Description
The Vokera 20039923 Exchanger Assembly is a brand-new genuine heat exchanger replacement for selected Vokera boilers. It is also listed as replacing part number 20025765 and is supplied with a 12-month warranty.
The heat exchanger is a key boiler component involved in transferring heat within the appliance. Please confirm the boiler model, GC number and existing part number before ordering. Installation should be completed by a suitably qualified Gas Safe registered engineer.
Product Details
Brand: Vokera
Part Type: Heat Exchanger
MPN: 20039923
Condition: Brand New
Warranty: 12 Months
Superseded Part Number: 20025765
Boiler Compatibility
Vokera Compact 25 A
Compact 25 A — GC No. 47-364-01 (20020831)
Compact 25 A DIN R3 (01/2020) — GC No. 47-364-44 REV3 (20162844)
Compact 25 A DIN Rev 0 (03/2019) — GC No. 47-364-44 REV 0 (20162844)
Compact 25 A DIN Rev 1 (06/2019) — GC No. 47-364-44 REV 1 (20162844)
Compact 25 A ErP R16 (11/2020) — GC No. 47-364-20 REV 16 (20099226)
Compact 25 A ErP Rev 1 (04/2015) — GC No. 47-364-20 REV 1 (20099226)
Compact 25 A ErP Rev 12 (06/2019) — GC No. 47-364-20 REV 12 (20099226)
Compact 25 A ErP Rev 3 (02/2017) — GC No. 47-364-20 REV 3 (20099226)
Compact 25 A ErP Rev 5 (09/2017) — GC No. 47-364-20 REV 5 (20099226)
Compact 25 A Rev 4 (10/2014) — GC No. 47-364-17 REV 4 (20071498)
Compact 25 A Rev 7 (06/2016) — GC No. 47-364-17 (20071498)
Vokera Plus
Plus 24S Rev 1 (09/2017) — GC No. 41-364-03 REV 1 (20136547)
Plus 24S Rev 4 (01/2019) — GC No. 41-364-03 REV 4 (20136547)
Plus 24S Rev 8 (01/2020) — GC No. 41-364-03 REV 8 (20136547)
Plus 25C Rev 3 LPG (09/2017) — GC No. 47-364-33 REV 3 (20120894)
Plus 25C Rev 3 NG (09/2017) — GC No. 47-364-29 REV 3 (20116906)
Plus 25C Rev 7 LPG (01/2019) — GC No. 47-364-33 REV 7 (20120894)
Plus 25C Rev 7 NG (01/2019) — GC No. 47-364-29 REV 7 (20116906)
Plus 25CI Rev 1 LPG (04/2019) — GC No. 47-364-46 REV 1 (20158333)
Plus 25CI Rev 1 NG (04/2019) — GC No. 47-364-45 REV 1 (20158332)
Plus 25CI Rev 2 LPG (09/2019) — GC No. 47-364-46 REV 2 (20158333)
Plus 25CI Rev 2 NG (09/2019) — GC No. 47-364-45 REV 2 (20158332)
Vokera Excel
Excel 25 ErP Rev 0 (04/2015) — GC No. 47-364-27 (20097281)
Excel 25 ErP Rev 5 (09/2017) — GC No. 47-364-27 REV 5 (20097281)
Excel 25 Rev 4 (09/2014) — GC No. 47-364-12 REV 4 (20066372)
Excel 25 Rev 6 (06/2016) — GC No. 47-364-12 REV 6 (20066372)
Vokera Maxim
Maxim 25 ErP Rev 2 (02/2017) — GC No. 47-364-31 REV 2 (20116909)
Maxim 25 ErP Rev 3 (09/2017) — GC No. 47-364-31 REV 3 (20116909)
Maxim 25 ErP Rev 5 (04/2018) — GC No. 47-364-31 REV 5 (20116909)
Vokera Procombi CT
Procombi CT 25 Rev 0 (03/2011) — GC No. 47-364-04 (20028012)
Vokera Sabre
Sabre 25 HE Plus New Version Rev 5 (01/2013) — GC No. 47-364-08 REV 5 (20039217)
Sabre 25 HE Plus New Version Rev 7 (07/2016) — GC No. 47-364-08 REV 7 (20039217)
Vokera Vibe
Vibe 20A ErP Rev 0 (04/2015) — GC No. 41-094-84 REV 0 (20099230)
Vibe 20A ErP Rev 2 (02/2017) — GC No. 41-094-84 ErP REV 2 (20099230)
Vibe 20A ErP Rev 4 (07/2017) — GC No. 41-094-84 REV 4 (20099230)
Vibe 20A ErP Rev 9 (01/2019) — GC No. 41-094-84 REV 9 (20099230)
Vibe 20A Rev 2 (10/2014) — GC No. 41-094-84 REV 2 (20086245)
Vokera Vision 20S
Vision 20S ErP Rev 1 (04/2015) — GC No. 41-094-91 REV 1 (20099228)
Vision 20S ErP Rev 11 (06/2019) — GC No. 41-094-91 REV 11 (20099228)
