Bosch HRS II 28 (ZBR28) spare parts
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In brief
Instalpunt supplies 86 original parts for the Bosch HRS II 28 (ZBR28), including fans, sensors, temperature sensors and NTC sensors. Order online.
- 86Spare parts
- 20In stock
- €3.88From
- 17Types
Looking for parts for the Bosch HRS II 28 (ZBR28) (boiler)? Below are all 86 original parts, grouped by part type. Choose a type to jump straight to the right table.
- Fans 1
- Sensors 1
- Temperature sensors and NTC sensors 1
- Gas valves and gas control 2
- Ignition and ionisation 1
- Siphons and condensate drains 2
- Thermostats and controls 1
- Burners 1
- Displays and controls 1
- Valves 3
- Electrical parts 5
- Cables and wiring harnesses 7
- Gaskets and seals 11
- Pipes, tubes and hoses 15
- Casing and panels 11
- Insulation 1
- Fixing material 11
- Other parts 11
Fans for the Bosch HRS II 28 (ZBR28) (1) all Bosch fans →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch fan for e.g. HRC II 35 (ZWBR35) 87172044100 | 8189181 Mfr. no. 87172044100 | €407.11 | Made-to-order item | View & order |
Sensors for the Bosch HRS II 28 (ZBR28) (1) all Bosch sensors →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch pressure sensor for e.g. HRC II 35 (ZWBR35) 87199284900 | 8181842 Mfr. no. 87199284900 | €77.71 | In stock | View & order |
Temperature sensors and NTC sensors for the Bosch HRS II 28 (ZBR28) (1) all Bosch temperature sensors and NTC sensors →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch temperature sensor for e.g. Condens 6000W SP400 87145001230 | 8181846 Mfr. no. 87145001230 | €62.59 | Made-to-order item | View & order |
Gas valves and gas control for the Bosch HRS II 28 (ZBR28) (2) all Bosch gas valves and gas control →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch gas valve Junkers CE 427 | 8126200 Mfr. no. 8738717450 | €404.95 | Made-to-order item | View & order |
| Bosch gas control block SIT 848 | 8189370 Mfr. no. 87182213470 | €241.87 | Made-to-order item | View & order |
Ignition and ionisation for the Bosch HRS II 28 (ZBR28) (1) all Bosch ignition and ionisation →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch electrode set | 8185042 Mfr. no. 87186649200 | €78.79 | In stock | View & order |
Siphons and condensate drains for the Bosch HRS II 28 (ZBR28) (2) all Bosch siphons and condensate drains →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit siphon for e.g. HRC II 35 (ZWBR35) 87105062710 | 8189380 Mfr. no. 87105062710 | €92.83 | Made-to-order item | View & order |
| Bosch condensate drain set | 8184118 Mfr. no. 87107350760 | €28.03 | Made-to-order item | View & order |
Thermostats and controls for the Bosch HRS II 28 (ZBR28) (1) all Bosch thermostats and controls →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit maximum thermostat Clixon | 8123375 Mfr. no. 87229638580 | €36.67 | In stock | View & order |
Burners for the Bosch HRS II 28 (ZBR28) (1) all Bosch burners →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch burner + gasket | 8181415 Mfr. no. 87180066580 | €355.27 | In stock | View & order |
Displays and controls for the Bosch HRS II 28 (ZBR28) (1) all Bosch displays and controls →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch remote control set SIT 848 | 8187705 Mfr. no. 87182252430 | €314.23 | Made-to-order item | View & order |
Valves for the Bosch HRS II 28 (ZBR28) (3) all Bosch valves →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch safety valve for e.g. HRC II 35 (ZWBR35) 87174010350 | 8189436 Mfr. no. 87174010350 | €48.55 | In stock | View & order |
