BritTherm Сirculator Pump B1 Series B1 25/4-130 (661996702)

The BritTherm B1 25/4-130 Circulator Pump is a dependable three-speed pump designed for circulating both hot and cold potable water. Its classic bronze body construction ensures compatibility with drinking water systems, while the manual speed selector allows for precise control across varying system requirements. Ideal for homeowners and installers looking for a traditional, proven solution with added protection features for long-term reliability.

The BritTherm B1 25/4-130 Circulator Pump offers an efficient and robust solution for domestic water circulation. Featuring a durable bronze body, it’s suitable for applications involving drinking water, and resistant to corrosion over time.

This model comes with a simple three-speed mechanical switch, letting users set the flow rate to match their specific system performance needs. This “Old School” control method is appreciated for its reliability and ease of use, particularly in traditional or retrofit installations.

With built-in thermal and electrical protection, the pump is safeguarded from overheating and electrical faults, reducing the risk of breakdowns caused by external issues. Its compact 130mm length makes it suitable for tight installation spaces in residential systems.

Features & Benefits:
✅ Three manual speed settings for system flexibility
✅ Corrosion-resistant bronze body for potable water
✅ Trusted “Old School” mechanical control
✅ Thermal and electrical protection for peace of mind
✅ Compact design suitable for tight spaces
✅ Ideal for central heating and domestic water systems

• 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 = Bronze
• 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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