EF4000 4.0GPM QA Diaphragm Pump


When it comes to spot & broadcast spraying, the Everflo 12V 4.0 GPM On-Demand Quick Attach 12V Diaphragm Pump is the king of the hill. With premium components & cutting-edge engineering, Everflo provides the flow you need. This pump is loaded with features such as a Honeywell Micro switch, corrosion resistant Viton valves & Santoprene diaphragm, fiberglass-reinforced polypropylene pump manifold with quick attach ports. Other features include a silky smooth valve design for faster primes & a unique pressure switch that slowly cycles the pump to reduce wear on the motor & switch. Save battery power with the automatic power switch that turns off pump when no flow is needed. Includes 3/8” hose barb and ½” NPT adaptor fittings (Boxed version only). Approved for use with Round-Up & other agricultural brand herbicides & insecticides. CE approved & has standard mounting pattern to fit most sprayer tanks. Can be used for other fluid transfer applications.

Product Specs

Max Pressure Max Flow Power Supply Max Amps Self-Priming Ports Max Fluid Temp Weight (Dry) Round Up Ready Available Packaging
60 PSI 4.0 GPM 12 Volt Battery 13.0 Yes (Up to 8') Quick Attach 140° F 5.6 lbs Yes Bulk, Barcoded & Boxed
Part # Packaging Style UPC
EF4000-QA Bulk N/A
EF4000-QA-BOX Boxed 81448501380-2

Key Product Features

  • No Cool Downs Required with 100% Cycle
  • Inline Fuse Protection For Increased Safety & Reliability
  • Includes Honeywell Micro Switch for Quick Starts
  • Approved For Use With Round Up & Other Herbicide/Pesticide Brands