Vaillant
The Vaillant aroTHERM plus 5kW is a monobloc air-source heat pump using R290 refrigerant, offering a 5 kW nominal capacity and an A+++ ErP rating with a SCOP of 5.03 at 35°C.
The Vaillant aroTHERM plus 5kW is a monobloc air-source heat pump designed for domestic heating applications in the UK. Utilising R290 (propane) refrigerant with a Global Warming Potential (GWP) of 3, this unit delivers a nominal capacity of 5 kW. It is engineered to provide efficient heating, achieving an ErP rating of A+++ at both 35°C and 55°C flow temperatures. This model is suitable for new builds and retrofit projects requiring a compact, high-performance heating solution.
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Full technical specifications extracted from the manufacturer brochure. Empty sections are hidden.
The Vaillant aroTHERM plus 5kW is an air-source monobloc heat pump, part of the aroTHERM plus range, offering a nominal heating capacity of 5 kW. This unit operates with R290 (propane) refrigerant, which has a low Global Warming Potential (GWP) of 3 and a charge of 0.9 kg. It is capable of delivering a maximum flow temperature of 75°C, making it suitable for systems that may require higher temperatures. The unit achieves a Seasonal Coefficient of Performance (SCOP) of 5.03 at 35°C, contributing to its A+++ ErP rating for both 35°C and 55°C applications. Sound emissions are managed effectively, with a sound power level of 53 dB(LWA), and a quiet mode is available. The outdoor unit measures 965mm (H) x 1100mm (W) x 450mm (D) and weighs 128 kg. Electrical requirements are 230V, 50Hz, single-phase, with a startup current of 15A. Minimum water flow rate is 9 litres per minute, and the maximum operating pressure is 2.5 bar.
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Specifications on this page are extracted from the manufacturer brochure. Always cross-check against the latest datasheet before commissioning or quoting. Last updated 28 June 2026.