inferior features such as fans, moving parts, and noise

💪14 years experienced R&D team,rich experience in OEM/ODM.

💪Truly Full Spectrum~Suitable for all Grow Stages from Seeds to Harvest~1w>2.7grams(Max)

💪Sustainable and environmentally friendly mercury-free lighting source compared to traditional technologies (HID and fluorescent) requiring hazardous waste disposal

💪Adjustable LED panels allowing for more focused or more diffuse lighting distribution over the plant canopy

💪Applications: Indoor crop production, greenhouses, growth chambers, retro-fit existing HID or new construction controlled environment grow facilities.

WHY CHOOSE CTLite FD-4000 350W FOLDABLE LED GROW LIGHT ?Specially optimized for 300–450W mid-range grow light buyers in the USA and Australia, the CTLite FD-4000 350W foldable full spectrum grow light perfectly solves core user pain points including low light efficiency, high power consumption, noisy operation, troublesome installation and single control mode of ordinary mid-power grow lights.Different from generic 300-450W grow lights with ordinary chips and low stability, the FD-4000 adopts upgraded LM281B+ PRO premium lamp beads to achieve a top-level 2.95μmol/J high efficacy and 1493μmol/㎡/s high PPFD output. It delivers more sufficient and uniform sunlight-like full-spectrum lighting, covering 4x4ft full-cycle high-yield growth and adapting to 5x5ft auxiliary planting, effectively improving plant vitality and harvest yield while greatly saving daily electricity bills.Combining user-friendly design and commercial-grade performance, this foldable grow light features pre-assembled plug-and-play installation, space-saving foldable structure and dual dimming modes. The industry-leading 50-unit daisy-chain master-slave control meets both home hobby planting and large-scale commercial vertical farm management needs. Paired with IP65 waterproof spray-glued lamp beads and thickened aluminum fanless heat dissipation system, it realizes zero-noise operation, efficient heat dissipation and long-term stable operation without extra cooling equipment.With complete ETL/CE/RoHS safety certifications and a reliable 3-year official warranty, the CTLite FD-4000 is the most cost-effective upgrade choice for US and Australian growers looking for high-efficiency, energy-saving, silent and durable 350W full spectrum grow lights, perfectly suitable for all indoor soil, hydroponic, grow tent and greenhouse full-cycle planting.

FeatureCompetitor (250W-400W Light )✅FD-4000Efficacy2.3-2.5 µmol/J2.95 µmol/JFoldableNo / LimitedFull FoldableDaisy Chain5-10 lights50 LightsNoiseFan noise / Vibration0 dB — SilentWaterproofNone / BasicIP65Warranty1-2 Years3 YearsScenario 1: CTLite FD-4000 LED Grow Light Full Spectrum 3x3 4x4 Coverage Dimmable Daisy Chain “4x4ft / 5x4ft Grow Tent — "One Light, Full Coverage, No Dark Corners"

Target Audience: Advanced home growers, users upgrading from 250W, first-time serious tent growers.

Core Pain Point: 250W is not enough — corner plants always underperform. 400W is too expensive, too hot, too power-hungry. 350W is the sweet spot.

Description:

"You're looking for a light that makes every plant in your4x4ft / 5x4ft

tent grow equally well — not just the ones in the middle."

Most 350W lights claim 350W, but the light distribution is uneven.

The FD-4000 is different. Itsfoldable designallows the fixture to expand to maximum coverage while maintaininguniform full-spectrum distributionacross the entire canopy.

For a 4x4ft tent: Core coverage with consistent PPFD values from edge to edge.
For a 5x4ft tent: Suitable for vegetative growth with even light spread.

You don't need to move your plants to "chase the light." The light itself is already there. Hang it, turn it on, then watch the results — no more "that corner plant never grows well" disappointments.

What one buyer actually said (from a real grower):"I've been using the FD-4000 for three months. The most surprising thing wasn't the yield — it was the uniformity. From the first row to the last, leaf color is the same, leaf size is the same. I've used three different lights before, and none of them achieved this."

Scenario 2: CTLite FD-4000 350W LED Grow Light Upgrade from 200W 250W High PPFD Dimmable 4x4 5x4 Upgrading from 250W — "You're Not Buying a Light. You're Upgrading Your Harvest."

Target Audience: Users who've used 250W or lower and are ready to get serious. They're unsure if the extra 50W is worth the money.

