Eco Heating Systems Senator+ 550 (serial no. 000-258) spare parts

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In brief

Instalpunt supplies 80 original parts for the Eco Heating Systems Senator+ 550 (serial no. 000-258), including fans, sensors, flow sensors and flow switches. Order online.

80Spare parts
5In stock
€0.71From
19Types

Looking for parts for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (boiler)? Below are all 80 original parts, grouped by part type. Choose a type to jump straight to the right table.

Quick left to the right part for the Eco Heating Systems Senator+ 550 (serial no. 000-258)

Part	From	Delivery
Ignition part Eco Heating electrode set	€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).
Heat exchanger Eco Heating water pressure sensor 4 bar	€60.43	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 Eco Heating Systems Senator+ 550 (serial no. 000-258) (1) all Eco Heating Systems fans →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating fan Senator EU	8440198 Mfr. no. S04.000.200	€1,305.67	Made-to-order item	View & order

Sensors for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (1) all Eco Heating Systems sensors →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating NTC flue gas sensor for e.g. Ambassador+ 60 (serial number 000-200) E04.016.694A	8440677 Mfr. no. E04.016.694A	€29.11	In stock	View & order

Flow sensors and flow switches for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (1)

Part	Item no. / mfr. no.	Price	Stock
Eco Heating flow switch Senator 550 DHW (adjusted)	8440103 Mfr. no. E04.016.572	€397.39	Not available	View & order

Pressure switches and differential pressure switches for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (2) all Eco Heating Systems pressure switches and differential pressure switches →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating water pressure switch 10 bar 1/4"	8440343 Mfr. no. E04.016.799	€83.11	In stock	View & order
Eco Heating pressure switch with snap ring	8440238 Mfr. no. S04.000.357	€120.91	Made-to-order item	View & order

Heat exchangers for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (2) all Eco Heating Systems heat exchangers →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating water pressure sensor 4 bar	8440209 Mfr. no. S04.000.253	€60.43	In stock	View & order
Eco Heating heat exchanger S550 CV BIC (3 x 24)	8440230 Mfr. no. S04.000.293	€18,160.15	Made-to-order item	View & order

Gas valves and gas control for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (1) all Eco Heating Systems gas valves and gas control →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating gas valve Senator EU	8440197 Mfr. no. S04.000.199	€1,109.11	Made-to-order item	View & order

Burner control units for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (2) all Eco Heating Systems burner control units →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating burner control unit S550 BIC CV Master-NL	8440276 Mfr. no. S1303NL000	€287.23	Made-to-order item	View & order
Eco Heating burner control unit S550 BIC CV Slave-NL	8440277 Mfr. no. S1304NL000	€287.23	Made-to-order item	View & order

Ignition and ionisation for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (3) all Eco Heating Systems ignition and ionisation →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating electrode set	8440239 Mfr. no. S04.000.372	€40.99	In stock	View & order
Eco Heating igniter cable Senator+ top L=800	8440053 Mfr. no. E04.000.248	€66.91	Made-to-order item	View & order
Eco Heating igniter cable Senator+ bottom L=1350	8440052 Mfr. no. E04.000.247	€112.27	Made-to-order item	View & order

Siphons and condensate drains for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (2) all Eco Heating Systems siphons and condensate drains →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating siphon connector Senator+	8440116 Mfr. no. E05.000.120	€99.31	Made-to-order item	View & order
Eco Heating siphon PP white Senator+	8440117 Mfr. no. E05.000.125	€60.43	Made-to-order item	View & order

Burners for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (2) all Eco Heating Systems burners →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating burner Senator 550 (3x24)	8440196 Mfr. no. S04.000.196	€552.91	Made-to-order item	View & order
Eco Heating burner plate Senator	8440203 Mfr. no. S04.000.218	€241.87	Made-to-order item	View & order

Displays and controls for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (1)

Part	Item no. / mfr. no.	Price	Stock
Eco Heating display PCB Senator+ (BIC)	8440233 Mfr. no. S04.000.310	€163.03	Made-to-order item	View & order

Maintenance and service kits for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (3) all Eco Heating Systems maintenance and service kits →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating maintenance set Senator 16mm insulation	8440208 Mfr. no. S04.000.245	€205.15	In stock	View & order
Eco Heating service set front flap Senator	8440170 Mfr. no. S01.000.337	€70.15	Made-to-order item	View & order
Eco Heating service set cover Senator+ RAL7035	8440174 Mfr. no. S01.000.380	€372.55	Made-to-order item	View & order

Valves for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (2) all Eco Heating Systems valves →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating automatic air vent "3/4"" BSP	8440085 Mfr. no. E04.015.075	€59.35	Made-to-order item	View & order
Eco Heating non-return valve Senator	8440086 Mfr. no. E04.015.077	€842.35	Made-to-order item	View & order

Electrical parts for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (1)

Part	Item no. / mfr. no.	Price	Stock
Eco Heating fuse 5 AT (10 pcs)	8440243 Mfr. no. S04.016.582	€33.43	Made-to-order item	View & order

