The Vaillant ecoTEC Plus 612 (ErP) System Boiler is a compact, efficient, and highly versatile heating solution, designed to meet the needs of modern homes. As one of the smallest and lightest system boilers in its class, it’s ideal for installations where space is limited, while still delivering reliable and consistent performance.
Thanks to its lightweight design and compact dimensions, the ecoTEC Plus 612 is easy to handle and install, making it a popular choice among installers. Its flexible siting options allow it to be fitted neatly into kitchen cupboards, airing cupboards, or utility spaces, making it perfect for both new installations and boiler replacements.
Performance and efficiency are at the heart of this model. The boiler features advanced modulation, allowing it to adjust output during periods of low heat demand. This helps to maximise efficiency, reduce energy consumption, and keep heating costs down. In addition, the flame lift detection system ensures more efficient and quieter combustion, improving both performance and comfort within the home.
The ecoTEC Plus 612 is also fitted with a high-efficiency pump, further reducing energy usage and enhancing overall system performance. With an A-rated ErP efficiency, it’s designed to deliver strong heating performance while minimising environmental impact.
For added peace of mind, the boiler comes with a standard 5-year warranty, which can be extended up to 10 years when installed by a Vaillant Advance Installer, ensuring long-term reliability and support.
Key Features & Benefits
Compact and lightweight design for easy installation
Ideal for homes with limited space
Flexible siting options for cupboards and small areas
Advanced modulation for improved efficiency during low demand
Flame lift detection for quieter and more efficient combustion
High-efficiency pump to reduce energy consumption
A-rated ErP efficiency for heating
Up to 10-year warranty available with approved installation
Technical Specifications
Product Type: Gas System Boiler
Model: ecoTEC Plus 612
GTIN: 4024074806692
Height: 720 mm
Width: 440 mm
Depth: 338 mm
Gross Weight: 41 kg
Output: 12 kW / 40,000 BTU
ErP Rating: A (Heating)
Warranty: 5 years (extendable to 10 years with Vaillant Advance Installer)
Frequently Asked Questions
Is the ecoTEC Plus 612 suitable for smaller homes?
Yes, with its 12kW output, this boiler is ideal for smaller properties or homes with lower heating demands, especially where space is limited.
Can this boiler be installed in a cupboard?
Yes, its compact size and lightweight design make it perfect for cupboard installations, provided all installation guidelines are followed.
Does this boiler help reduce energy costs?
Yes, features like advanced modulation and a high-efficiency pump help optimise energy usage, which can reduce overall heating bills.
Vaillant ecoTEC Plus 612 (ErP) System Boiler Only
£1,093.92
Any questions?
We’ve answered the most common queries to help you shop with confidence.
Absolutely. Check availability at your nearest branch during checkout or contact us directly.
Do you offer bulk pricing or trade discounts?
Yes, we offer competitive rates for trade customers and bulk orders. Contact our team for a tailored quote.
What if the product arrives damaged?
Please notify us within 48 hours of delivery. We’ll arrange a prompt replacement or refund as needed.
How fast is the delivery time?
Most items are delivered within 2–5 working days, depending on stock and location. Some products may take longer times.
What is the Return Policy?
We accept most returns within 14 days of delivery, provided the items are unused, in their original packaging, and in resalable condition. Please contact our customer service team to arrange a return or discuss any concerns.
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