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Worcester Bosch

Greenstar 5800i AW 5kW

R290 monobloc air source heat pump, 6.80 kW heat output

Last reviewed 13 September 2026

Specifications

Heat output6.80 kW at 7/35C
SCOP4.53 (MCS, 35C flow)
RefrigerantR290 (propane)
Sound pressure42 dB(A)
Dimensions800 x 1100 x 540 mm (H x W x D)
Weight143 kg
Max flow temperature75C

Figures taken from the manufacturer: source. Specifications change by model year and configuration - confirm with the supplier before relying on them.

Who uses it

Worcester Bosch's entry-size 5800i AW, using the natural refrigerant R290 and reaching a 75C flow temperature for existing radiator systems. It is marketed as one of the quieter units in this size at 42 dB(A) sound pressure.

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Compare the Worcester Bosch Greenstar 5800i AW 5kW

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