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Grundfos UPM3 Solar 25-75 Pump – Energy-Efficient Solution for Solar Systems
Grundfos UPM3 Solar 25-75 is a modern circulation pump designed specifically for solar thermal systems. It ensures efficient circulation of heat transfer fluid between solar collectors and storage tanks or heat exchangers.
With high performance, energy efficiency, and PWM control support, the pump allows precise system регулировка and reduced power consumption.
Key advantages:
✅ Designed for solar systems
Optimized for solar heating and DHW applications.
✅ Energy-efficient (2–45 W)
Low power consumption with high performance.
✅ PWM control
Allows automatic adjustment via controller.
✅ High flow rate up to 3.4 m³/h
Ensures stable circulation.
✅ Head up to 7.5 m
Suitable for most solar systems.
✅ Durable construction (cast iron + stainless steel)
Long service life and reliability.
✅ High temperature resistance up to 130°C
Ideal for solar collector systems.
✅ Compact and easy installation
Installation length 130 mm.
✅ Consultation and system selection
We help choose the right pump.
Applications:
🔹 Solar collectors
🔹 Domestic hot water (DHW) systems
🔹 Heating systems
🔹 Solar systems with heat pumps
🔹 Residential and commercial use
Design features:
Type: circulation pump
Model: Grundfos UPM3 Solar 25-75
Max flow rate: up to 3.4 m³/h
Max head: up to 7.5 m
Power consumption: 2–45 W
Power supply: 230 V, 50 Hz
Max pressure: up to 10 bar
Fluid temperature: +2…+110°C (up to 130°C short-term)
Housing material: cast iron
Rotor: stainless steel
Installation length: 130 mm
Connection: G1½″
Control: PWM + 3 speeds
Grundfos UPM3 Solar 25-75 – the optimal choice for solar systems
Grundfos UPM3 Solar 25-75 is a reliable and energy-efficient circulation pump for solar systems. With high performance and precise control, it ensures stable and long-term operation.