Vaillant Ecotec Boiler O'ring Pack of 1 or 10 178969
Trade-ready part listing Verify SKU, product condition and appliance compatibility before ordering.
VAILLANT
SKU N7545-C

VAILLANT VU 126 & 156 / 3-5 Boiler O'ring (pack of 1) 178969

Vaillant Ecotec Boiler O'ring Pack of 1 or 10 178969 Product Overview The Vaillant Ecotec Boiler O'ring Pack of 1 or 10 178969 is a critical component designed for specific Vaillant heating...
Availability Check availability
Product code N7545-C
Brand VAILLANT
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Product information

Technical details

Vaillant Ecotec Boiler O'ring Pack of 1 or 10 178969

Product Overview

The Vaillant Ecotec Boiler O'ring Pack of 1 or 10 178969 is a critical component designed for specific Vaillant heating systems. This Spare Part is a genuine replacement component engineered to restore original manufacturer specifications. properly functioning components are vital for the energy efficiency and safety of your boiler.

ℹ️ Product Condition Options:
This part may be available in New, Refurbished, or Compatible conditions. Please select your desired option from the dropdown menu above. All refurbished parts are professionally tested to ensure reliability.

Technical Insight & Common Failure Symptoms

Based on service data: All Vaillant genuine spare parts undergo thorough testing are authorised by us to ensure they are of high quality, reliable and 100% safe to use. By using His suggestion was to keep calling Vaillant for a warranty repair every time it goes wrong but once the boiler gets nearer the end of its

Replacing this part often resolves the following issues:

  • Restores reliable system operation and eliminates fault codes.
  • Resolves specific failure symptoms such as component malfunction.
  • Ensures safety compliance and efficient boiler performance.

Compatibility

This part (MPN: 178969) is designed for models within the Vaillant range. Please strictly verify the part number against your boiler's technical manual before ordering to guarantee fitment.

Safety Advice: Boiler parts involve gas, water, and electricity. Installation must be carried out by a Gas Safe registered engineer.

This part fits the following boilers:

