Vaillant ecoTEC plus VHR 45/4 S A spare parts

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In brief

Instalpunt supplies 85 original parts for the Vaillant ecoTEC plus VHR 45/4 S A, including fans, temperature sensors and NTC sensors, pressure sensors. Order online.

85Spare parts
29In stock
€7.77From
19Types
availableExploded view

Looking for parts for the Vaillant ecoTEC plus VHR 45/4 S A (boiler)? Below are all 85 original parts, grouped by part type, with the matching exploded view. Choose a type to jump straight to the right table.

View the interactive exploded view →

Quick left to the right part for the Vaillant ecoTEC plus VHR 45/4 S A

Part	From	Delivery
Ignition part Vaillant ignition electrode VHR 1018-2224-283545 for ecoTEC plus	€40.99	In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page).
Pressure sensor Vaillant pressure sensor VHR18-22/3C24-28/3C VHR CW3 4/3 for ecoTEC plus and ecoTEC pro etc.	€22.63	In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page).
Temperature sensor Vaillant sensor for ecoTEC plus (e.g. ecoTEC plus VHR 45/4 S A) 0020045972	€45.31	In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page).
Display Vaillant knobs white 3 pcs	€25.87	In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page).

Prices incl. VAT, taken directly from our checkout. Below is the complete parts list for this model.

Installer or self-employed engineer? Create a business account: prices excl. VAT and invoices in your company name.

Fans for the Vaillant ecoTEC plus VHR 45/4 S A (1) all Vaillant fans →

Part	Item no. / mfr. no.	Price	Stock
Vaillant fan VHR45S for ecoTEC plus	8056649 Mfr. no. 190248	€618.79	Made-to-order item	View & order

Temperature sensors and NTC sensors for the Vaillant ecoTEC plus VHR 45/4 S A (2) all Vaillant temperature sensors and NTC sensors →

Part	Item no. / mfr. no.	Price	Stock
Vaillant sensor for ecoTEC plus (e.g. ecoTEC plus VHR 45/4 S A) 0020045972	8059820 Mfr. no. 0020045972	€45.31	In stock	View & order
Vaillant sensor for ecoTEC plus (e.g. ecoTEC plus VHR 45/4 S A) 0020045977	8053617 Mfr. no. 0020045977	€244.03	Made-to-order item	View & order

Pressure sensors for the Vaillant ecoTEC plus VHR 45/4 S A (1)

Part	Item no. / mfr. no.	Price	Stock
Vaillant pressure sensor VHR18-22/3C24-28/3C VHR CW3 4/3 for ecoTEC plus and ecoTEC pro etc.	8058957 Mfr. no. 0020059717	€22.63	In stock	View & order

Heat exchangers for the Vaillant ecoTEC plus VHR 45/4 S A (1) all Vaillant heat exchangers →

Part	Item no. / mfr. no.	Price	Stock
Vaillant heat exchanger VHR45S for ecoTEC plus	8056651 Mfr. no. 065150	€868.27	Made-to-order item	View & order

Gas valves and gas control for the Vaillant ecoTEC plus VHR 45/4 S A (2) all Vaillant gas valves and gas control →

Part	Item no. / mfr. no.	Price	Stock
Vaillant gas valve VK8115f VHR45S for ecoTEC plus	8056650 Mfr. no. 053556	€352.03	Made-to-order item	View & order
Vaillant gas mixing tube VHR10-45	8056592 Mfr. no. 116688	€132.79	Made-to-order item	View & order

PCBs and controls for the Vaillant ecoTEC plus VHR 45/4 S A (2) all Vaillant PCBs and controls →

Part	Item no. / mfr. no.	Price	Stock
Vaillant PCB for ecoTEC plus (e.g. ecoTEC plus VHR 45/4 S A) 0020111354	8050398 Mfr. no. 0020111354	€184.63	In stock	View & order
Vaillant controller protection white	8055021 Mfr. no. 0020130231	€29.11	Made-to-order item	View & order

Ignition and ionisation for the Vaillant ecoTEC plus VHR 45/4 S A (2) all Vaillant ignition and ionisation →

