Skip to Main Content

Flojet D3631V1311A Self-Priming Duplex Diaphragm Bypass Pump - 50 PSI, 1.6 GPM, 115 VAC

Mfr. Model #:
KR Part #:
4.44 lbs
Out of Stock - Pre-Order Now
Now Only!
This is a two-diaphragm pump that handles waterlike and viscous solutions. Requires 115-Volt AC power connections. Handles pressure up to 50 PSI.
Prep 65

Prop 65


Technical Specifications

Max PSI: 50
Max GPM: 1.6
Voltage AC: 115
Voltage AC: 115
Inlet Port: 3/8 inch
Outlet Port: 3/8 inch

Product Description

Electric Pump

The Flojet D3631V1311A is a double diaphragm pump includes an integrated 115 VAC electric motor. Engineered with an internal bypass system and is self-priming. Pump body is made from polypropylene for chemical resistance. Features the ability to run dry without damaging the critical components of the pump.


  • Voltage: 115 VAC
  • GPM: 1.6 GPM
  • Max Pressure: 50 PSI 
  • Ports: 3/8" FNPT
  • Material: Polypropylene
  • Diaphragm: Viton
  • Check Valve: Viton
  • Motor: Electric

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

Product Reviews

Frequently Asked Questions