Fits Appliance(s)
GC No.
Vaillant Ecofit Pure 612 System VU 126/6-3 (H-GB)
41-694-03 (0010020395)
Vaillant Ecofit Pure 615 System VU 156/6-3 (H-GB)
41-694-04 (0010020396)
Vaillant Ecofit Pure 618 System VU 186/6-3 (H-GB)
41-694-05 (0010020397)
Vaillant Ecofit Pure 625 System VU 256/6-3 (H-GB)
41-694-06 (0010020398)
Vaillant Ecofit Pure 630 System VU 306/6-3 (H-GB)
41-694-07 (0010020399)
Vaillant Ecofit Pure 825 Combi VUW 256/6-3 (H-GB)
47-044-68
Vaillant Ecofit Pure 830 Combi VUW 306/6-3 (H-GB)
47-044-74
Vaillant Ecofit Pure 835 Combi VUW 356/6-3 (H-GB)
47-044-70
Vaillant Sustain 825 VUW 256/6-3 (H-GB)
47-044-71
Vaillant Sustain 830 VUW 306/6-3 (H-GB)
47-044-72
Vaillant Sustain 835 VUW 356/6-3 (H-GB)
47-044-73
Vaillant Ecotec Exclusive 835 VUW 356/5-7
47-044-66
Vaillant Ecotec Exclusive 843 VUW 436/5-7
47-044-67
Vaillant Ecotec Plus 612 VU 126/3-5 2005-2005
41-044-44
Vaillant Ecotec Plus 612 VU 126/3-5 R1 2005-2012
41-044-44 R1
Vaillant Ecotec Plus 612 VU 126/5-5 2012-2012
41-044-60
Vaillant Ecotec Plus 612 VU 126/5-5 A R4 2015 Onwards
41-044-78
Vaillant Ecotec Plus 612 VU 126/5-5 R 6 2017 Onwards
41-694-20 R6 (0010021828)
Vaillant Ecotec Plus 612 VU 126/5-5 R1 2012-2013
41-044-60 R1
Vaillant Ecotec Plus 612 VU 126/5-5 R2 2013-2015
41-044-60 R2
Vaillant Ecotec Plus 612 VU 126/5-5 R4 2015-2015
41-044-60 R4
Vaillant Ecotec Plus 612, 615, 618, 624, 630, 637
ECOTEC PLUS 612, 615, 618, 624, 630, 637
Vaillant Ecotec Plus 615 VU 156/3-5 2005-2005
41-044-45
Vaillant Ecotec Plus 615 VU 156/3-5 R1 2005-2012
41-044-45 R1
Vaillant Ecotec Plus 615 VU 156/5-5 2012-2012
41-044-61
Vaillant Ecotec Plus 615 VU 156/5-5 A R4 2015 Onwards
41-044-79
Vaillant Ecotec Plus 615 VU 156/5-5 R 6 2017 Onwards
41-694-21 R6 (0010021829)
Vaillant Ecotec Plus 615 VU 156/5-5 R1 2012-2013
41-044-61 R1
Vaillant Ecotec Plus 615 VU 156/5-5 R2 2013-2015
41-044-61 R2
Vaillant Ecotec Plus 615 VU 156/5-5 R4 2015-2015
41-044-61 R4
Vaillant Ecotec Plus 618 VU 186/3-5 2005-2005
41-044-46
Vaillant Ecotec Plus 618 VU 186/3-5 R1 2005-2012
41-044-46 R1
Vaillant Ecotec Plus 618 VU 186/5-5 2012-2012 LPG
41-044-66
Vaillant Ecotec Plus 618 VU 186/5-5 2012-2012 NG
41-044-62
Vaillant Ecotec Plus 618 VU 186/5-5 A R4 2015 Onwards LPG
41-044-81
Vaillant Ecotec Plus 618 VU 186/5-5 A R4 2015 Onwards NG
41-044-80
Vaillant Ecotec Plus 618 VU 186/5-5 R 6 2017 Onwards LPG
41-694-23 R6 (0010021831)
Vaillant Ecotec Plus 618 VU 186/5-5 R 6 2017 Onwards NG
41-694-22 R6 (0010021830)
Vaillant Ecotec Plus 618 VU 186/5-5 R1 2012-2013 LPG
41-044-66 R1
Vaillant Ecotec Plus 618 VU 186/5-5 R1 2012-2013 NG
41-044-62 R1
Vaillant Ecotec Plus 618 VU 186/5-5 R2 2013-2015 LPG
41-044-66 R2
Vaillant Ecotec Plus 618 VU 186/5-5 R2 2013-2015 NG
41-044-62 R2
Vaillant Ecotec Plus 618 VU 186/5-5 R4 2015-2015 LPG
41-044-66 R4
Vaillant Ecotec Plus 618 VU 186/5-5 R4 2015-2015 NG
41-044-62 R4
Vaillant Ecotec Plus 624 VU 246/3-5 2005-2005
41-044-47
Vaillant Ecotec Plus 624 VU 246/3-5 R1 2005-2012
41-044-47 R1
Vaillant Ecotec Plus 624 VU 246/5-5 2012-2012
41-044-63
Vaillant Ecotec Plus 624 VU 246/5-5 A R4 2015 Onwards
41-044-82
Vaillant Ecotec Plus 624 VU 246/5-5 R 6 2017 Onwards
41-694-24 R6 (0010021832)
