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The SEAFLO 42W Series Brushless Automatic Demand Diaphragm Pump, Model SFDPA1-040-055-42W, is a high-performance solution for various pumping needs, offering advanced brushless motor technology for extended service life and quiet operation. Operating at 115V, this pump provides a flow rate of 4.0 GPM and a maximum shut-off pressure of 55 PSI (3.8 BAR). With self-priming capabilities up to 6 feet (1.8 meters) and run-dry functionality, it is designed for reliability in demanding applications.Engineered with an aluminum alloy body for superior heat dissipation, the pump is capable of continuous operation. Its built-in protection systems—including overload, over/under voltage, thermal, and blocked rotor safeguards—ensure safe and efficient performance. The integrated pressure switch allows automatic start and stop functionality, simplifying operation and increasing energy efficiency. Perfect for use in bathrooms, cleaning systems, and rear service support, the SEAFLO 42W Series pump is a dependable and versatile choice.
Buy with confidence from an authorized SEAFLO dealer. We source our products directly through official channels, ensuring that every item we sell is 100% genuine and backed by the full manufacturer support.
When you purchase from us, you receive the complete 4-year SEAFLO warranty, giving you long-term protection and peace of mind. This is a key advantage over unauthorized or “grey market” sellers, who often offer only limited 30-day warranties and may not provide valid manufacturer support.
Protect your investment—choose a trusted, authorized dealer and enjoy the full benefits that come with it.
