This wall-mounted unit offers a flexible range of options in combination with various hot water storage solutions. This pre-configured indoor unit is quick and easy to install with a built-in multi-functional backup electric booster for heating and hot water.

Lightweight and compact

Simple Indoor Unit

All essential system components are in one place, including the expansion vessel, pump, valves, and inline water heater, which provides a fail-safe backup when the weather is at it’s coolest.

Easy refrigerant connections and valves

It comes pre-filled and, once connected, can be easily directed into refrigerant pipes.

Simple wiring

Both the CS3400i indoor unit and outdoor unit are easily connected to a power supply and connected together by a communication cable

Connected and easy

HPC 410 control as standard, for simpler commissioning. Plus simple customer controls, compatible with Connect-Key K30 and HomeCom Easy app for remote monitoring and total peace of mind.

_{*Terms and conditions apply, training is required for maximum guarantee length. Visit Bosch website for more information} 

 _{**A 5/8” to 1/2” adapter is provided for connection with CS3400iAWS 4 OR-S}