Comet Combination Unit

 

All-in-One Heating & Hot Water Solution

A compact, high-performance boiler with integrated 144L hot water storage—ideal for properties without mains gas.

Key Features:

  • Outputs: 9kW, 12kW, 14.4kW
  • Built-in 144L duplex stainless steel hot water cylinder
  • Pre-plumbed & pre-wired for easy installation
  • Heating only, hot water only, or both
  • Fast hot water recovery with indirect cylinder
  • Programmable heating schedules & room temperature control
  • Energy-efficient operation with intelligent controls
  • WRAS approved

Enjoy instant heating and hot water—no gas required.

WRAS APPROVED PRODUCT

Shop Now

Comet Combination Unit

The Comet Electric Boiler Combination Unit offers the comfort and convenience of wet central heating and domestic hot water for domestic properties with no access to mains gas. It is a fully controllable 24/7 packaged unit housed in an elegant enclosure and is available in 9kW, 12kW or 14.4kW Outputs and a 140 Litre Duplex Stainless Steel Hot Water Cylinder.

The Boilers internal plumbing is configured to an ‘S’ Plan design that also has an in built magnetic filter for added protection and includes pre-plumbed Expansion Vessels for both the Heating and Domestic Hot Water circuits.

The Electric Combi Boiler has an easy-to-use control panel which allows:- • Both the user and installer to identify the operating temperatures on the flow and return, system flow rate and kW output of the boiler at any given time • The installer to utilise the inbuilt self-diagnostic feature during installation or routine maintenance • The operating temperature of the boiler to be adjusted from 40 degrees through to a maximum 85 degrees. • The digital pressure sensor within the unit allows you to take an accurate reading of the system pressure at all times. • The unit is supplied with an external Tundish, Combination Control Valve, Filling Loop & External Weather Compensation Sensor.

 

Electric Combi Boiler Features

  • Inbuilt Programmer with System Diagnostics
  • Wired Room Sensor Included
  • Weather Compensation
  • 100% Efficient
  • Energy Saving Smart Pump
  • Full Power Modulation
  • Stainless Steel Heat Exchanger
  • High Temperature Cut-Out
  • Digital Pressure Gauge
  • Tank Cleansing Feature (Anti-Legionella)
  • Solar DHW PV Connection

The Boilers inbuilt controller ‘Navigation Button’ allows easy access to the Boilers settings. There are various pre-set times that can be easily adjusted to suit the user’s Heating & Domestic Hot Water requirements. For ease of installation a Wired Room Sensor is supplied or alternatively a 3rd Party Smart Thermostat can be utilised to control the heating requirements remotely.

The unit has In-built Weather Compensation which will automatically modulate and reduce the Boilers input temperature in relation to the external temperature which reduces Boiler cycling and could save up to 15% energy per annum.

Related downloads: