The new ecoTEC plus is the product of hours of research and development, years of expertise and innovation and a series of fine, precise improvements that have sharpened, intensified and enhanced performance specifically for the UK market. We’ve started with a classic, and taken it to the next level.
Combination boiler
The new ecoTEC plus takes connectivity to a whole new level. Paired with our new plug-and-play internet gateway, myVAILLANT connect, it enables app control, smart home integration and remote appliance care and support in minutes, for increased efficiency and first-class customer service.
10-year guarantee available - Free 5-year guarantee out of the box as standard. Extended guarantee available when installed with a Boiler Protection Kit and registered on Advance.
Smart home ready* Works alongside the new myVAILLANT connect internet gateway, for easy connection with most Vaillant controls and app connectivity in minutes
Automatic LPG conversion on most outputs** Completed in minutes using the new intuitive interface, with no additional parts required.
New IoniDETECT technology Intelligent gas combustion monitoring, helping the new ecoTEC plus reach wider modulation range of up to 1:11, for even greater system efficiency
Familiar footprint and external layout Retaining the same case dimensions, boiler footprint, flue position and pipe connections for an effortless like-for-like swap
Sharpened intelligence with LIN bus technology Enables more intelligent and accurate reading of flow rate and pressure differential via internal pump for improved performance.
New intuitive semi-touch interface Allowing for effortless first-time installation and set-up, with guided commissioning and set up wizard and easy to follow navigation.
Hydrogen prepared Suitable to work safely and efficiently with up to 20% hydrogen mix.
* Excluding timeSWITCH 150 and timeSWITCH 160.
* Excluding ecoTEC plus 840, 940 and 635.
Technical data | Unit of measure | ecoTEC plus 826 - 26kW | ecoTEC plus 832 - 32kW | ecoTEC plus 836 - 36kW | ecoTEC plus 840 - 40kW | ecoTEC plus 940 - 40kW |
---|---|---|---|---|---|---|
General | ||||||
Boiler type | Combi | Combi | Combi | Combi | Combi | |
LPG compatible | Yes - adaptive | Yes - adaptive | Yes - adaptive | No | No | |
Article number | 0010036015 | 0010036016 | 0010036017 | 0010036018 | 0010036114 | |
PCDB number | TBC | TBC | TBC | TBC | TBC | |
Dimensions | ||||||
Boiler dimensions (HxWxD) | mm | 720 x 440 x 352 | 720 x 440 x 352 | 720 x 440 x 352 | 720 x 440 x 386 | 720 x 440 x 580 |
Side clearance | mm | 5 | 5 | 5 | 5 | 5 |
Top clearance (With 60/100 flue) | mm | 165 | 165 | 165 | 165 | 165 |
Top clearance if using rear flue | mm | N/A | N/A | N/A | N/A | N/A |
Bottom clearance | mm | 180 | 180 | 180 | 180 | 180 |
Front clearance ~ | mm | 500 | 500 | 500 | 500 | 500 |
Heating | ||||||
Nominal heat output range at 50/30˚C (Condensing mode) | kW | 2.5 - 19.8 | 3.5 - 24.9 | 37.29.9 | 4.5 - 29.8 | 45. - 29.8 |
Lowest water pressure to operate boiler | bar | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
Lowest water flow for operation | l/min | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
Domestic hot water flow rate (at Δ30˚C) * | l/min | 12.4 | 15.2 | 17.0 | 19.0 | 21.0 |
Domestic hot water flow rate (at Δ35˚C) * | l/min | 10.6 | 13.0 | 14.6 | 16.3 | 18.0 |
Hot water output temperature range | ˚C | 35-65 | 35-65 | 35-65 | 35-65 | 35-65 |
Mechanical | ||||||
Gas inlet connection (pipe size) | mm | 15 | 15 | 15 | 15 | 15 |
Heating flow and return connections (pipe size) | mm | 22 | 22 | 22 | 22 | 22 |
Hot and cold water connections (pipe size) | mm | 15 | 15 | 15 | 15 | 15 |
Heat exchanger material | Stainless/ Aluminium | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel | Stainless Steel |
Filling loop supplied | YES/NO | Yes | Yes | Yes | Yes | Yes |
Boiler lift weight (Dry boiler) | kg | 36 | 37 | 37 | 41 | 60 |
Spacer frame available | YES/NO | Yes | Yes | Yes | Yes | No |
Performance | ||||||
NOx (En 15502-2-1) | mg/kWh | 33.0 | 27.0 | 28.0 | 26.0 | 26.0 |
ErP efficiency | % | 93 | 94 | 94 | 94 | 94 |
ErP decibel rating (sound power) | dB(A) | 46 | 45 | 47 | 49 | 49 |
ErP efficiency Heating/DHW | A+++ to D | A/A | A/A | A/A | A/A | A/A |
PCDB annual efficiency (SAP 2009/2012) | % | TBC | TBC | TBC | TBC | TBC |
Fluing options | ||||||
Maximum horizontal flue length 60/100 | m | 10 | 8 | 8 | 8 | 8 |
Maximum vertical flue length 60/100 | m | 10 | 8 | 8 | 8 | 8 |
Maximum horizontal flue length 80/125 | m | 28 | 28 | 28 | 28 | 28 |
Maximum vertical flue length 80/125 | m | 30 | 30 | 30 | 30 | 30 |
Rear flue options | YES/NO | No | No | No | No | No |
Permissible flue classifications | C13, C33, C43, C53 | C13, C33, C43, C53 | C13, C33, C43, C53 | C13, C33, C43, C53 | C13, C33, C43, C53 |