4 Chamber 3GPM DC Diaphragm Pump-HY304551T

Max 3.0 Gallons Per Minute capacity flow, and 55 PSI pressure,This series pump can be used for general water transfer, sprayer pumps, small rain system, or other industry usage(perfect for water heater shower, caravans, RV, knapsack sprayer) , use it with fresh or salt water or other liquid with weak acid&alkaline is ok. 
The pump with built-in pressure switch, can be working automatically  when the tap turn on-off.Operate quietly,working noise within 55db. 

Type: 4 Chamber Diaphragm
Port Size:  1/2”  NPT Female Thread
Liquid:  140°F [60 °C] Max   
Self-priming:  6 feet [about 1.8M]
Max pressure  55psi(3.8bar)
Run Dry:  Yes (within 30 second)
Motor:  Permanent Magnet, Intermittent
Duty Protection:  Thermal Overload, Fuse, Automatic Restart
Volts:  12/24 VDC motors standard 
Standard Connector:

1pc 1/2” FNPT*1/2”MNPT Filter 
2pcs NPT*1/2” Barb 

Approved Certificate:



Model Volt FLow(LPM/GPM) Pressure(PSI/bar) Valve Amp Draw(A)
HY-304551T 12 11.3/3.0 55/3.1 EPDM/VITON 7.5
HY-304552T 24 11.3/3.0 55/3.1 EPDM/VITON 4.0

Itmes Description Quantity
A  Pump Head Assembly  1
B Valve Assembly  
C Diaphragm Assembly 1
D Motor Assembly 1
1 Pressure switch  1
2 Diaphragm Gasket 1
3 Pump head 1
4 Diaphragm  1
5 Rubber feet 1
6 Motor 1

                                Shipping Information 

Unit  Weight: 

Unit Size: 30.5 x 15.9 x 12 cm
Master Carton Qty: 8pcs
Master Carton Size: 64.5*31.5*26.3CM     
Master Carton Weight:   22kgs