BritTherm Сirculator Pump S4 Series S4 25/7-130 (661999411)

The BritTherm S4 25/7-130 Circulator Pump is a cutting-edge, automatic pump designed for the circulation and recirculation of clean potable water. Featuring a durable stainless steel EN1.4521 casing and a compact 130mm length, this pump is ideal for modern water supply systems. With nine intelligent operating modes, including AUTO, fixed speeds, constant and proportional pressure settings, it optimises performance while reducing energy consumption.

The BritTherm Circulator Pump S4 25/7-130 provides intelligent and efficient circulation for potable water systems. Its robust stainless steel EN1.4521 casing ensures long-lasting durability and suitability for potable water applications. The pump includes nine versatile modes to suit different system requirements: three fixed speeds, two constant pressure modes (CP1 and CP2), two proportional pressure modes (PP1 and PP2), AUTO mode for automatic optimisation, and a low-power Night mode that reduces energy use to 5 watts.

Equipped with electrical and thermal protection, this pump safeguards against damage from external factors unrelated to normal operation. Its adaptable performance and energy-saving features make it a reliable choice for both domestic and light commercial water circulation needs.

Features & Benefits:
✅ Compact 130mm length for versatile installation
✅ EN1.4521 stainless steel casing – potable water safe
✅ Nine intelligent operating modes for adaptable performance
✅ Three fixed-speed options for manual control
✅ Constant pressure modes (CP1 & CP2) maintain system stability
✅ Proportional pressure modes (PP1 & PP2) respond to flow changes
✅ AUTO mode for optimised energy efficiency
✅ Night mode reduces power use to just 5W
✅ Electrical and thermal protection for enhanced durability
✅ Quiet operation with reliable performance

• Programs = 9 Control Programs
• Maximum Head (Meters) = 7
• Flow (m3/h) = 3.7
• Power = 5~47
• Connection Size = 1 ½”
• Energy Efficiency Index Rating (EEI) = EEI≤0.21
• Maximum System Pressure (KPA) = 10 Bar
• Protection Class = IP44
• Temperature Class = TF 95°C
• Insulation Class = F
• Material = Stainless Steel
• Supplied With (Loose in Box) = A set of brass threaded connections designed for fastening to pipes, high-temperature rubber gaskets, electrical cable 1.3 m long, insulation foam, data sheet and warranty instructions.

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