POERUNI 12V 100Ah Lithium LiFePO4 Battery 8000+ Deep Cycles For RV Solar Marine For Sale

DescriptionPOERUNI 12.8V 100Ah LiFePO4 Battery🔋 Features【Half Lightweight And Twice Capacity】

12.8V 100Ah LiFePO4 battery weighs only 26.5 lbs, onlyhalf the weightand providingtwice the capacityin the same size as lead-acid batteries—you can easily move and install it. And our LiFePO4 battery offers 100% usable capacity, compared with lead-acid batteries that only provide 60%~70% capacity, which can be tested by a percent state of charge meter.

【Extendible Storage For Various Scenarios】

POERUNI 12.8V 100Ah LiFePO4 battery can be connectedin parallel & in seriesfor larger capacity. Allows being extended up to4S or 4Pto getMax 400Ah capacityor Max 48V (51.2V) voltage. Widely used in most areas such as RV, Solar, Household Battery, Off-Grid, Electric Scooter, Electric Handicap, and so on.

Note: The battery cannot be used as a starting battery. If you are not sure, please contact customer service for relevant information.

【BUILT-IN 100A BMS & 5-Hour Fast Charging】

Our 12.8V 100Ah Lithium battery builds in 100A BMS, which can prevent the LiFePO4 battery from the most common issues causing battery failure, such as overcharge, over-discharge, over-current, and short circuit.
Our 12.8V 100Ah LiFePO4 battery only needs a5-hour fast charging timewhen charging by a 14.6V 20A LiFePO4 battery charger, saving50% timein charging compared with lead-acid batteries, which need10 hoursto reach only **~70% capacity**.

【Eco-Friendly Energy & Save 1/2 Power Fees】

POERUNI 12.8V 100Ah LiFePO4 battery provides8000+ cyclesand 1280Wh energy, which means our 100Ah battery produces10,240 kWh(1280Wh × 8000 cycles = 10,240,000Wh) over its 10-year lifespan—helping yousave 1/2 of power feescompared with using utility power.
Our LiFePO4 batteries are widely used for solar systems, RV trips, and outdoor activities—you could enjoy aself-reliant, colorful lifewhen using the battery with solar power.

【5-Year Warranty & 24 Hours Timely Service】

POERUNI provides a5-year warrantyfor the 12.8V 100Ah LiFePO4 battery. We strive to provide thesafest batteriesand themost professional serviceto every customer. If you have any questions, please feel free to contact us.
We providesafe and strong battery packagingand fast delivery, as the battery will be shipped from our local California warehouse. Normally, shipping takes 2–7 workdays, depending on your location within the US.

📦 Package Includes

• 12.8V 100Ah LiFePO4 Battery Pack × 1
• Terminal Screws × 2 Pairs
• Product Manual × 1

Please be noted: Battery charger is not included.

❓ FAQ

Q: What are the Differences Between a Group 27 and Group 31 Battery?
A: The main difference between POERUNI Group 27 and Group 31 battery lies in their physical size.

• AGroup 27battery measures approximately12.06 × 6.81 × 8.86 inches(306 × 173 × 225 mm).
• AGroup 31is longer and taller, at approximately13 × 6.81 × 9.5 inches(330 × 173 × 241 mm).

Q: What other applications can Group 31 battery be used for besides RVs?
A: Beyond the most common uses in RVs and marine applications, here are several other excellent applications:

• Large Off-Grid & Solar Systems
• High-Power Mobile Applications
• Commercial & Industrial Equipment
• Performance Audio Systems
• Electric Fishing & Trolling Motors (Large Boats)
• Backup Power for Critical Infrastructure

Our Group 31 LiFePO4 battery, with its full-length capacity in a **lower-profile design (13 × 6.81 × 8.5 in)**, is particularly suited for these high-demand applications. It delivers the superior power and runtime expected from a Group 31, while its reduced height often simplifies installation in tight engine compartments or custom battery boxes.

📊 Voltage12.8 VBattery Capacity100 AhBattery Power1280 WhAmp Hours100 AhBMS100 ABattery Max. Load Power1280 WMax. Continuous Charge/Discharge Current100 APhysical
Battery Size (L×W×H)13 × 6.81 × 8.5 inBattery Weight26.5 lbsNumber of Series and Parallel Connection4P4STemperature Ranges
Charge Temperature Range32°F to 131°F (0°C to 55°C)Discharge Temperature Range-4°F to 131°F (-20°C to 55°C)Storage Temperature Range-4°F to 77°F (<1 year)
-4°F to 104°F (<3 months)
-4°F to 149°F (<7 days)ApplicationSolar, RV, Camper, Off-grid, Trolling Motor (30–70 lb thrust)

• Payment Policy
• Shipping Policy
• Returns Policy
• CONTACT US
• 1.We accept payment by .2.We only post the item to your shipping address, Please make sure your shipping address is correct and updated before you pay.3. We have no responsibility for shipping address provided. Due to the secure reasons. we are not allowed the address change through email.Non-Paying buyers: Serious Buyer Only! Please place offer or "Buy it now" only if you agree the price and terms of the product and no argument after the sale end. And payment for purchases must be received within 7 business days of the sale close. We will report Non-paying buyer to .