Vision 20S ErP Rev 16 (11/2020) — GC No. 41-094-91 REV 16 (20099228)
Vision 20S ErP Rev 4 (07/2017) — GC No. 41-094-91 REV 4 (20099228)
Vision 20S ErP Rev 9 (01/2019) — GC No. 41-094-91 REV 9 (20099228)
Vision 20S Rev 0 (07/2012) — GC No. 41-094-76 REV 0 (20053502)
Vision 20S Rev 3 (07/2016) — GC No. 41-094-76 REV 3 (20053502)
Vision 20S Rev 4 (03/2015) — GC No. 41-094-79 REV 4 (20071534)
Vision 20S Rev 5 (04/2016) — GC No. 41-094-79 REV 5 (20071534)
Vokera Vision 25C
Vision 25C First Pre Serial No 20052391131 Rev 0 (07/2012) — GC No. 47-364-10 REV 0 (20052391)
Vision 25C Modified Post Serial No 20052391131 Rev 8 (02/2016) — GC No. 47-364-10 REV 8 (20052391)
Vision 25C ErP Rev 1 (04/2015) — GC No. 47-364-25 REV 1 (20097278)
Vision 25C ErP Rev 10 (01/2019) — GC No. 47-364-25 REV 10 (20097278)
Vision 25C ErP Rev 13 (09/2019) — GC No. 47-364-25 REV 13 (20097278)
Vision 25C ErP Rev 18 (11/2020) — GC No. 47-364-25 REV 18 (20097278)
Vision 25C ErP Rev 6 (09/2017) — GC No. 47-364-25 REV 6 (20097278)
Vision 25C Rev 6 (10/2014) — GC No. 47-364-10 REV 6 (20052391)
Vokera Vision Plus
Vision Plus 25C Rev 2 (04/2021) — GC No. 47-364-52 REV 2 (20173520)
Delivery & Collection
Collection is available from our Newcastle showroom at Unit 5, Penn Street, Newcastle upon Tyne, NE4 7BG, usually on the same day, subject to stock availability. If the item is not in stock, collection is normally available the next working day. We also offer fast UK delivery through Royal Mail First Class or DPD Next Day, with most orders arriving within one to two working days. Boiler components should be installed by a suitably qualified Gas Safe registered engineer.
Warranty
This brand-new genuine Vokera boiler Heat Exchanger is supplied with a 12-month warranty. Warranty claims may be subject to inspection and confirmation that the component was correctly selected and professionally installed.
Returns
We accept returns within 30 days of delivery. The product must be unused, unfitted and returned in its original unopened packaging with all seals intact. We cannot accept returns for components that have been fitted, used, damaged or returned in an unsuitable condition. Please check the boiler model, GC number, edition, serial-number range and part number carefully before ordering.
If you need any help, our team is happy to assist. Please contact us by phone or WhatsApp chat.
Frequently Asked Questions
Is the Vokera 20039923 heat exchanger compatible with the Compact 25 A?
Yes. The 20039923 Exchanger Assembly is confirmed for selected Vokera Compact 25 A models, including the listed ErP, DIN and revision variants.
How can I confirm that Vokera 20039923 is the correct replacement?
Check the existing part number, boiler model, GC number, edition and serial-number information against the compatibility list before ordering.
Does Vokera 20039923 replace part number 20025765?
Yes. The supplied product information identifies 20025765 as the replacement/superseded part number for 20039923.
Does this Vokera heat exchanger require professional installation?
Yes. Boiler components should be installed by a suitably qualified Gas Safe registered engineer.
What warranty comes with the Vokera 20039923 heat exchanger?
This brand-new genuine Vokera Heat Exchanger is supplied with a 12-month warranty.











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