SEAFLO Pumps, Blowers, Bilges and more

21-Series Diaphragm Water Pumps

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21-Series Diaphragm Water Pumps

$33.24

SEAFLO 21-Series Water Pressure Pump

Industry-Leading 4-Year Warranty!

The 21-Series Pumps are compact and designed for a wide range of applications including liquid transfer, spraying, circulation, filtration and dispensing. The 21-series of diaphragm pumps are self-priming and can be run dry without harm. It provides up to 1.2 gallons per minute. This compact automatic demand water system pump has a built-in pressure switch, which automatically starts and stops the pump when faucet is opened and closed. 

 

 

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Description

Features & Benefits

  • Compact design
  • Heavy-duty demand switch
  • Can run dry
  • Quiet operation
  • Industry standard mount pattern

Typical Applications

  • Marine/RV
  • Water Treatment/Ro
  • Beverage/Food Service
  • Distillation Equipment
  • Agricultural Spraying
  • General Industrial
  • Automotive
WATER PUMP
Type
2 Chamber positive displacement diaphragm
pump, self priming, capable of being run dry
Max Recommended Temperature 
110°F (43°C) Max.
Priming Capabilities
4 feet (1.2 m) suction lift
Max Pressure
35PSI (2.4bar)
Inlet/Outlet Ports 
3/8″ hose barb
Weight 
1.25 lbs (0.57 kg)
MOTOR
Duty Cycle
Intermittent
Leads
18 AWG, 13.78″ long with
2-Pin connector/Leads
Voltage
12v/24v

 

  • Compact automatic demand water system pump
  • Built-in pressure switch automatically starts and stops pump when faucet is opened and closed
  • Compact high-output design
  • Self-priming so pump can be located in a location higher than the water tank
  • Run-dry safe
  • Built-in thermal protection

 

Model GPM Switch Amps PSI Valves Diaphragm Ports Voltage Wire
Connections
SFDP1-012-035-21 1.2 GPM Demand 4.0 MAX 35 EPDM Santoprene 3/8″ Barb 12V 2-Pin/Leads
SFDP2-012-035-21 1.2 GPM Demand 2.0 MAX 35 EPDM Santoprene 3/8″ Barb 24V 2-Pin/Leads

Additional information

Weight 2 lbs
Dimensions 12 × 9.5 × 3 in
Voltage

12V DC, 24V DC

PDF: 21 Series- Instructions

PDF: 21 Series- General Information

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