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RM4000-3 PRJ80E Pump with RMV3550 Valve

RM4000-3 PRJ80E Pump with RMV3550 Valve

The RainPro® RM4000-3 system is designed for speed of installation - The Rain Mains has no cables, no float, no solenoid, no electronic controls. The simplicity of this system has the added benefit of making it very affordable. The RM4000-3 restricts flow of mains supply while rain water is being pumped to help conserve water. This system is suited for applications supplying laundry and toilets, and is also suitable for cabins or small houses with one bathroom.


CODE 21316
MODEL RM4000-3 with PRJ80E Pump with RMV3550 Valve
AMPS 4.5 P1 (kW) 0.90
P2 (kW) 0.74 MAX FLOW (L/MIN) 75
MAX HEAD (M) 48 SIZE LxWxH (MM) 400x180x500

Features & Benefits

Rains to Mains switch over system allows mains water to flow if tank water is unavailable, and restricts mains flow if tank water is sufficient
Valveset is 100% hydraulic – no electronics
Watermark certified, includes dual check valve on mains
Reliable, efficient power-saving performance
Automatic pressure controller giving consistent pressure supply, automatically checks for water every 24 hours after a run dry event
Run dry protection and thermal overload protection for the pump
Tested to AS4020 for potable water


Stainless-steel casing and shaft
Carbon/ceramic mechanical seal for reliability
Quick plug pressure controller connection
Ingress Protection IP44
Insulation Class F


Domestic toilet & laundry
Small house / cabin / granny flat (1 bathroom)
Small commercial / industrial*
Garden irrigation*
Toilet blocks (up to 6 fixtures)*
Construction / mine site offices*

* Check specifications required

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