Core Pain Point: Uncertainty about whether 100W difference justifies the asked: what's the difference between 200W and 250W? The answer is — the thickness of a harvest."

If you're currently using 200W, you know that feeling: plants survive, they grow, they even flower, but it always feels like something is 'missing.'

350W isn't about having 100W more brightness. It's about having 100W more photosynthesis efficiency.

The FD-4000 delivers2.95 µmol/Jefficacy. That means every watt of electricity is converted into more plant-usable photons. With the same 350W, some lights produce 350W of heat — the FD-4000 produces 350W of light.

When you upgrade from 250W to the FD-4000, you may notice:

• Denser flower sites

• Thicker, more robust leaves

• Deeper green coloration

• Noticeably faster vegetative growth

That 100W difference? In terms of final harvest, it could mean a 20-30% yield increase.

What one buyer actually said: "I upgraded from 250W to the FD-4000. Same strain, same nutrients, same grow cycle — my yield increased by nearly 25%. I thought spending the extra money on 350W was just a mental thing. Turns out it was real."

Scenario 3: CTLite 350W LED Grow Light for Greenhouse Supplement Full Spectrum Dimmable Greenhouse Supplemental Lighting — "When Light Runs Out, Your Yield Shouldn't"

Target Audience:Seasonal greenhouse growers, small-scale farmers aiming for year-round production. Their problem: yields start dropping every autumn.

Core Pain Point:Reduced natural light in fall/winter causes production drops. HPS supplemental lighting is too expensive. Ordinary LEDs aren't bright enough. FD-4000's high efficacy directly addresses this — maximizing yield gains with minimal electricity September, your greenhouse yields start dropping. Not because your technique got worse — because the light got less."

The logic of greenhouse growing is simple:natural light sets the ceiling, supplemental light sets the floor.

The FD-4000 is designed for greenhouse supplemental lighting — it doesn't replace sunlight, it fills in the gap when sunlight isn't enough.

Which greenhouse plants benefit from supplemental lighting?

• Leafy greens: Lettuce, spinach, kale — maintain high yields through winter

• Herbs: Basil, mint, rosemary — stable year-round supply

• Ornamentals: Succulents, flowers — maintain compact form and vibrant color

• Tomatoes/Peppers: Maintain fruit set during low-light seasons

One FD-4000 covers4x4ft to 5x4ft, depending on hanging height and crop type.

Winter days are short. If you want your greenhouse production to keep up with summer levels without dramatically increasing your electricity bill, you need a light that delivers enough photons — efficiently.

What one small farm owner said:"I added FD-4000 to the west side of my greenhouse, and left the east side with no supplemental light. Three months later, the west side tomato yield was 32% higher than the east side. I don't think that difference is a coincidence."

Scenario 4: CTLite FD-4000 350W Quiet LED Grow Light No Noise Full Spectrum Dimmable 4x4 5x4 Bedroom/Office Quiet Growing — "No Fan, No Noise, No Disturbance"

Target Audience:City dwellers, apartment residents, noise-sensitive growers who don't want to give up growing.

Core Pain Point:No extra space for a grow tent — the only option is the bedroom or study. But lights with fans are too loud.

Description:

"You live in a one-bedroom apartment. No spare room, no study. If you want to grow something, the only option is the corner of your bedroom, or next to the sofa in the living room."

If that light has a fan, you'll hear a constant hum. No matter how small the fan, in a quiet room, it becomes background noise you can't escape.

The FD-4000 hasno fan.

Its cooling system ispassive— the thick aluminum heat sink draws heat away from the LEDs and dissipates it naturally into the air. No moving parts.Zero noise.

You can work next to it. Read next to it. Sleep next to it. It won't disturb you. The only thing it will do is let your plants grow quietly while you're not paying attention.

If you're looking for a light that can go in your bedroom or study, the FD-4000 is the one.

What one buyer (an Australian apartment dweller) said:"My grow tent is in my bedroom. The FD-4000 is the only light I've used that doesn't keep me awake at night. No fan noise. No hum. My plants are growing and I'm sleeping."

Scenario 5:CTLite FD-4000 350W LED Grow Light Commercial Daisy Chain Dimmable 4x4 5x4 Commercial / Vertical Farm — "One Light is a Tool. Ten Lights is a System."

