ID
1349709
1-2 weeks delivery time
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The Flojet D3131H1211A is a Flojet Duplex II diaphragm pump with a polypropylene body, EPDM diaphragm, and Santoprene check valve, driven by a 12V DC motor. It uses a medium pressure cam, has no switch, and includes an external bypass set to 30 PSI. Porting is 3/8 inch NPT female inlet and 3/8 inch NPT female discharge, it is self-priming up to 8 ft (2.4 m), can run dry without damage, has a maximum fluid temperature of 140°F, and weighs 5 lb.
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Flojet Duplex II 12V DC Diaphragm Pump With 30 PSI Bypass
The Flojet D3131H1211A is a Duplex II series diaphragm pump for liquid transfer and general industrial duties such as spraying, cooling, circulation, filtration, and dispensing. It is built with a polypropylene pump body, an EPDM diaphragm, and a Santoprene check valve, and uses an external bypass system that recirculates flow internally when pressure exceeds the bypass setting. This version has no switch and continues to run until power is manually turned off.
Technical Specifications
Series Duplex II Pump Type Diaphragm Pump Body Material Polypropylene Diaphragm Material EPDM Check Valve Material Santoprene Cam Medium Pressure Cam Switch No Switch Bypass Pressure 30 PSI Motor Voltage 12V DC Inlet Port 3/8 inch NPT Female Discharge Port 3/8 inch NPT Female Self-Priming Up to 8 ft (2.4 m) Max Fluid Temperature 140�F Weight 5 lb
Features
- External bypass system that bypasses flow internally when pressure is over 30 PSI
- Self-priming capability up to 8 ft (2.4 m)
- Can run dry without damage
- Pump head can be rotated in 90-degree increments to simplify plumbing
Product Details
- Designed for intermittent duty cycles; can be run continuously for short periods of time
- Not recommended for continuous duty service due to limited motor brush life
- Do not use to pump flammable fluids (gasoline, kerosene, fuel oil, etc.) and do not use in an explosive environment
- Inlet pressure must not exceed 30 PSI (2.1 bar)
- For debris protection, use a minimum 40 mesh strainer or filter in the inlet line
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