Future-flexible heating

Co-created with installers and built for fast, simple, plug-and-play installation – the compact CS5800i Hybrid Heat Pump puts responsible heating straight into the homes of your customers - by connecting the heat pump and boiler^ and optimising how they deliver year-round, low-carbon heating.

Why choose the Compress 5800i Hybrid Heat Pump?



Rapid installation with no system upgrades.



Optimises between heat pump and boiler based on fuel prices.



Hybrid unit fits internally into a cupboard or onto an outside wall.


Outdoor Unit

Our brand new CS5800i outdoor unit is our quietest ever heat pump.

It brings a more responsible future to home heating with features your customers will be sure to be pumped about.

Hybrid Unit

This clever product uses Bosch’s intelligent Energy Management System to run the heat pump and boiler^ in parallel, bringing the best of both worlds to customers’ homes.

hybrid 5800i

Hybrid system controls

Effortlessly define your customers hybrid strategy and monitor consumption from the choice of controls of either the CH120 or EasyControl.

Hybrid Heat Pump Controls


Set the hybrid system strategy and monitor energy consumption seamlessley with the non-connected wired CH120 system control.



Internet connected programmable control to manage the hybrid system from a smart device using the EasyControl app.

Download the installer guide

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Learn more about the product

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^New or existing Greenstar 8000, Greenstar 4000 and Greenstar CDi Compact range (up to 36kW)