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Grundfos Amazon STP 4.0 Bar Twin Impeller Shower Pump - 96787471
Designed and manufactured to the highest standards, the Amazon Brass Pump range is constructed from precision machined brass impellers and brass body stampings.
The Grundfos Amazon STP-4.0 B is a Positive head shower booster pump used to increase water pressure to a gravity fed hot water system. It's ideal for boosting water to single/multiple showers or whole house boosting where the outlets are below the cold water tank.
- Brand: Grundfos
- Product Code: 96787471
- Model: STP-4.0 B
- Dimensions: (L)284 x (W)145 x (H)225mm
- Electrical Rating: Continuous
- Cable Length: 1.5m
- Voltage (V): 230
- Power Input (W): 790
- Fuse: 10A
- Closed Valve Pressure (bar): 4.1
- Max. Flow rate (l/min): 50
- Minimum Pipe Size: 22mm
- Low noise design - quiet induction motor and minimal turbulence pump head
- Continuously rated
- Supplied with 22mm Stainless steel hoses
- Fitted with long-life silicon carbide seals
- Twin (STP) & Single (SSP) impellers
- WRAS Approved
- IPX2 water ingress protection
- Regenerative impeller designed to overcome air pockets
- Premium brass pump head and impeller
5 Year Guarantee
Please note: Shower pumps are not suitable to be installed with combination boilers.