BritTherm Сirculator Pump S5 Series S5 25/8-180 (661999501)

The BritTherm S5 25/8-180 Circulator Pump is a powerful, high-tech solution tailored for commercial potable water circulation systems. Constructed with a stainless steel EN1.4521 casing, it offers 13 intelligent operating modes, including four constant speed settings, four constant pressure modes, four proportional pressure options, and an adaptive AUTO mode. This 180mm pump is ideal for high-demand water supply applications where reliability, control, and performance are critical. Built for commercial reliability, the BritTherm Circulator Pump S5 Series S5 25/8-180 is a heavy-duty, intelligent pump designed for potable water circulation in complex water supply systems. Housed in a durable EN1.4521 stainless steel body, this 180mm pump features a full suite of 13 operating modes, allowing precise adaptation to system requirements. Operators can manually choose from four fixed rotor speeds for steady flow or enable one of four constant pressure (CP2–CP5) or four proportional pressure (PP2–PP5) modes that dynamically respond to demand. The AUTO mode optimises performance automatically, reducing energy use without sacrificing pressure. Electrical and thermal protection systems ensure long-term safety and resilience, making the S5 Series a trusted choice for commercial installations.   Features & Benefits: ✅ Robust EN1.4521 stainless steel construction ✅ Designed for commercial potable water systems ✅ 180mm pump length for broader installation compatibility ✅ 13 intelligent operating modes for system flexibility ✅ AUTO mode for smart, energy-efficient performance ✅ Four fixed rotor speeds for constant flow control ✅ Four CP modes for stable pressure regardless of demand ✅ Four PP modes for dynamic, demand-based operation ✅ Electrical protection prevents overload and faults ✅ Thermal protection safeguards against overheating

BritTherm Сirculator Pump S2 Series S2 12/10-162 (661999202)

The BritTherm S2 12/10-162 Circulator Pump is a reliable booster pump designed specifically for use with water tanks to ensure a stable and consistent water supply. Built with a durable stainless steel EN1.4521 casing, it features dual automatic operation modes to suit domestic plumbing needs. The pump is fitted with a ¾" threaded connection for easy installation and includes an integrated check valve for efficient backflow prevention. The BritTherm Circulator Pump S2 Series S2 12/10-162 offers an intelligent solution for boosting water supply from tanks, maintaining consistent pressure and flow for household consumption. Constructed from high-quality stainless steel EN1.4521, this pump is engineered to withstand the rigours of everyday use and resist corrosion. It provides two operational programmes: Manual Mode, where the pump runs continuously until manually switched off, and AUTO Mode, which intelligently detects water flow and pressure changes, activating the pump automatically when taps open and shutting off when they close. This automatic feature ensures energy efficiency and convenience. The pump includes an integrated check valve within the casing, preventing backflow and maintaining system integrity. Electrical and thermal protection systems safeguard the pump from breakdowns caused by external faults unrelated to normal operation, ensuring reliable performance and longevity. Ideal for use with drinking water tanks, the BritTherm S2 12/10-162 enhances domestic water systems by stabilising pressure and flow for a smooth water supply.   Features & Benefits: ✅ Durable stainless steel EN1.4521 casing for long-lasting performance ✅ Dual operation modes: Manual and AUTO for flexible control ✅ Automatic start/stop based on flow and pressure changes in AUTO mode ✅ Integrated check valve prevents backflow ✅ ¾" threaded connection for simple installation ✅ Electrical and thermal protection systems for pump safety ✅ Ideal for boosting water supply from tanks in domestic plumbing

BritTherm Automatic Сirculator Pump P6 Series P6 32/15-180 (661995806)

The BritTherm P6 32/15-180 is the most powerful model in the P6 Series, delivering a massive 15-metre head for the most demanding central heating and underfloor systems. With 32mm connections, 10 operational modes and dual PWM compatibility, this pump offers smart control and exceptional performance. Ideal for commercial-scale or complex domestic installations, it provides robust flow, enhanced safety, and effortless automation. For installations requiring unmatched power and reliability, the BritTherm P6 32/15-180 is a high-output solution tailored to modern heating systems. With its 15m head height, this 180mm pump easily supports extended pipe runs and multi-zone underfloor heating or radiator circuits. It comes equipped with 10 selectable modes, including constant and proportional pressure settings, and three fixed-speed options for legacy systems. Its dual PWM control modes (GT and ST) allow remote operation with leading thermostats and controllers, including Siemens, Honeywell and others. Electrical and thermal protections are built-in to prevent damage from system faults or overheating. Whether you’re fitting a high-volume domestic system or light commercial heating, this pump ensures consistent, efficient circulation.   Features & Benefits: ✅ Massive 15m head for large or multi-zone systems ✅ 32mm ports for high-volume water flow ✅ AUTO Mode suits 80% of heating applications ✅ Constant and proportional pressure modes for system tuning ✅ Three fixed-speed options for traditional control ✅ Dual PWM (GT & ST) compatible with major brands ✅ Ideal for smart thermostats and controllers ✅ Integrated electrical and thermal safety features ✅ Quiet, efficient motor reduces running costs ✅ Designed for large HVAC and underfloor systems