Vaillant Ecotec Plus 624 VU 246/5-5 R1 2012-2013
41-044-63 R1
Vaillant Ecotec Plus 624 VU 246/5-5 R2 2013-2015
41-044-63 R2
Vaillant Ecotec Plus 624 VU 246/5-5 R4 2015-2015
41-044-63 R4
Vaillant Ecotec Plus 630 VU 306/3-5 2005-2005
41-044-48
Vaillant Ecotec Plus 630 VU 306/3-5 R1 2005-2012
41-044-48 R1
Vaillant Ecotec Plus 630 VU 306/5-5 2012-2012 LPG
41-044-67
Vaillant Ecotec Plus 630 VU 306/5-5 2012-2012 NG
41-044-64
Vaillant Ecotec Plus 630 VU 306/5-5 A R4 2015 Onwards LPG
41-044-84
Vaillant Ecotec Plus 630 VU 306/5-5 A R4 2015 Onwards NG
41-044-83
Vaillant Ecotec Plus 630 VU 306/5-5 R 6 2017 Onwards LPG
41-694-26 R6 (0010021834)
Vaillant Ecotec Plus 630 VU 306/5-5 R 6 2017 Onwards NG
41-694-25 R6 (0010021833)
Vaillant Ecotec Plus 630 VU 306/5-5 R1 2012-2013 LPG
41-044-67 R1
Vaillant Ecotec Plus 630 VU 306/5-5 R1 2012-2013 NG
41-044-64 R1
Vaillant Ecotec Plus 630 VU 306/5-5 R2 2013-2014 LPG
41-044-67 R2
Vaillant Ecotec Plus 630 VU 306/5-5 R2 2013-2014 NG
41-044-64 R2
Vaillant Ecotec Plus 630 VU 306/5-5 R4 2015-2015 LPG
41-044-67 R4
Vaillant Ecotec Plus 630 VU 306/5-5 R4 2015-2015 NG
41-044-64 R4
Vaillant Ecotec Plus 637 VU 376/3-5 R1 2006-2012
41-044-52
Vaillant Ecotec Plus 637 VU 376/5-5 2012-2012
41-044-65
Vaillant Ecotec Plus 637 VU 376/5-5 A R4 2015 Onwards
41-044-85
Vaillant Ecotec Plus 637 VU 376/5-5 R1 2012-2013
41-044-65 R1
Vaillant Ecotec Plus 637 VU 376/5-5 R2 2013-2014
41-044-65 R2
Vaillant Ecotec Plus 637 VU 376/5-5 R4 2015-2015
41-044-65 R4
Vaillant Ecotec Plus 637 VU 386/5-5 R 6 2017 Onwards
41-694-27 R6 (0010021835)
Vaillant Ecotec Plus 824 VUW 246/3-5 2005-2012
47-044-31
Vaillant Ecotec Plus 824 VUW 246/3-5 R1 2005-2011
47-044-31 R1
Vaillant Ecotec Plus 824 VUW 246/3-5 R3 2011-2012
47-044-31 R2
Vaillant Ecotec Plus 824 VUW 246/5-5 2012-2012
47-044-40
Vaillant Ecotec Plus 824 VUW 246/5-5 R1 2012-2013
47-044-40 R1
Vaillant Ecotec Plus 824 VUW 246/5-5 R2 2013-2015
47-044-40 R2
Vaillant Ecotec Plus 824 VUW 246/5-5 R4 2015-2015
47-044-40 R4
Vaillant Ecotec Plus 825 VUW 196/5-5 R6 2017 Onwards
47-044-83 R6 (0010021823)
Vaillant Ecotec Plus 825 VUW 256/5-5 R4 2015 Onwards
47-044-57
Vaillant Ecotec Plus 831 VUW 316/3-5 2005-2013
47-044-32
Vaillant Ecotec Plus 831 VUW 316/3-5 R1 2005-2011
47-044-32 R1
Vaillant Ecotec Plus 831 VUW 316/3-5 R3 2011-2012
47-044-32 R3
Vaillant Ecotec Plus 831 VUW 316/3-5 R5 2013-2013
47-044-32 R5
Vaillant Ecotec Plus 831 VUW 316/5-5 2012-2012 LPG
47-044-46
Vaillant Ecotec Plus 831 VUW 316/5-5 2012-2012 NG
47-044-41
Vaillant Ecotec Plus 831 VUW 316/5-5 R1 2012-2013 LPG
47-044-46 R1
Vaillant Ecotec Plus 831 VUW 316/5-5 R1 2012-2013 NG
47-044-41 R1
Vaillant Ecotec Plus 831 VUW 316/5-5 R2 2013-2015 LPG
47-044-46 R2
Vaillant Ecotec Plus 831 VUW 316/5-5 R2 2013-2015 NG
47-044-41 R2
Vaillant Ecotec Plus 831 VUW 316/5-5 R4 2015-2015 LPG
47-044-46 R4
Vaillant Ecotec Plus 831 VUW 316/5-5 R4 2015-2015 NG
47-044-41 R4
Vaillant Ecotec Plus 832 VUW 246/5-5 R6 2017 Onwards LPG
47-044-85 R6 (0010021825)
Vaillant Ecotec Plus 832 VUW 246/5-5 R6 2017 Onwards NG
47-044-84 R6 (0010021824)
Vaillant Ecotec Plus 832 VUW 326/5-5 R4 2015 Onwards
47-044-58
Vaillant Ecotec Plus 835 VUW 306/5-5 R6 2017 Onwards
