Vaillant ecoTEC Plus 625 25kW System Gas Boiler – 0010036012
Vaillant ecoTEC Plus 625 25kW System Gas Boiler – 0010036012
Vaillant ecoTEC Plus 625 25kW System Gas Boiler – 0010036012
The Vaillant ecoTEC Plus 625 is a premium 25kW system boiler designed to provide efficient and dependable heating for homes with a separate hot-water cylinder.
Featuring Vaillant’s intelligent ioniDETECT combustion technology, the boiler continually monitors combustion conditions to support reliable performance and improved system efficiency. Its refined internal layout provides straightforward access to major components, helping make installation, commissioning and servicing easier.
The ecoTEC Plus 625 is smart-home ready and can be paired with compatible Vaillant controls and the myVAILLANT connect internet gateway for app-based heating control. Its familiar dimensions and connection layout also make it an excellent option for replacing an existing Vaillant system boiler.
Key Features
- 25kW natural gas system boiler
- Ideal for properties with a separate hot-water cylinder
- A-rated for central-heating efficiency
- 94% ErP seasonal heating efficiency
- Intelligent Vaillant ioniDETECT combustion technology
- Smart-home ready with compatible Vaillant controls
- Intuitive semi-touch control interface
- Stainless-steel heat exchanger
- Compact and installer-friendly internal layout
- 20% hydrogen blend ready
- Up to 1:8 modulation ratio
- Quiet 46dB(A) operation
- Manufactured in the UK
- Five-year manufacturer’s guarantee*
- Boiler only – flue and controls sold separately
Technical Specifications
| Specification | Details |
|---|---|
| Manufacturer | Vaillant |
| Range | ecoTEC Plus |
| Model | 625 |
| Boiler type | System boiler |
| Fuel type | Natural gas |
| Rated output | 25kW |
| Condensing output range | 3.9–26.5kW |
| Heating efficiency | 94% |
| ErP heating rating | A |
| Modulation ratio | Up to 1:8 |
| Sound level | 46dB(A) |
| Heat exchanger | Stainless steel |
| Dimensions | 720 × 440 × 352mm |
| Dry weight | 36kg |
| Gas connection | 15mm |
| Heating flow and return | 22mm |
| Manufacturer part number | 0010036012 |
| EAN | 4024074906743 |
| Guarantee | 5 years* |
What’s Included?
- Vaillant ecoTEC Plus 625 25kW system boiler
- Standard manufacturer-supplied components and documentation
Please note: This listing is for the boiler only. The flue, magnetic filter, heating controls, cylinder and installation materials are not included unless stated otherwise.
Installation Notice
This natural-gas boiler must be installed and commissioned by a suitably qualified Gas Safe registered engineer. Correct boiler sizing should be confirmed before purchase.
*Manufacturer’s guarantee is subject to Vaillant’s registration, installation and servicing terms.
Delivery is 6-11 Working Days
Product Details
Product Details
Materials and care
Materials and care
Merchandising tips
Merchandising tips
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