ECA's Core Advantages

Why ECA Arceus Electric Boilers?

Please find the key unique selling points (USPs) that position our ECA Arceus electric boilers as the best in the UK market:

  • ECA Arceus electric boilers is WRAS approved.
  • ECA Arceus electric boilers can be range rated on the central heating side to be able to bespoke to kw you need for your property – with the other electric boilers in the UK market you cannot range rate.
  • ECA Arceus electric boilers offer a higher flow rate than any other electric boiler.
  • ECA Arceus electric boilers are the only electric boiler in the UK that can heat a bath – the other electric boilers cannot do this. 
  • ECA components are brass – the others are plastic and therefore not as durable.
  • ECA Arceus electric boilers heat exchanger technology can be easily removed for maintenance and servicing issues, with an expected lifespan of 10 years+, compared with the inbuilt technology of the other brands and an expected lifespan of 3 years do to limescale build up.
  • ECA Arceus electric boilers are the only electric boilers that accepts open-therm technology providing 15-20% higher boiler efficiency. Our competitors do not offer this.

The ECA Arceus electric boilers are designed as versatile dual phase units, meaning they can operate on either single phase or three phase supply, depending on installation requirements.

In terms of application:

  • The 12kW combi model is ideal for studio flats, one- to three-bedroom properties, and homes with a single bathroom.

  • The 15kW model is better suited for larger properties with 8–10+ radiators or higher hot water demand.

Additionally, I’ve attached a helpful installation cheat sheet, which outlines the key technical and installation requirements for each model, providing quick reference guidance for your team.