Target Audience:Small-scale commercial growers, mid-size growers planning to scale operations.

Core Pain Point: Need to expand in the future — doesn't want to buy a "one-and-done" you're in commercial growing, you don't just need a light — you need alighting system that can scale. "

The FD-4000's master/slave control is the key feature.

Three things you can do:

1. Daisy chain control: Connect multiple lights via RJ signal cables — up to 50 units.

2. Master/slave sync: Set one light as the master, others as slaves. Adjust brightness on the master — all slaves follow in perfect sync.

3. Unified dimming: No need to adjust each light individually. One knob controls the entire room.

This means you can connect an entire grow rack or an entire greenhouse section without needing a separate controller.

When you scale from one light to ten lights, you don't need to rewire, buy new controllers, or learn a new system. Just plug each new light into the signal chain.

System-level lighting capability is often the real reason commercial growers pay a premium for a light.

What one grower said:"I run six FD-4000s in my operation, all daisy-chained together. Adjusting the light intensity every day takes one turn of a knob. Before this, I had to adjust each one individually. Now it takes one minute."

WHY CHOOSE US

We can do whatever we can to ensure that interests of consumers

• Repair Center 3 repair center
• Supply Directly from factory
• Express Fast discreet delivery
• PriceNo physical stores no middleman
• Service100% satisfied customer service
• Warehouse US/UK/EU warehouses

Shipping & After-Sales Policy

✅ US Local Warehouse / AU Local Warehouse Fast Dispatch (3-8 Day Delivery)
✅ 3-Year Full Unit Warranty, Free Replacement Parts for Quality Issues
✅ Fast Customer Support Response Within 24 Hours
✅ Fully Tested & Certified, NO Customs Clearance for US & AU Buyers

RECOMMENDED FOR:

Commercial grows
Greenhouses
Home grows (rooms and tents)
Soil, hydroponic, aeroponic, or aquaponic systems
Indoor farming or gardening
30days in return and 3 years warranty so that you can buy with confidence.Application:

* Horticulture LED Grow Lighting
* Artificial LED Grow Lighting
* Greenhouse LED Grow Lighting
* Hydroponics LED Grow Lighting
* Vertical Farming LED Grow Lighting❓ 12 FAQs — Answered for US & AU BuyersQ1: Is 350W enough for 4x4 tent?

Yes. Covers 4x4ft veg, 3x3ft flower — sweet spot between “too weak” and “too hot.”

Q2: Compare to SF or Mars?

FD-4000: 2.8 µmol/J, thicker cooling, IP65 waterproof, foldable, 3-year warranty. Most competitors lack these

Q3: Voltage — US & AU?

US: 110V plug & play. AU: 240V plug & play

Q4: Master/slave daisy chain?

Connect 20 lights via RJ signal port. One master controls all dimming — no extra controller needed.

Q5: Is it silent?

100% zero noise. No fan — thickened aluminum passive cooling. Bedroom, office, study safe.

Q6: Why foldable design?

Saves 40-50% shipping cost + stores flat. Reinforced aluminum hinges — tested for thousands of folds.

Q7: IP65 waterproof — greenhouse safe?

Yes. Resists dust, splashes, high humidity — safe for tents, greenhouses, kitchens. Do NOT submerge.

Q8: Certifications?

ETL, CE, RoHS, ISO9001 — independently tested. ETL is the US standard for commercial-grade quality.

Q9: Lifespan + warranty?

50,000 hours (L90) + 3-year thermal management warranty — longest in this price bracket.

Q10: What plants can I grow?

Herbs, leafy greens, houseplants, succulents, flowering plants, seedlings — full spectrum with 660nm red for all stages.

Q11: Winter light deficiency fix?

Yes. US northern winters & AU winter — full spectrum simulates sunlight, prevents dormancy and slow growth.

Q12: Fit small tents? Overheat?

Yes. Fits 2x2ft to 4x4ft. Low heat output — passive cooling won't overheat enclosed spaces.

⚡ Important — US & AU Buyers: US — 110V plug & play. AU — Plug & Play

🔍 SEO Keywords: 350W grow light · foldable LED grow light · dimmable grow light · daisy chain grow light · master slave control · ETL certified grow light · IP65 waterproof grow light · full spectrum grow light · 4x4/3x3 grow tent light · passive cooling LED · quiet grow light · 3 year warranty grow light

CTLite — Professional grow lights for US & AU home gardeners.