Part	Item no. / mfr. no.	Price	Stock
Vaillant ignition electrode VHR 1018-2224-283545 for ecoTEC plus	8051128 Mfr. no. 090709	€40.99	In stock	View & order
Vaillant ignition cable VHR 3/C	8058958 Mfr. no. 193590	€61.51	In stock	View & order

Siphons and condensate drains for the Vaillant ecoTEC plus VHR 45/4 S A (1) all Vaillant siphons and condensate drains →

Part	Item no. / mfr. no.	Price	Stock
Vaillant siphon VHR for ecoTEC plus	8057248 Mfr. no. 0020081567	€44.23	In stock	View & order

Burners for the Vaillant ecoTEC plus VHR 45/4 S A (2) all Vaillant burners →

Part	Item no. / mfr. no.	Price	Stock
Vaillant burner VHR35-45 for ecoTEC plus and ecoTEC pro etc.	8057000 Mfr. no. 050430	€322.87	In stock	View & order
Vaillant burner plate complete incl. insulation	8055871 Mfr. no. 088134	€197.59	In stock	View & order

Displays and controls for the Vaillant ecoTEC plus VHR 45/4 S A (3) all Vaillant displays and controls →

Part	Item no. / mfr. no.	Price	Stock
Vaillant display for ecoTEC plus (e.g. hrSOLIDE plus VHR 24-28/3-5 R3) 0020060811	8050021 Mfr. no. 0020060811	€140.35	In stock	View & order
Vaillant knobs white 3 pcs	8053353 Mfr. no. 0020048920	€25.87	In stock	View & order
Vaillant operating handle	8056952 Mfr. no. 0020022749	€46.39	Made-to-order item	View & order

Filters for the Vaillant ecoTEC plus VHR 45/4 S A (1) all Vaillant filters →

Part	Item no. / mfr. no.	Price	Stock
Vaillant filter for e.g. ecoTEC plus VHR 45/4 S A 0020045974	8059847 Mfr. no. 0020045974	€56.11	Made-to-order item	View & order

Valves for the Vaillant ecoTEC plus VHR 45/4 S A (2) all Vaillant valves →

Part	Item no. / mfr. no.	Price	Stock
Vaillant automatic air vent	8050850 Mfr. no. 061707	€42.07	In stock	View & order
Vaillant safety valve for e.g. ecoTEC plus VHR 45/4 S A 190721	8059251 Mfr. no. 190721	€53.95	In stock	View & order

Electrical parts for the Vaillant ecoTEC plus VHR 45/4 S A (4) all Vaillant electrical parts →

Part	Item no. / mfr. no.	Price	Stock
Vaillant fuse 2.0A T2H 10 pcs for ecoTEC plus and ecoTEC pro etc.	8050127 Mfr. no. 0020067507	€19.39	In stock	View & order
Vaillant cable gland for e.g. hrEXCLUSIEF VHR 35 S 088367	8057986 Mfr. no. 088367	€28.03	Made-to-order item	View & order
Vaillant cable gland for e.g. hrEXCLUSIEF VHR 35 S 088368	8057987 Mfr. no. 088368	€28.03	Made-to-order item	View & order
Vaillant strain relief	8051468 Mfr. no. 078533	€48.55	Made-to-order item	View & order

Cables and wiring harnesses for the Vaillant ecoTEC plus VHR 45/4 S A (2) all Vaillant cables and wiring harnesses →

Part	Item no. / mfr. no.	Price	Stock
Vaillant connection cable for e.g. ecoTEC plus VHR 45/4 S A 0020025946	8056974 Mfr. no. 0020025946	€30.19	Made-to-order item	View & order
Vaillant wiring harness for ecoTEC plus (e.g. ecoTEC plus VHR 45/4 S A) 0020045928	8053216 Mfr. no. 0020045928	€112.27	Made-to-order item	View & order

