4000 Series Four Piston Demand Pump. Or choose from our selection of 230v, 110v, 400v, diesel driven, gear drive, shaft drive, PTO drive, hydraulic or petrol driven water pumps. UK delivery.

4000 Series Four Piston Demand Pump. Or choose from our selection of 230v, 400v, diesel driven, gear drive, shaft drive, PTO drive, hydraulic or petrol driven water pumps. UK delivery.

4000 Series Four Piston Demand Pump

Flow rates up to 18.9 Lpm
Operating press up to 2.8 Bar
Available in 12 & 24V DC
Built-in pressure/demand switch
Port type: 1/2" & 3/4" hose barb
Polypropylene pump housing
Maximum fluid temperature of 60ºC
Permanent magnet electric motors

Ports: 500, 342 = 1/2" Ø barb Ports: 143, 504 = 3/4" Ø barb

Our Part no Pump Voltage Check Valve Diaphragm Switch Setting Max Bar Max Lpm

R092.2019 R4300-500 12 DC
Viton
Santoprene 3.1 Bar 2.8 13.2

R092.2020 R4300-143 12 DC
EPDM
Santoprene 3.1 Bar 2.8 18.9

R092.2025 R4100-143 12 DC
EPDM
Santoprene No Switch 2.8 18.9

R092.2021 R4300-504 12 DC
Viton
Santoprene 3.1 Bar 2.8 18.9

R092.2022 R4300-342 24 DC
EPDM
Santoprene 3.1 Bar 2.8 13.2