BritTherm Automatic Сirculator Pump P7 Series P7 32/10-180 (661995904)

The BritTherm P7 32/10-180 is a robust circulator pump tailored for commercial heating systems. It features a permanent magnet motor and compact rotor design that ensures whisper-quiet, energy-efficient operation. With 13 automatic operation modes including AUTO, constant pressure, proportional pressure, and fixed speed settings, this pump adapts to a wide variety of heating requirements. Its self-ventilated casing and built-in electrical and thermal protections guarantee reliable and safe performance. Designed for demanding commercial HVAC and underfloor heating applications, the BritTherm P7 32/10-180 offers advanced functionality combined with durable engineering. This pump has 32mm ports and a 180mm length, delivering up to 10 metres of head pressure, making it suitable for medium to large heating circuits. The pump’s permanent magnet motor and compact rotor technology minimise power consumption while maintaining ultra-quiet operation, ideal for installations where noise must be kept to a minimum. It includes 13 selectable operation modes: AUTO mode for simple commissioning, four constant pressure modes (CP2 to CP5) ideal for stable flow systems, four proportional pressure modes (PP2 to PP5) for systems with varying flow rates, and four fixed rotor speed modes for traditional setups. An automatic night power reduction function decreases power consumption to just 5 watts during low demand periods without affecting heating comfort. The self-ventilated pump body design prevents air ingress, enhancing reliability and efficiency. Electrical and thermal protection systems safeguard the pump from external faults, ensuring longevity and dependable operation.   Features & Benefits: ✅ Permanent magnet motor for superior energy efficiency ✅ Quiet operation with compact rotor technology ✅ 13 flexible operation modes including AUTO ✅ Four constant pressure modes (CP2 to CP5) ✅ Four proportional pressure modes (PP2 to PP5) ✅ Four fixed rotor speed modes for traditional control ✅ Night power reduction to 5W for energy savings ✅ Self-ventilated casing to prevent air ingress ✅ Electrical and thermal protection for added safety ✅ Ideal for commercial heating and underfloor heating systems

BritTherm Automatic Сirculator Pump P3 Series P3 15/4-130 (661995501)

The BritTherm P3 15/4-130 circulator pump is designed for versatile domestic heating systems, featuring nine intelligent automatic operation modes to deliver optimal comfort and energy efficiency. Its compact size and accessible control panel make it ideal for installation even in confined or concealed spaces. The BritTherm Automatic Circulator Pump P3 15/4-130 offers advanced adaptability for modern domestic heating systems. With nine automatic operating modes, this pump intelligently adjusts to the specific demands of your system, ensuring efficient and consistent performance. The pump’s AUTO mode simplifies operation by selecting the best power setting for around 80% of heating systems with a single button press. It includes two constant pressure modes (CP1 and CP2) that maintain steady pressure regardless of flow rate, and two proportional pressure modes (PP1 and PP2) that adapt the pump’s output based on pressure changes proportional to flow rate. For manual control, the pump features three fixed speeds, allowing users to select the desired power output. An automatic night power reduction function reduces energy consumption to a mere 5 watts without affecting the heating quality, saving energy during low demand periods. The pump is also equipped with electrical and thermal protection systems to safeguard it from external damage unrelated to normal operation, enhancing durability and reliability.   Features & Benefits: ✅ Compact 15mm size for easy fitment in tight spaces ✅ Nine automatic operation modes for tailored performance ✅ AUTO mode for simple intelligent control ✅ Two constant pressure modes (CP1 & CP2) for pressure stability ✅ Two proportional pressure modes (PP1 & PP2) for adaptive flow response ✅ Three fixed speeds for manual control ✅ Night mode reduces power to 5 watts for energy efficiency ✅ Electrical and thermal protection for long-lasting durability ✅ Suitable for all domestic heating systems