Gaskets and seals for the Vaillant ecoTEC plus VHR 45/4 S A (18) all Vaillant gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Vaillant ignition pin gasket VHR for ecoTEC plus and ecoTEC pro etc.	8052535 Mfr. no. 981330	€16.15	In stock	View & order
Vaillant gasket gas valve/fan VHR1018-2224-28SC3545 for ecoTEC plus	8052557 Mfr. no. 981104	€20.47	In stock	View & order
Vaillant burner gasket 102 x 59 x 1 VHR1018-2224-28SC3545 for ecoTEC plus and ecoTEC pro etc.	8054355 Mfr. no. 981103	€12.91	In stock	View & order
Vaillant fan gaskets VHR1018-2224-28SC3545 for ecoTEC plus	8056569 Mfr. no. 981045	€24.79	Made-to-order item	View & order
Vaillant gasket 3/4" (10 pcs) for ecoTEC plus and ecoTEC pro etc.	8052292 Mfr. no. 981140	€17.23	In stock	View & order
Vaillant lip ring 80mm VHR354565	8057020 Mfr. no. 981227	€19.93	In stock	View & order
Vaillant gasket 1/2" (10 pcs) for ecoTEC plus and ecoTEC pro etc.	8057027 Mfr. no. 981142	€16.15	In stock	View & order
Vaillant O-ring (10 pcs) for e.g. hrSOLIDE VHR 24-28 C 981163	8057046 Mfr. no. 981163	€16.15	In stock	View & order
Vaillant gasket ring 10 pcs for ecoTEC plus (e.g. hrSOLIDE VHR 24-28 C) 981158	8057156 Mfr. no. 981158	€24.79	Made-to-order item	View & order
Vaillant lip ring air intake pipe VHR1018-2224-28SC3545	8057024 Mfr. no. 981111	€12.91	In stock	View & order
Vaillant O-ring for e.g. ecoTEC plus VHR 45/4 S A 0020045975	8059669 Mfr. no. 0020045975	€45.31	Made-to-order item	View & order
Vaillant O-ring for e.g. aroTHERM VWL 75/6 A 981377	8059560 Mfr. no. 981377	€31.27	Made-to-order item	View & order
Vaillant O-ring for e.g. ecoTEC plus VHR 45/4 S A 0020045979	8059564 Mfr. no. 0020045979	€25.87	Made-to-order item	View & order
Vaillant sealing ring VHR4565s for ecoTEC plus	8058891 Mfr. no. 981311	€36.67	Made-to-order item	View & order
Vaillant sealing ring (10 pcs) VHR4565S for ecoTEC plus	8058890 Mfr. no. 981272	€31.27	Made-to-order item	View & order
Vaillant gasket VHR3545 for ecoTEC plus	8058889 Mfr. no. 981232	€48.55	Made-to-order item	View & order
Vaillant sealing ring for ecoTEC plus	8058841 Mfr. no. 980270	€24.79	Made-to-order item	View & order
Vaillant sealing ring flue connection VHR35/45S for ecoTEC plus	8056645 Mfr. no. 981306	€52.87	Made-to-order item	View & order

Pipes, tubes and hoses for the Vaillant ecoTEC plus VHR 45/4 S A (11) all Vaillant pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Vaillant connector siphon/exchanger VHR18-2224-283545 for ecoTEC plus	8054360 Mfr. no. 087310	€19.39	In stock	View & order
Vaillant air intake pipe VHR45S	8058279 Mfr. no. 145877	€100.39	Made-to-order item	View & order
Vaillant connection pipe for e.g. ecoTEC plus VHR 45/4 S A 0020039773	8050865 Mfr. no. 0020039773	€140.35	Made-to-order item	View & order
Vaillant connection pipe for e.g. ecoTEC plus VHR 45/4 S A 0020045976	8053282 Mfr. no. 0020045976	€132.79	Made-to-order item	View & order
Vaillant connection pipe for e.g. ecoTEC plus VHR 45/4 S A 0020045978	8053232 Mfr. no. 0020045978	€128.47	Made-to-order item	View & order
Vaillant siphon connection piece VHR1018s18243545c for ecoTEC plus	8058044 Mfr. no. 092018	€31.27	Made-to-order item	View & order
Vaillant grommet set	8059816 Mfr. no. 0020046478	€69.07	Made-to-order item	View & order
Vaillant gas pipe VHR45S	8058161 Mfr. no. 123434	€147.91	Made-to-order item	View & order
Vaillant pipe for e.g. ecoTEC plus VHR 45/4 S A 0020041889	8059713 Mfr. no. 0020041889	€49.63	Made-to-order item	View & order
Vaillant reducing nipple VHR45S for e.g. ecoTEC plus VHR 45/4 S A 092006	8058042 Mfr. no. 092006	€53.95	Made-to-order item	View & order
Vaillant reducing nipple VHR45S for e.g. ecoTEC plus VHR 45/4 S A 092007	8058043 Mfr. no. 092007	€56.11	Made-to-order item	View & order

