Cube X commercial trial with Birmingham City Council

As the very first installation in the UK, this commercial trial with Birmingham City Council is expected to save the council’s residents thousands on their hot water bills. Legionella and Fire Safe Services provided the installation, which was easy to install due to no G3 regulations required. The Mixergy Cube X is capable of heating only what the home needs and is set to become the preferred smart hot water solution for social housing. 

Space saving

Design to install and fit in tight spaces with no G3 certification required


Lower bills

Brings down hot water bills significantly by only heating what is needed


In control

The app enables easy scheduling, machine learning, smart tariff integration and insights


Technical specifications

Product variant150L210L
Width (mm)520520
Depth (mm)585585
Height (including fittings, mm)13151650
ClearanceW-50mm | D-50mm | H-475mmW-50mm | D-50mm | H-475mm
Dry weight (kg)3644
Wet weight (kg)188246
Primary connections22mm comp22mm comp
Overfill pipe connectionsG ¾G ¾
Electrical requirements16A, 230-240V, 1.5mm2 CSA16A, 230-240V, 1.5mm2 CSA
DHW coil max operating pressure (bar)33
Primary coil pressure drop @15 l/min (mbar)107134
Maximum permission storage water temperature (°C)6060
Standing heat loss (kWh/24h)1.121.24
ERP ratingBB

I’ve been in the plumbing and heating industry now for over 30 years and this is one of the best products that has come onto the market.

Steve Morris, Managing Director of Legionella and Fire Safe Services