47-044-82 R6 (0010021822)
Vaillant Ecotec Plus 835 VUW 356/5-5 R4 2015 Onwards
47-044-53
Vaillant Ecotec Plus 837 VUW 376/3-5 R1 2006-2011
47-044-33 R1
Vaillant Ecotec Plus 837 VUW 376/3-5 R3 2011-2012
47-044-33 R3
Vaillant Ecotec Plus 837 VUW 376/5-5 2012-2012
47-044-42
Vaillant Ecotec Plus 837 VUW 376/5-5 R1 2012-2013
47-044-42 R1
Vaillant Ecotec Plus 837 VUW 376/5-5 R2 2013-2014
47-044-42 R2
Vaillant Ecotec Plus 837 VUW 376/5-5 R4 2014-2015
47-044-42 R4
Vaillant Ecotec Plus 838 VUW 286/5-5 R6 2017 Onwards
47-044-86 R6 (0010021826)
Vaillant Ecotec Plus 838 VUW 386/5-5 R4 2015 Onwards
47-044-60
Vaillant Ecotec Plus 937 VUI 376/3-5 2006-2012
47-044-39
Vaillant Ecotec Plus 937 VUI 376/5-5 2012-2012
47-044-43
Vaillant Ecotec Plus 937 VUI 376/5-5 R1 2012-2013
47-044-43 R1
Vaillant Ecotec Plus 937 VUI 376/5-5 R2 2013-2014
47-044-43 R2
Vaillant Ecotec Plus 937 VUI 376/5-5 R4 2014-2015
47-044-43 R4
Vaillant Ecotec Plus 938 VUI 286/5-5 R6 2017 Onwards
47-044-87 R6 (0010021827)
Vaillant Ecotec Plus 938 VUI 386/5-5 R4 2015 Onwards
47-044-61 R4
Vaillant Ecotec Pro 22 VU 226/5-3 A R4 (For Guernsey/Jersey Only) Current Production
10018497
Vaillant Ecotec Pro 22 VU 226/5-3 R4 (For Guernsey/Jersey Only)
10015190
Vaillant Ecotec Pro 24 VUW 246/3-3 R1 2006-2008
47-044-36 R1
Vaillant Ecotec Pro 24 VUW 246/3-3 R2 2008-2012
47-044-36 R2
Vaillant Ecotec Pro 24 VUW 246/5-3 2012-2012
47-044-44
Vaillant Ecotec Pro 24 VUW 246/5-3 R1 2012-2013
47-044-44 R1
Vaillant Ecotec Pro 24 VUW 246/5-3 R2 2013-2015
47-044-44 R2
Vaillant Ecotec Pro 24 VUW 246/5-3 R4 (2015-2017)
47-044-54
Vaillant Ecotec Pro 24 VUW 246/5-3 R4 2015-2015
47-044-44 R4
Vaillant Ecotec Pro 24 VUW 246/5-3 R6 2017 Onwards
47-044-88 (0010021836)
Vaillant Ecotec Pro 28 VUW 286/3-3 R1 2005-2008
47-044-30 R1
Vaillant Ecotec Pro 28 VUW 286/3-3 R2 2008-2012
47-044-30 R2
Vaillant Ecotec Pro 28 VUW 286/5-3 2012-2012 LPG
47-044-47
Vaillant Ecotec Pro 28 VUW 286/5-3 2012-2012 NG
47-044-45
Vaillant Ecotec Pro 28 VUW 286/5-3 R1 2012-2013 LPG
47-044-47 R1
Vaillant Ecotec Pro 28 VUW 286/5-3 R1 2012-2013 NG
47-044-45 R1
Vaillant Ecotec Pro 28 VUW 286/5-3 R2 2013-2015 LPG
47-044-47 R2
Vaillant Ecotec Pro 28 VUW 286/5-3 R2 2013-2015 NG
47-044-45 R2
Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015 - 2017
47-044-55 (0010018495)
Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015 - 2017 LPG
47-044-56 (0010018496)
Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015-2015 LPG
47-044-47 R4
Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015-2015 NG
47-044-45 R4
Vaillant Ecotec Pro 28 VUW 286/5-3 R6 2017 Onwards
47-044-89 (0010021837)
Vaillant Ecotec Pro 28 VUW 286/5-3 R6 LPG 2017 Onwards
47-044-90 (0010021838)
Vaillant Ecotec Pro 30 VUW 306/5-3 R4 (2015 Onwards)
47-044-52
Vaillant Exclusive 627 VU 256/5-7
41-694-02
Vaillant Sustain 24 VUW 246/7-2
47-044-79
Vaillant Sustain 28 VUW 286/7-2
47-044-80
Vaillant Sustain 34 VUW 346/7-2
47-044-81
Vaillant Home Combi 25 -A
47-044-62
Vaillant Home Combi 30 -A
47-044-63
Vaillant Home Combi 35 -A
47-044-64
Vaillant Home System 12 -A
41-044-94
Vaillant Home System 15 -A
41-044-95
Vaillant Home System 18 -A
41-044-96
Vaillant Home System 25 -A
41-044-97