BritTherm Сirculator Pump S1 Series S1 25/4-130 (661999102)

The BritTherm S1 25/4-130 Circulator Pump is a reliable, classic three-speed pump designed for the circulation and recirculation of cold and hot potable water. Its robust stainless steel EN1.4521 casing provides excellent corrosion resistance, making it suitable for demanding water systems. Manual speed selection via a mechanical switch offers simple and precise control across the pump’s full power range.

The BritTherm Circulator Pump S1 25/4-130 delivers proven performance for circulating potable water in heating and water supply systems. Its 25mm size and 130mm body length suit a wide variety of domestic and commercial applications where dependable water circulation is essential.

Featuring three fixed speeds, this pump allows manual adjustment through a mechanical switch, enabling users to select the appropriate power level for the system’s demands. The stainless steel EN1.4521 casing ensures durability and resistance to corrosion, prolonging pump life and maintaining efficiency.

Built-in electrical and thermal protection systems safeguard the pump from faults unrelated to its normal operation, enhancing reliability and reducing the risk of breakdown. The S1 Series pump’s straightforward design and trusted construction make it ideal for clean water circulation and recirculation.

Features & Benefits:
✅ 25mm connection with 130mm body length for versatile installation
✅ Manual three-speed control via mechanical switch for user-friendly operation
✅ Durable stainless steel EN1.4521 casing for corrosion resistance
✅ Suitable for circulating cold and hot potable water
✅ Electrical and thermal protection to prevent damage
✅ Time-tested design for reliable water recirculation

• Programs = 3 Speed
• Maximum Head (Meters) = 4
• Flow (m3/h) = 2.9
• Power = 72
• Connection Size = 1 ½”
• Energy Efficiency Index Rating (EEI) = N/A
• Maximum System Pressure (KPA) = 10 Bar
• Protection Class = IP44
• Temperature Class = TF 110°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, data sheet and warranty instructions.

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