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Flojet 03811133A Self-Priming High Pressure Triplex Pump - 150 PSI, 1.4 GPM, 12 VDC

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7.68 lbs
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This is a triplex pump constructed with materials that handle a variety of chemicals and is compatible with 12 Volt DC power. Provides a maximum flow rate of 1.4 GPM. Can run dry without damage for a period of time.
Prep 65

Prop 65


Technical Specifications

Max PSI: 150
Max GPM: 1.4
Voltage DC: 12
Inlet Port: 3/8 inch
Outlet Port: 3/8 inch

Product Description

1.4 GPM Electric Pump

Flojet's 03811133A pump features a unique three-chamber design that delivers an flow rate of 1.4 GPM. Handles pressures up to a maximum of 150 PSI. Well-suited for spraying, misting, filtration, cooling, dispensing, and pressure boosting. NPTF Threaded inlet and outlet ports with a diameter that measures 3/8 inches.


  • Open Flow: GPM 1.4  
  • Switch Pressure: PSI 150 
  • Check Valve: Viton¨  
  • Diaphragm: Santoprene¨  
  • Voltage: 12 VDC  
  • Duty Cycle: Intermittent  
  • Port Size: 3/8" NPTF 
  • Motor Design Perm. Magnet TENV (non-ventilated) 
  • Pump Head Material: Glass Filled Nylon 
  • Weight: 7.6lbs (3.5kg) 
  • Certifications: CE, NSF components 


  • Flow rates up to 1.4 GPM 
  • (5.3 LPM) and operating pressure of up to 150 psi (10.3 bar) 
  • Constructed from a selection of materials suitable for handling a broad range of chemicals 
  • Innovative bypass design 
  • Self-priming up to 8ft (2.4m) 
  • Sealed motor 
  • Can run dry for extended periods of time without damage 
  • Coinjected molded diaphragm technology 
  • Consistent pressure over time 


  • General Industrial 
    • Chemical washdown 
    • Evaporative Cooling Systems 
  • Agricultural 
    • Misting 
    • Spot Sprayers 
    • Boom Sprayers (to reach treetops) 
  • Floor Care 
    • Carpet Extractors 
    • Carpet Cleaning 
  • Automotive 
    • Boost Cooling

WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm (For more information go to

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