• 1.All items will will be sent out through USPS/FedEx within 24 hours after payment is cleared on the working days. Your parcel tracking number will be added to your within 24 hours2. The item will be sent to your address listed in the or PayPal. Please make sure your shipping address is correct.3. Please providethe phone number (add to it on your shipping details) and detailed address with us after you pay the payment via PayPal. The phone number and detailed address is very important for expediting the delivery. Items delivery may be delayed without providing a telephone number.4. Item delivery time depends on customs, the carrier, Holidays and weather condition in your location. If you wait until estimate delivery, you haven’t received item,Please logo your local post office tracking system to check. if you haven’t view the updated shipment, Please do contact us. We are contacting to Logistics Company and look your item exact location. If we cannot find your item. We will resend or full refund money to you. We do not want to give you a bad buying experience. Please do not open case within Estimated delivery time, because it is vital important to us.5. You will be notified once the shipment has been made.6. A business day is a normal weekday. Saturdays, Sundays, and major holidays are not business days.

• 1. All items have checked carefully before shipping.2. We stand behind our quality products. We offer a 30 day hassle-free money back guarantee, return shipping is responsibility of the buyer unless the return is a result of our mistake (i.e., your receive the wrong item or defective). If you receive your item and it is defective or not working due to manufacturers defect, we will replace the item for you or refund. You will need to inform us through messages system after you receive your item, Please tell us the Detailed Problem and we will try our best to solve it for you.3. If within your one year warranty period your item has any problems, you may return the item for a replacement.4. If you have any questions,please feel free contact us.

• messages system instead of our email mailbox lest we can't receive your message!!! We will respond you as soon as possible.

Do not short-circuit, disassemble or puncture the battery.Do not expose to high temperature, fire or water.Keep away from metal objects to avoid short circuit.Keep out of reach of infants and children.Do not use mixed old and new batteries or different types of batteries.Please dispose of waste batteries in accordance with local regulations.Payment Policy

• 1.We accept payment by .2.We only post the item to your shipping address, Please make sure your shipping address is correct and updated before you pay.3. We have no responsibility for shipping address provided. Due to the secure reasons. we are not allowed the address change through email.Non-Paying buyers: Serious Buyer Only! Please place offer or "Buy it now" only if you agree the price and terms of the product and no argument after the sale end. And payment for purchases must be received within 7 business days of the sale close. We will report Non-paying buyer to .

Shipping Policy

• 1.All items will will be sent out through USPS/FedEx within 24 hours after payment is cleared on the working days. Your parcel tracking number will be added to your within 24 hours2. The item will be sent to your address listed in the or PayPal. Please make sure your shipping address is correct.3. Please providethe phone number (add to it on your shipping details) and detailed address with us after you pay the payment via PayPal. The phone number and detailed address is very important for expediting the delivery. Items delivery may be delayed without providing a telephone number.4. Item delivery time depends on customs, the carrier, Holidays and weather condition in your location. If you wait until estimate delivery, you haven’t received item,Please logo your local post office tracking system to check. if you haven’t view the updated shipment, Please do contact us. We are contacting to Logistics Company and look your item exact location. If we cannot find your item. We will resend or full refund money to you. We do not want to give you a bad buying experience. Please do not open case within Estimated delivery time, because it is vital important to us.5. You will be notified once the shipment has been made.6. A business day is a normal weekday. Saturdays, Sundays, and major holidays are not business days.

Returns Policy

• 1. All items have checked carefully before shipping.2. We stand behind our quality products. We offer a 30 day hassle-free money back guarantee, return shipping is responsibility of the buyer unless the return is a result of our mistake (i.e., your receive the wrong item or defective). If you receive your item and it is defective or not working due to manufacturers defect, we will replace the item for you or refund. You will need to inform us through messages system after you receive your item, Please tell us the Detailed Problem and we will try our best to solve it for you.3. If within your one year warranty period your item has any problems, you may return the item for a replacement.4. If you have any questions,please feel free contact us.

CONTACT US

• messages system instead of our email mailbox lest we can't receive your message!!! We will respond you as soon as possible.

WARNINGDo not short-circuit, disassemble or puncture the battery.Do not expose to high temperature, fire or water.Keep away from metal objects to avoid short circuit.Keep out of reach of infants and children.Do not use mixed old and new batteries or different types of batteries.Please dispose of waste batteries in accordance with local regulations.powered by