Questions? Message us — we're real growers, not robots. 🌱

WHY CHOOSE CTLITEDelivery detailsWarranty & Return TermsCTLite Brand StoryContact usWHY CHOOSE CTLITECTLite is your one-stop-shop quality LED GROW LIGHTS and HYDROPONIC Designer & Manufacturer

CTLite has been developed by growers over Ten years of careful experimentation and testing. We mainly produce the led grow light and Hydroponics accessories in Agricultural Greenhouses help indoor and outdoor plants growing. Scientifically engineered to deliver the highest level of PAR output and balanced Coverage in the Commercial LED grow market.

CTLite LED Grow Lights are built with high quality LM281B/LM301B diodes and cobs Chips. The lights encompass a continuous range of wavelength from blue and green to red, creating a Full spectrum light blend matching the natural sunlight.

CTLite customized our light spectrum to optimize plant growth and increase yields while consuming less energy and reducing operating costs compared with traditional horticulture technologies.
Higher Light Intensity, Better Coverage, More advanced features ( dimmer and wifi control

US,EU,AU,DE Local warehouses for fast shipment.95% of the goods are in 4-8 days Fast Delivery

CTLite are committed to designing, developing, and manufacturing high quality led grow lighting solutions, for both
home growing and commercial applications where reliability and precision are a key factor.
Each product has undergone 24 hours of quality testing and integrating sphere spectroscopic testing instrument to
ensure the quality and PPFD value.
We have professional market sales and after-sales service center, to give you the most convenient and comfortable
shopping experience.lf you have any question, please feel free to contact us. We will reply you within 24 RoHS – Certifies that a product has met US/AU/EU consumer safety, health or environmental requirements
ETLUL and ISO90001Listed – The ETLUL and ISO90001Mark is proof of product compliance with North American Safety Standards, also it compliance withAU/EU Safety Standards

US,EU,AU,DE Local warehouses for fast Discreet shipment.

95% of the goods are in 4-8 days Fast bulk order please email us with the below information, CTLite will serve you with an individual consultant to solve your concerns about CTLite grow lights. Factory Price Direct to Customers, Ship Global. Buy More Save More. 1. Size of Project (in square ft. or meters, length, and width)2. How Many Lights You Need?3. When will the lights be needed?4. What light are you interested Energy saving, ETL safety certified, fireproof parts inside, no risk of fire or burning, high efficiency, high par, high lumen. hearlthy ,Famous coverage,seed,veg ,flower,harvest,Various Use:Hydroponics, hydro, soil, aquaponic, greenhouse, horticulture, indoor garden,farm, vertical farm systemgrow cabinet, home depot, office, exhibition, gardening, breeding.best for home growerAll Types of Plants:Medical plants, tomatoes, peppers, chills, lettuce, orchids, strawberry, bonsai, flowers, herbs, vegetables, fruits, houseplants, green leaves

Delivery detailsCA & DE & US & UK Warehouse 4-8 days fast Discreet ShippingEU Buyers-Shipping from DE warehouse with EU Plug ,no customs,
US Buyers-shipping from US warehouse with US Plug,no customs,no taxes
AU Buyers-Shipping from AU warehouse with AU Plug,no customsOther country buyer will be shipped from china warehouse via Fedex , DHL ,UPS express ,
buyer need to take the customs and taxes by yourself ,thanks :)
No customs problem, for DE/AU/US buyer,we will ship you the plug required for your country.Fast Shipment.
Pls note , if the light aremore than 12kg, pls ask me for taxes and customs .if you needbulk order, we can ship it out via sea shipping or railway shipping free of customs & taxesInternational Shipping
International customers are welcome! We currently offer shipping to over 100 countries.
International orders may require longer handling time
International orders may be subject tolocal import fees, duty, customs, VAT charges or additional taxes, depending on the country of destination tax laws.
We are not responsible forany of these tax charges, nor can we offer any specific advice on import fees, duty, customs, VAT or taxes that you may be required to pay upon the arrival of your merchandise.
Should you have any questions or requests for specific information regarding any of these potential charges, we advise you to consult with your local government import office.
Pleasecheck the Voltage informationand make sure it matches the one in your country. In case it is not stated in the description, do send a message to inquire us.Your Order Shows Delivered But You Don’t Have It

If your tracking number shows delivered on the shipping company’s website but you don’t have it, please do the following:
• Check the area around your home for the package and ask anyone it may have been left with.
• If the package is not found please call the shipping company’s directly to report a missing package. so you can get the logistics information fastest.
• Pls email us about it at the same time.
CTLite can not be held responsible for packages stolen from the delivery address

so please be sure to ship to a secure location! If the items are lost, we need at least 30 days to investigate.

so after we provide the tracking number, hope you can follow the dynamics of the logistics of the items,

continue to view our mail about the notification, so you will receive the items successfully.