Casing and panels for the Vaillant ecoTEC plus VHR 45/4 S A (5) all Vaillant casing and panels →

Part	Item no. / mfr. no.	Price	Stock
Vaillant cap 5 pcs VHR354565	8058292 Mfr. no. 147392	€36.67	In stock	View & order
Vaillant cover for e.g. ecoTEC plus VHR 45/4 S A 0020022748	8056953 Mfr. no. 0020022748	€120.91	Made-to-order item	View & order
Vaillant case white	8053352 Mfr. no. 0020048919	€101.47	Made-to-order item	View & order
Vaillant logo plate VC/W254-255/3 CWK245/3	8057191 Mfr. no. 118096	€48.55	Made-to-order item	View & order
Vaillant casing VHR35/4SC	8056951 Mfr. no. 0020022747	€308.83	Made-to-order item	View & order

Insulation for the Vaillant ecoTEC plus VHR 45/4 S A (2) all Vaillant insulation →

Part	Item no. / mfr. no.	Price	Stock
Vaillant insulation plate 10 mm nut / washer	8050715 Mfr. no. 210779	€51.79	In stock	View & order
Vaillant insulation Solide VHR 1018-2224-283545	8056400 Mfr. no. 210734	€52.87	In stock	View & order

Fixing material for the Vaillant ecoTEC plus VHR 45/4 S A (17) all Vaillant fixing material →

Part	Item no. / mfr. no.	Price	Stock
Vaillant screw 10 pcs burner VHR Solide for ecoTEC plus and ecoTEC pro etc.	8055903 Mfr. no. 105900	€25.87	In stock	View & order
Vaillant holder complete for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 180987	8051428 Mfr. no. 180987	€23.71	In stock	View & order
Vaillant retaining spring 5 pcs VU/WVC/WVHR254XE	8050032 Mfr. no. 0020107702	€24.79	Made-to-order item	View & order
Vaillant screw 48 x 95 drill hole 4 mm	8050117 Mfr. no. 0020107695	€23.71	Made-to-order item	View & order
Vaillant hinge VHR3545	8057014 Mfr. no. 088028	€52.87	Made-to-order item	View & order
Vaillant screw 105836	8057104 Mfr. no. 105836	€28.03	Made-to-order item	View & order
Vaillant screw 10 pcs VHR354565	8058079 Mfr. no. 105839	€32.35	Made-to-order item	View & order
Vaillant screw set of 10 pcs for drill hole 3 mm	8051572 Mfr. no. 193538	€24.79	Made-to-order item	View & order
Vaillant screw 0020133833, 10 pcs	8050305 Mfr. no. 0020133833	€23.71	Made-to-order item	View & order
Vaillant retaining spring 10 pcs for e.g. aroTHERM Pro VWL 75/7.1 A 230V 219660	8059631 Mfr. no. 219660	€34.51	Made-to-order item	View & order
Vaillant holder for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 0020020025	8059501 Mfr. no. 0020020025	€23.71	Made-to-order item	View & order
Vaillant holder VHR35/4 for e.g. ecoTEC plus VHR 45/4 S A 0020021026	8056977 Mfr. no. 0020021026	€24.79	Made-to-order item	View & order
Vaillant holder VHR35/4 for e.g. hrEXCLUSIEF VHR 35 S 111993	8056969 Mfr. no. 111993	€47.47	Made-to-order item	View & order
Vaillant nut 5 pcs for e.g. hrSOLIDE VHR 24-28 C 0020026537	8059506 Mfr. no. 0020026537	€28.03	Made-to-order item	View & order
Vaillant support VHR35/4SC	8056971 Mfr. no. 111995	€52.87	Made-to-order item	View & order
Vaillant plug for e.g. ecoTEC plus VHR 45/4 S A 0020039721	8059477 Mfr. no. 0020039721	€23.71	Made-to-order item	View & order
Vaillant plug VHR3545 S	8058863 Mfr. no. 980660	€24.79	Made-to-order item	View & order