Gaskets and seals for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (8) all Eco Heating Systems gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating EHS gasket 15x9x2 (WRAS)	8440627 Mfr. no. E07.003.133	€7.51	Made-to-order item	View & order
Eco Heating seal mixing tube - burner plate for e.g. Senator 400 (serial number 000-157) E07.001.105	8440128 Mfr. no. E07.001.105	€53.95	Made-to-order item	View & order
Eco Heating seal mixing piece - fan Senator	8440138 Mfr. no. E07.003.086	€24.79	Made-to-order item	View & order
Eco Heating seal return/flow Senator	8440139 Mfr. no. E07.003.087	€26.95	Not available	View & order
Eco Heating O-ring 50 x 2.5 NBR	8440263 Mfr. no. S07.002.035	€10.75	Made-to-order item	View & order
Eco Heating gasket burner plate Senator	8440269 Mfr. no. S07.004.060	€48.55	Made-to-order item	View & order
Eco Heating gasket non-return valve/mixing tube Senator	8440125 Mfr. no. E07.001.087	€33.43	Made-to-order item	View & order
Eco Heating gasket fan (NBR) Senator 550	8440123 Mfr. no. E07.001.070	€31.27	Not available	View & order

Pipes, tubes and hoses for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (12) all Eco Heating Systems pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating flow/return pipe with flange S550	8440178 Mfr. no. S02.000.165	€976.27	Made-to-order item	View & order
Eco Heating flow pipe S550 V3	8440182 Mfr. no. S02.000.192	€645.79	Made-to-order item	View & order
Eco Heating air hose 108 L=1020	8440060 Mfr. no. E04.007.098	€142.51	Made-to-order item	View & order
Eco Heating air hose 108 L=280 mm	8440059 Mfr. no. E04.007.091	€63.67	Not available	View & order
Eco Heating PA hose 6 x 4 blue top L=1135	8440064 Mfr. no. E04.007.129	€26.95	Made-to-order item	View & order
Eco Heating PG-9 cable gland + grommet 8mm	8440112 Mfr. no. E05.000.064	€10.75	Made-to-order item	View & order
Eco Heating return pipe S550 V3	8440183 Mfr. no. S02.000.193	€571.27	Made-to-order item	View & order
Eco Heating flue reducer 7"-180 L= 170 mm stainless steel	8440109 Mfr. no. E04.018.072	€138.19	Made-to-order item	View & order
Eco Heating hose 12 x 8 mm L=1300 mm	8440057 Mfr. no. E04.007.069	€23.71	Made-to-order item	View & order
Eco Heating hose ribbed 25mm 850 mm	8440061 Mfr. no. E04.007.099	€12.91	Made-to-order item	View & order
Eco Heating hose PVC 27 x 19 mm L=55 mm	8440058 Mfr. no. E04.007.076	€8.59	Made-to-order item	View & order
Eco Heating hose: pressure switch - siphon	8440237 Mfr. no. S04.000.356	€34.51	Made-to-order item	View & order

Casing and panels for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (6) all Eco Heating Systems casing and panels →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating rear panel insulation 16mm	8440200 Mfr. no. S04.000.213	€33.43	Made-to-order item	View & order
Eco Heating rear panel Senator+ RAL7001	8440015 Mfr. no. E01.002.114	€607.99	Made-to-order item	View & order
Eco Heating top cover plate Senator+ RAL7001	8440016 Mfr. no. E01.002.128	€56.11	Made-to-order item	View & order
Eco Heating bottom cover plate Senator+ RAL 7001	8440017 Mfr. no. E01.002.129	€46.39	Made-to-order item	View & order
Eco Heating front panel Senator+ RAL7035	8440012 Mfr. no. E01.000.215	€274.27	Made-to-order item	View & order
Eco Heating side plate Senator+ RAL7035	8440011 Mfr. no. E01.000.214	€156.55	Made-to-order item	View & order

Insulation for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (3) all Eco Heating Systems insulation →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating burner plate insulation Senator	8440143 Mfr. no. E07.010.114	€34.51	Made-to-order item	View & order
Eco Heating insulation clamp Senator	8440152 Mfr. no. E09.002.024	€11.83	Not available	View & order
Eco Heating insulation plate Senator 550 (3x24)	8440144 Mfr. no. E07.010.115	€141.43	Made-to-order item	View & order

Fixing material for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (3) all Eco Heating Systems fixing material →

Part	Item no. / mfr. no.	Price	Stock
Eco Heating BCK Torx screws M5x16 set of 5 pcs	8440259 Mfr. no. S06.023.003	€10.75	Made-to-order item	View & order
Eco Heating clamping bracket top Senator	8440162 Mfr. no. S01.000.311	€62.59	Made-to-order item	View & order
Eco Heating clamping bracket bottom Senator	8440163 Mfr. no. S01.000.312	€60.43	Made-to-order item	View & order

Other parts for the Eco Heating Systems Senator+ 550 (serial no. 000-258) (24)