Warranty & Return TermsWARRANTY

CTLite believes in making great planting lights for our customers. We follow strict development guidelines and quality standards and we fully stand behind our products. CTLite Official Store values transparency and building good relationships with our valued customers. As a result of this, we employ no questions asked warranty policy for all our customers. We offer a 3-year extended warranty on every grow light we sell. If you ever do have any issue with your light we will resolve it quickly with our unbeatable customer service. Buy with confidence, buy CTLite.

PRODUCT WARRANTY

30 days free returning after delivery, in the precondition of non-artificial damage.

If the reason for return isn’t quality-related, the customer must pay the return shipping costs.

6 months ALL FREE warranty:
Free components, repairing and replacement service with 2-way free shipping can be provided within 6 months after delivery.7 months to 3 years after delivery:
Free components. Buyer needs to pay shipping fees and reparing fees.
For the lights couldn't be repaired, a whole new light would be send out after charging 50% of the retail price.

Warranty Procedure

Before you make any returns or warranty requests, send your order number, a photo or video of the faulty product,

and a description of the faulty product to contact us via the form below, our engineers will assist you.

Return/Refund

Don't love your new CTLite LED grow light? Before you make the decision to return, feel free to reach out to us by email for a complimentary consultation and we will do our best to help you out with any concerns or questions.We accept order cancellation before the product is shipped or produced. If the order is canceled you will get a full refund. We cannot cancel the order if the product is already shipped out.If you wish to return a product, please contact us to get the return label，and we will be pleased to provide you with a full or partial refund based on the product condition when returned to us, and subject to the other terms and conditions.Before returning any product or proceeding to initiate a product return, please review the following return/refund terms and conditions below, which set out the different refund and return details.

RETURNABLE ITEMS

Eligibility of the return of planting lights is based on the following criteria:

• Items received in the incorrect model.
• Faulty items damaged/broken or soiled upon arrival.
• Unused item(s) that have not met your expectations within 30 days of receiving.
• Product does not have any missing or damaged parts.
• Product must also be in the original packaging.
• Original packaging must be preserved and not damaged.

Return Validity

Up to 30 days from the date you received your item. The delivery date will be based on our tracking records.

If 30 days have gone by since your purchase, unfortunately, we can’t offer you a refund or exchange.

Return Packaging
Product/s must be returned in the ORIGINAL PACKAGING.

Shipping
If the return is caused by the consumer, the consumer should be responsible for the shipping fee. If you receive a refund, the cost of return shipping will be deducted from your refund. And it is your responsibility that the package arrives safely to us. (Do note that you are responsible for any damage or loss of goods during the return process. We encourage you to pay for shipping insurance to cover such damage and loss. You are responsible for any insurance claim filing with the carriers.)If due to our reasons, the goods received are damaged or not correct, the consumer is not required to bear the shipping fee for this reason.

Refund

Refund will be initiated within 3-5 business days of us receiving the product and after inspection. Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund. If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 3-5 business days.

Note

We reserve the right to give a partial refund in cases when the return is not in an unused condition, is damaged, or has missing parts not due to our error (If the return is caused by the consumer).

NON-RETURNABLE ITEMS

We will not accept returns in the following conditions:
Items outside the 30 days warranty time frame.
Used or misused items.
If you still return it, the return shipping fees should be at buyer's responsibility, and we'll charge based on the product condition.

CTLite Brand StoryWHO WE ARE

CTLite Technology Co., Ltd. is a professional manufacturer that specializing in research, design,

production and sales of LED lighting products with years of experience in the field.

The main products include high-end programmable LED grow lights, LED aquarium lights with RoHS,

FCC and CE certification.

-Established since 2012.Have 12 years of experience in producing grow lights.-Covers: over 4000 square meters-Staff: over 200 people-Large production capacity:50,000pcs per month.-Short delivery time.20 daysto purchase materials, 5 days to produce, and the final delivery time is less than one month.-A certified supplier:CE, RoHS, FCC, ETL ISO90001 and DLC-A national high-tech company in China-Provide ODM&OEM serviceOUR PHILOSOPHY

-Pursuing excellence product, meeting or exceeding your expectations.-Establish long-term and reliable cooperative relationships with you.

For Bulk Order:For bulk order please email me with the below information, CTLite will serve you with an individual consultant to solve your concerns about CTLite grow lights. Factory Price Direct to Customers, Ship Global. Buy More Save More. 1. Size of Project (in square ft. or meters, length, and width)2. How Many Lights You Need?3. When will the lights be needed?4. What light are you interested in?Contact usresponseWe will leavea positiveresponse immediatelyafterreceivethe response from you. We appreciatea positiveresponse as much as you do. If for some reason there isanyissuewith the purchase, please contact us prior to leaving response, and we will be glad to work with you to have it resolved.Please don't give us neutral and negative response before contact us. Don't forget that good communication can solve all problems.Questions & Answers

Q1:Can you send me free sample or Can I have a sample order for grow tent?
A: Yes, We welcome your sample order, and we’re also willing to send you free sample to help us test and check quality. You only need to show your real grow journal to help our other customers to know more about it.Q2: How many days can I get my package after placing order?
A: we arrange shipment in 24 business hours with 3-5 business days fast shipping method if stock is enough. If the area needs to be shipped from China, usually the shipping will take 7~10 business days, considering the custom clearance time.Q3: Can I cutomize my own Logo/Design/Spectrum?
A: Yes, you can, please email us or contact us via platform to confirm more detailsQ4:we have a commercial project,Can you help offer a solution
A:Yes,please message us more detail of your project,we will give our best advice.Q5:What is your warranty?
A: We offer 2-5 years warranty for all our led grow lights, while grow tents are final sale upon usage. We have repair center in
USA, Canada, AU, UK, Germany,Russia. We will reply within 24 business hours.Q6: What shipping methods do you use?
A: AU Post or Direct Freight for shipments within Australia, UPS and Fedex for shipments within United States, Yodel for the United Kingdom, etc. As to international shipping from China, the lights will be shipped via Fedex, UPS, DHL, EMS, etc. If you would like to specify a shipping method or carrier, please let us know and we will do our best to arrange it for you.

Q7.What's the difference between your CTLite grow light bar and flu spyd light,or other brands ?
1). CTLite lights has more color and wavelength lights-3000K,5000K,660nm Red and IR 760nm All in One. You don’t need to buy more
lights for different color or wavelength. CTLite multiple bar series light will save you a big budget.
2). 100% pure aluminum material heat radiation,and CTLite use UV Protection pc cover, prevent the diodes from corrosion and
vulcanization in humid environment. This makes CTLite lights have a far longer lifetime than other brand lights.
3). For user’s safety, CTLite use electric shock proof covers on every connections.
4)CTLite use the driver with UL certificats ,the whole light with ETL.
5). CTLite is more friendly on the price, will save your money.

Q8.What brand of the Leds?
High Efficiency 5630 561b plus ,lm561c,lm301b,301h and smd2835,depend on customers requirements.

Q9.Can you daisy chain these lights?

Yes ,usually used in the projects,need to change cables.

Q9. Is it OK to print my logo on led light product?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q10. Do you offer guarantee for the products?

A: Yes, we offer 3-5 years warranty to our products.

Q11. Is it OK to print my logo on led light product?

A: Yes. Please inform us formally before our production and confirm the design
firstly based on our sample.
Q11: Do you offer guarantee for the products?

A: Yes, we offer 3-5 years warranty to our products.
Q12: How to deal with the faulty?

A: Firstly, Our products are produced in strict quality control system and the defective rate will
be less than 0.2%.
Secondly, during the guarantee period, we will send new lights with new order for small quantity. For defective batch products, we
will send you parts for replacement, as solo is very easy to fix, and all you need is a screw driver.

Q13. Do you have CE, RoHS FCC ETL Certificates?

A: Sure we do
Q14. What payment method do you accept?

A: We accept PayPal, TT (Bank Telex Transfer), payoneer payment, LC payment.