Grundfos Pumps > STN-4.0B Twin Ended Shower Pump (4.0 Bar, Universal). 96788176

Product Details

Grundfos STN-4.0B Amazon positive and negative head 4.0 bar twin ended shower / whole house pump.

• Suitable for positive and negative head plumbing configurations.
• Will transform any compatible shower system into a really enjoyable and invigorating power shower.
• Typical applications: For boosting water to a single / multiple showers or whole house where the outlets are below or above the cold water storage tank.
• Ideal for properties with up to 4 bathrooms wanting to boost multiple shower heads.
• Premium heavy duty brass pump.
• Suited to domestic, commercial or light industrial use to boost shower pressure.
• Low noise design with quiet induction motor and minimal turbulence pump head.
• Twin impeller motor.
• Regenerative range.
• Continuously rated motor.
• WRAS approved (1209052).
• Brass body and impeller.
• Anti Vibration feet.
• Supplied with stainless steel braided hoses.
• Fitted with long-life silicon carbide seals.
• Minimum static head: 1m.
• Closed valve pressure: 4.1 bar.
• Size: 284L x 225W x 283H mm.
• Voltage: 230v.
• Power input: 790w.
• Fuse: 10A.
• Maximum flow rate: 50 l/min.
• Minimum pipe size: 22mm.
• Noise level at 1m: 70 dBA.
• Brass construction.
• CE approved.
• IPX2 water ingress protection.
• Example image shown.
• 5 Year Guarantee: Grundfos guarantee this shower pump for 5 years.

Grundfos is a world-leading pump manufacturer known for producing high-performance shower pumps that instantly improve low water pressure. Designed for reliability and quiet operation, Grundfos shower pumps use durable components and smart engineering to deliver a powerful, consistent flow to showers and bathrooms. With options for positive and universal head systems, their pumps offer long-lasting performance and efficient pressure boosting for modern homes. Grundfos remains a trusted choice for UK homeowners, plumbers and installers seeking dependable, high-quality plumbing solutions.