







EHC Comet Electric Combi Boiler 12KW/140L - Floor Standing
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EHC Comet 12kW Electric Combi Boiler & 140L Floor Standing Cylinder
The EHC Comet 12kW Electric Combi Boiler with an integrated 140-litre duplex stainless steel insulated hot water cylinder offers a compact, highly efficient all-in-one heating and hot water solution. Ideal for properties without mains gas access, this fully controllable 24/7 packaged unit can provide heating only, hot water only, or both simultaneously with improved re-heat times compared to direct cylinders. Supplied pre-plumbed and pre-wired for ease of installation, this system is compatible with solar PV panels and incorporates advanced safety features for peace of mind.
Key Benefits & Features
- Powerful 12kW output: Suitable for both central heating and domestic hot water with maximum outputs of 12kW each.
- Integrated 140L duplex stainless steel cylinder: Insulated for efficient hot water storage with faster re-heat times than traditional direct cylinders.
- Flexible heating modes: Heating only, hot water only, or simultaneous operation selectable.
- Pre-plumbed and pre-wired package: Simplifies installation and reduces setup time, ideal for retrofit or new build installations.
- Backlit LCD display and integrated programmer: User-friendly controls for heating schedule and system monitoring.
- Compatible with solar PV systems: Supports eco-friendly integration with renewable energy sources to enhance efficiency.
- Advanced safety and diagnostics: Includes run-dry sensor, overheat protection, thermal cut-outs, electronic fault diagnostics, and reliable thermostat controls.
- Compact floor-standing design: Suitable for airing cupboards and utility rooms, maximising space efficiency.
- Robust warranty: 5 years parts and labour on boiler, and 10 years warranty on the stainless steel cylinder (terms apply).
Technical Specifications
Model Number | EHCCECB12 |
EAN | 5906564032332 |
Power Output | 12 kW (Heating & Domestic Hot Water) |
Cylinder Capacity | 140 Litres, Duplex Stainless Steel, Insulated |
Dimensions (HxWxD) | 1745 mm × 580 mm × 630 mm |
Weight | Approx. 107 kg |
BTU Output | 40,945 BTU |
Operating Temperature Range | 30°C to 85°C |
Circuit Protection | 63 Amps |
Minimum Cable Size | 16 mm² |
Load Current | 50 Amps |
Voltage | 240 V, Single Phase |
ErP Rating | D (Boiler), C (Cylinder) |
Warranty | 5 years parts and labour (boiler) 10 years warranty on stainless steel cylinder (subject to terms) |
The EHC Comet 12kW Electric Combi Boiler with integrated 140L floor standing duplex stainless steel cylinder delivers an efficient, reliable, and user-friendly heating and hot water solution. Its compact design, quick re-heat times, advanced safety features, and compatibility with solar PV systems make it an excellent choice for modern UK homes without mains gas. Backed by strong warranties, it offers peace of mind and long-term durability.
- Type Combi Boilers
- Vendor EHC
- SKU EHCCECB12
Please note: Delivery times may vary depending on location, with specific details outlined below.
Standard Delivery
UK Mainland
- Delivery Time: 2–4 working days
- Free Delivery on all orders
Express Delivery
UK Mainland
- Delivery Time: 1–3 working days
- Delivery fee of £15
Channel Islands
- Postcodes Covered: GY*, IM*, JE*
- Minimum Order: £50
- Delivery Fee: £70
Northern Ireland, Offshore Territories & Scottish Islands
- Postcodes Covered: BT*, HS*, KW, ZE
- Minimum Order: £50
- Delivery Fee: £35
Same Day Delivery
- Eligible Postcodes:
E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW* - Minimum Order: £50
- Same Day Delivery Fee: £60
- Special Requests or Locations:
For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.
Collections
Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.
Collection address: 284 Water Rd, Unit 9, London, HA0 1HX