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    • Everflo EF4000 12V Diaphragm Sprayer Pump, 4.0 GPM, 60 PSI, Demand Switch, 1/2" FNPT Ports
    • Everflo EF4000 12V Diaphragm Sprayer Pump, 4.0 GPM, 60 PSI, Demand Switch, 1/2" FNPT Ports, image 2

    Everflo EF4000 12V Diaphragm Sprayer Pump, 4.0 GPM, 60 PSI, Demand Switch, 1/2" FNPT Ports

    Vendor: Everflo Type: Diaphragm Pump
    Regular Price $143.62
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    The Everflo EF4000 is a 4.0 GPM, 60 PSI 12 volt demand pump for boom sprayers, skid sprayers and transfer jobs that need more volume. It has 1/2" female NPT ports, Viton valves, a Santoprene diaphragm and a Honeywell micro switch, and it self-primes up to 8 feet.

    Key Features

    • Polypropylene pump housing and valve plate
    • Viton® Valves – Santoprene® Diaphragm
    • Zinc Plated Steel fasteners
    • Painted Steel 3” Motor Shell
    • Honeywell™ Micro Switch
    • Round-Up® Ready
    • Self Priming up to 8’ above fluid level
    • Demand Switch – Operates only when liquid flow is required
    • Inline fuse protection
    • Wire leads with 2-pin connector
    • Owner’s manual and colored box
    • CE Approved*

    Specifications

    Brand Everflo
    Manufacturer Part Number EF4000-BOX
    Max. Flow 4.0 GPM
    Max. Pressure 60 PSI
    Max. Fluid Temperature 140° F
    Voltage 12 VDC
    Max. Amps 13.0
    Inlet/Outlet Ports 1/2” Female NPT
    Pump Dry Weight 5.6 lbs

    Frequently Asked Questions

    What is the maximum amp draw?

    13.0 amps at 12 VDC, with inline fuse protection.

    What fittings does it use?

    1/2" male NPT fittings for its 1/2" female NPT ports.

    Is it a demand pump?

    Yes. It operates only when liquid flow is required and shuts off when outlets close.

    What is included in the box?

    The pump with wire leads and 2-pin connector, inline fuse protection and an owner's manual.

    What is the maximum fluid temperature?

    140°F.

    Product Specifications
    Specification Name Specification Value
    Color pattern Black
    Service & Support

    Warranty

    This product is backed by a 12-month limited warranty, covering defects in materials and workmanship under normal use.

    Technical Assistance

    Our dedicated support team is available to assist with product setup, operation guidance, and troubleshooting. Contact us via email or phone for prompt service.

    Documentation & Downloads

    Access essential resources including the user manual, technical specifications, and safety instructions in our online support center.

    Replacement Parts & Accessories

    We offer a full range of genuine replacement parts, including batteries, chargers, and compatible accessories to ensure long-term performance.

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