Other parts for the Vaillant ecoTEC plus VHR 45/4 S A (6)

Part	Item no. / mfr. no.	Price	Stock
Vaillant gasket set I for ecoTEC plus and ecoTEC pro etc.	8055580 Mfr. no. 0020025929	€22.63	In stock	View & order
Vaillant sight glass VHR1018-2224-283545	8057022 Mfr. no. 161245	€18.31	In stock	View & order
Vaillant condensate tray + gasket VHR45S for ecoTEC plus	8055301 Mfr. no. 076560	€200.83	Made-to-order item	View & order
Vaillant connection for e.g. ecoTEC plus VHR 45/4 S A 0020046482	8053455 Mfr. no. 0020046482	€140.35	Made-to-order item	View & order
Vaillant connection for e.g. ecoTEC plus VHR 45/4 S A 0020059000	8053457 Mfr. no. 0020059000	€140.35	Made-to-order item	View & order
Vaillant air/dirt separator VHR4565s	8057760 Mfr. no. 0020045973	€376.87	Made-to-order item	View & order

Exploded views of the Vaillant ecoTEC plus VHR 45/4 S A

Click an exploded view to enlarge it. The position numbers are shown next to each part.

Vaillant ecoTEC plus VHR 45/4 S A error codes

Is there a code on the display? For each code: what it means for this series, what you can check yourself and which part is usually needed.

Fault code on your Vaillant ecoTEC plus VHR 45/4 S A? This is the part type involved

Common Vaillant fault codes and the part type that is usually the cause; the parts for this model are listed above. All codes explained: Vaillant fault codes.

Code	What is going on	Part type
F.01	Ignition fault (no flame detection), no gas / gas tap closed, no ignition	Ignition and ionisation
F.037	Obstruction in the product's air duct, fan motor defective or not connected, connection between the main PCB and the fan PCB damaged or interrupted	Fans
F.04	Fan fault	Fans
F.042	The product coding resistor is defective or missing, fan motor defective or not connected, plug X25 not connected or connected incorrectly	Fans
F.042	Break in the heat exchanger wiring harness	Heat exchangers
F.070	Replacement of the control PCB and display PCB	PCBs and controls

For guidance only: the same code can have a different cause depending on the situation.

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Frequently asked questions

Which parts are available for the Vaillant ecoTEC plus VHR 45/4 S A?

The catalogue lists 85 original parts for the Vaillant ecoTEC plus VHR 45/4 S A, including fans, temperature sensors and NTC sensors, pressure sensors, heat exchangers. All parts are listed above, grouped by type, with part number and price.

How much does a fan for the Vaillant ecoTEC plus VHR 45/4 S A cost?

The fans for this model cost €774.83 incl. VAT. Check the table "Fans" above for the right part number.

Are the parts for the Vaillant ecoTEC plus VHR 45/4 S A in stock?

29 of the 85 parts are in stock; shipping to EU countries from €12.95 (€16.95 for more distant countries), usually 3–5 working days. Parts marked "Made-to-order item" are ordered specially for you; the delivery time is shown on the product page.

How do I know which part I need for the Vaillant ecoTEC plus VHR 45/4 S A?

Search for the part by part number or use the exploded view of the Vaillant ecoTEC plus VHR 45/4 S A.

Are these original Vaillant parts?

Yes. All 85 parts in this list are original manufacturer parts for the Vaillant ecoTEC plus VHR 45/4 S A, delivered with the correct part number.

How much do parts for the Vaillant ecoTEC plus VHR 45/4 S A cost?

Parts for the Vaillant ecoTEC plus VHR 45/4 S A range from €7.77 to €1,154.48 incl. VAT. The exact price of each part is shown in the tables above.

Can I return a part?

As a consumer you have a 14-day right of withdrawal. You may unpack and inspect the part; do not install or connect it. For a part that has been installed, connected or damaged we deduct the diminished value, up to the full price for circuit boards.