Description
Optimise your heat pump efficiency with the Grant Aerona³ Hot Water Priority Relay Box (HPWPR2). Specially engineered for seamlessly integrated heat pump setups, the HPWPR2 relay control unit ensures your air source heat pump intelligently prioritises domestic hot water (DHW) production over central heating demand whenever required.
Designed by Grant UK, this essential control accessory is built to simplify wiring, streamline system communication, and maintain peak seasonal performance across the Aerona³ heat pump range.
Key Features & Benefits
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Intelligent Water Priority: Automatically directs heat pump output to satisfy domestic hot water demand before returning to space heating.
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Simplified Wiring Integration: Serves as a clean, centralised wiring interface between the heat pump terminal block, cylinder thermostat, and diverter valve.
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Optimised System Efficiency: Prevents simultaneous heating load conflicts, ensuring rapid hot water recovery times and lower energy consumption.
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Genuine Grant Quality: Manufactured to meet strict UK heating standards for reliable, long-term operational performance.
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Compact Enclosure: Compact terminal box footprint allows for fast, tidy installation within standard plant rooms or airing cupboards.
