ID
1349674
1-2 weeks delivery time
Our managers will contact you and clarify the terms of the order
The Flojet D3121B3011A Duplex II diaphragm pump is a 12V DC demand-duty unit with a 30 PSI pressure switch and a low pressure cam. It features polypropylene body construction with a Buna diaphragm and Buna check valves, plus 3/8 inch NPT female inlet and discharge ports. The pump is self-priming up to 8 ft (2.4 m), can run dry without damage, has a maximum temperature rating of 140°F, and weighs 5 lbs.
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Flojet Duplex II 12V DC Diaphragm Demand Pump
The Flojet D3121B3011A is a Duplex II series diaphragm pump built for intermittent demand operation. It uses an integrated pressure switch to automatically stop flow when the discharge valve is closed and restart when system pressure drops, and it is designed to self-prime and tolerate dry running without damage.
Technical Specifications
Series Duplex II Pump Type Diaphragm pump Motor Voltage 12V DC Pressure Switch (Off Set Point) 30 PSI Cam Low pressure cam Body Material Polypropylene Diaphragm Material Buna Check Valve Material Buna Inlet Port 3/8 inch NPT female Discharge Port 3/8 inch NPT female Self-Priming Up to 8 ft (2.4 m) Dry-Run Capability Can run dry without damage Maximum Temperature 140°F Maximum Inlet Pressure 30 PSI (2.1 bar) Weight 5 lbs
Features
- Demand-duty operation via integrated pressure switch
- Self-priming performance up to 8 ft (2.4 m)
- Dry-run capable design
- Pump head can be rotated in 90-degree increments to simplify plumbing
- Designed for a wide range of applications including liquid transfer, spraying, cooling, circulation, filtration, and dispensing
Product Details
- Intended for intermittent duty cycles; it can be run continuously for short periods of time
- Vertical prime may vary depending on fluid viscosity, suction tube size, foot valve, and pump configuration
- Recommended installation is in a dry, adequately ventilated area; for outdoor mounting, shield from water, dust, sunlight, and washdown spray
- Do not use to pump flammable fluids (including gasoline, kerosene, fuel oil) and do not use in an explosive environment
- A minimum 40 mesh strainer or filter in the inlet line is recommended to help prevent debris from entering the pump
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