Part	Item no. / mfr. no.	Price	Stock
Eco Heating proximity switch non-return valve	8440245 Mfr. no. S04.016.622	€76.63	Made-to-order item	View & order
Eco Heating clixon 260 M4	8440106 Mfr. no. E04.016.665	€29.11	Made-to-order item	View & order
Eco Heating wire spring clamp 11.6-12.3mm	8440071 Mfr. no. E04.010.178	€7.51	Made-to-order item	View & order
Eco Heating flexible gas pipe 1" L=485	8440033 Mfr. no. E02.000.188	€255.91	Made-to-order item	View & order
Eco Heating push-in coupling 6 x 1/8" BSP female E04.000.311	8440054 Mfr. no. E04.000.311	€35.59	Made-to-order item	View & order
Eco Heating air inlet with Fix reducer 160-180 L=125 mm	8440110 Mfr. no. E04.018.073	€120.91	Made-to-order item	View & order
Eco Heating air inlet Senator+	8440234 Mfr. no. S04.000.312	€161.95	Made-to-order item	View & order
Eco Heating mixing tube with gasket Senator	8440155 Mfr. no. S01.000.250	€359.59	Made-to-order item	View & order
Eco Heating pump relay Senator+	8440051 Mfr. no. E04.000.241	€362.83	Made-to-order item	View & order
Eco Heating flue gas seal Senator EU (2 pcs)	8440202 Mfr. no. S04.000.214	€67.99	Made-to-order item	View & order
Eco Heating rubber plug 15	8440118 Mfr. no. E05.001.062	€9.67	Made-to-order item	View & order
Eco Heating S+ 400	8440111 Mfr. no. E04.018.089	€92.83	Made-to-order item	View & order
Eco Heating set of flange nuts M6 (10 pcs)	8440257 Mfr. no. S06.023.001	€10.75	Made-to-order item	View & order
Eco Heating hose clamp 104-138	8440069 Mfr. no. E04.010.154	€25.87	Made-to-order item	View & order
Eco Heating hose clamp DW-16	8440067 Mfr. no. E04.010.144	€8.59	Made-to-order item	View & order
Eco Heating baffle disc assembly 34mm S550	8440172 Mfr. no. S01.000.354	€33.43	Made-to-order item	View & order
Eco Heating baffle disc assembly 40mm S400/S550	8440171 Mfr. no. S01.000.353	€33.43	Made-to-order item	View & order
Eco Heating counter flange gas valve 1" B	8440070 Mfr. no. E04.010.169	€96.07	Made-to-order item	View & order
Eco Heating counter flange gas valve 1" BS Senator+	8440068 Mfr. no. E04.010.149	€57.19	Made-to-order item	View & order
Eco Heating connector plug 2-pole 3615 02 for e.g. Senator+ 400 (serial number 000-257) E04.016.291	8440096 Mfr. no. E04.016.291	€11.83	Made-to-order item	View & order
Eco Heating connector plug 3-pole	8440097 Mfr. no. E04.016.292	€11.83	Made-to-order item	View & order
Eco Heating connector plug 4-pole	8440098 Mfr. no. E04.016.293	€12.91	Made-to-order item	View & order
Eco Heating connector plug 2-pole 3615 02 for e.g. Senator+ 400 (serial number 000-257) E04.016.295	8440099 Mfr. no. E04.016.295	€24.79	Made-to-order item	View & order
Eco Heating wheel Senator+	8440232 Mfr. no. S04.000.307	€73.39	Made-to-order item	View & order

Fault code on your Eco Heating Systems Senator+ 550 (serial no. 000-258)? This is the part type involved

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

Code	What is going on	Part type
1	No gas, incorrectly adjusted gas valve.	Gas valves and gas control
2	Short circuit in the gas valve coil, water on wiring or gas valve.	Gas valves and gas control
3	Short circuit in the gas valve coil, water on wiring or gas valve.	Gas valves and gas control
5	Electrical wiring not connected correctly or fan not working properly.	Fans
6	Electrical wiring not connected correctly or fan not working properly.	Fans
7	Electrical wiring not connected correctly, or fan not working properly.	Fans

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 Eco Heating Systems Senator+ 550 (serial no. 000-258)?

The catalogue lists 80 original parts for the Eco Heating Systems Senator+ 550 (serial no. 000-258), including fans, sensors, flow sensors and flow switches, pressure switches and differential pressure switches. All parts are listed above, grouped by type, with part number and price.

How much does a fan for the Eco Heating Systems Senator+ 550 (serial no. 000-258) cost?

The fans for this model cost €1,578.98 incl. VAT. Check the table "Fans" above for the right part number.

Are the parts for the Eco Heating Systems Senator+ 550 (serial no. 000-258) in stock?

5 of the 80 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 Eco Heating Systems Senator+ 550 (serial no. 000-258)?

Search for the part by part number or use the parts list of the Eco Heating Systems Senator+ 550 (serial no. 000-258).

Are these original Eco Heating Systems parts?

Yes. All 80 parts in this list are original manufacturer parts for the Eco Heating Systems Senator+ 550 (serial no. 000-258), delivered with the correct part number.

How much do parts for the Eco Heating Systems Senator+ 550 (serial no. 000-258) cost?

Parts for the Eco Heating Systems Senator+ 550 (serial no. 000-258) range from €0.71 to €21,966.44 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.