Market leading thermal energy storage for homes
Easy to install
Seamlessly integrate Sunamp into your home

Space-saving
More compact than traditional hot water cylinders

Ready-to-heat
Instant hot water on demand

Works with a wide choice of energy sources
Sunamp heat batteries are energy saving thermal stores containing high performance phase change materials to efficiently store heat for domestic hot water systems and space heating. Up to 4 times smaller than the equivalent hot water cylinder and requiring no routine maintenance, their sleek, super-compact design means they look good in any home and free up valuable storage space.

Homeowner
Whether you’re planning to improve your existing property or embarking on a new self-build home project, Sunamp’s eco-friendly, safe, efficient and compact heat batteries will integrate perfectly with your preferred heating controls to deliver cascades of hot water and highly responsive space heating to your dream home.

Housing developer
Incorporate a renewable energy system into your housing projects with Sunamp heat batteries, to deliver environmental benefits, save space and improve cost efficiencies. Sunamp’s bespoke design can be tailored to meet your exact size requirements, and additional storage can easily be added further down the line.

Social landlord
Replace gas boilers and hot water cylinders, cut carbon emissions and tackle fuel poverty by introducing Sunamp thermal batteries into new and existing housing stock. Tried and tested, and already providing hot water in thousands of homes around the UK, Sunamp heat batteries require little or no maintenance, are easy to install, carry no risk of legionella and work with a wide choice of energy sources.
How it works

Space-saving: up to 4 times smaller than hot water cylinder it replaces
Enables heat pump systems to be installed where otherwise they wouldn’t fit
Lower heat losses:up to 4 times higher energy efficiency
A+ energy rating: saves up to 1000kWh a year
High flow rate hot water
Instantaneously heated for hygiene and freshness
Fast and easy to install: no tundish, no discharge pipework, no T&P safety valve to maintain
No mandatory annual maintenance
Market-leading 10-year warranty on the heating element

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