| Bosch valve | 8189122 Mfr. no. 87182228270 | €125.23 | Made-to-order item | View & order |
| Bosch tap | 8189519 Mfr. no. 87385059550 | €47.47 | Made-to-order item | View & order |
Electrical parts for the Bosch HRS II 28 (ZBR28) (5) all Bosch electrical parts →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch transformer for e.g. HRC II 35 (ZWBR35) 87172010520 | 8189407 Mfr. no. 87172010520 | €63.67 | In stock | View & order |
| Bosch fuse T2.5A (10 pcs) | 8020119 Mfr. no. 19045213420 | €26.95 | In stock | View & order |
| Bosch tube fuse 10 pcs for e.g. HRC II 35 (ZWBR35) 19045227300 | 8185162 Mfr. no. 19045227300 | €28.03 | Made-to-order item | View & order |
| Bosch tube fuse 10 pcs for e.g. HRC II 35 (ZWBR35) 19045227400 | 8185163 Mfr. no. 19045227400 | €28.03 | Made-to-order item | View & order |
| Bosch coding plug 1260 | 8189620 Mfr. no. 87144312600 | €29.11 | Made-to-order item | View & order |
Cables and wiring harnesses for the Bosch HRS II 28 (ZBR28) (7) all Bosch cables and wiring harnesses →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch high-voltage lead | 8189413 Mfr. no. 87161067990 | €63.67 | In stock | View & order |
| Bosch cable for e.g. HRC II 35 (ZWBR35) 87161069800 | 8189414 Mfr. no. 87161069800 | €11.83 | Made-to-order item | View & order |
| Bosch wiring harness for e.g. HRC II 35 (ZWBR35) 87182233920 | 8189631 Mfr. no. 87182233920 | €76.63 | Made-to-order item | View & order |
| Bosch cable set top 42-3 ZB | 8187376 Mfr. no. 87182246620 | €115.51 | Made-to-order item | View & order |
| Bosch pump cable for e.g. HRC II 35 (ZWBR35) 87161073290 | 8189417 Mfr. no. 87161073290 | €32.35 | Made-to-order item | View & order |
| Bosch plug for e.g. HRS II 42 (ZBR42) 87182210390 | 8189629 Mfr. no. 87182210390 | €25.87 | Made-to-order item | View & order |
| Bosch plug set | 8189405 Mfr. no. 87144043480 | €62.59 | Made-to-order item | View & order |
Gaskets and seals for the Bosch HRS II 28 (ZBR28) (11) all Bosch gaskets and seals →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit sealing ring inspection hatch | 8185124 Mfr. no. 87101031530 | €18.31 | In stock | View & order |
| Bosch burner gasket | 8126095 Mfr. no. 87110041680 | €36.67 | In stock | View & order |
| Nefit fan gasket | 8180559 Mfr. no. 87290001830 | €18.31 | In stock | View & order |
| Nefit flue sleeve | 8122625 Mfr. no. 87229333300 | €11.83 | In stock | View & order |
| Bosch pump gasket Z/ZW/ZWR 10 pcs | 8184185 Mfr. no. 87101030460 | €17.23 | In stock | View & order |
| Bosch diaphragm valve | 8181841 Mfr. no. 8716119295 | €38.83 | In stock | View & order |
| Bosch sealing ring for e.g. HRC II 35 (ZWBR35) 87110042780 | 8189338 Mfr. no. 87110042780 | €19.39 | In stock | View & order |
| Nefit gasket set 2 x 10 pcs | 8185125 Mfr. no. 87101031540 | €73.39 | Made-to-order item | View & order |
| Bosch O-ring 10 pcs for e.g. HRC II 35 (ZWBR35) 87102051030 | 8189375 Mfr. no. 87102051030 | €25.87 | Made-to-order item | View & order |
| Nefit seal 18,3 x 24,3 (10 x) | 8021332 Mfr. no. 87101031610 | €51.79 | Made-to-order item | View & order |
| Nefit O-ring 2,62 x 6,02 ED EPDM (10 pcs) | 8020626 Mfr. no. 87161408100 | €28.03 | Made-to-order item | View & order |
Pipes, tubes and hoses for the Bosch HRS II 28 (ZBR28) (15) all Bosch pipes, tubes and hoses →
Casing and panels for the Bosch HRS II 28 (ZBR28) (11) all Bosch casing and panels →
Insulation for the Bosch HRS II 28 (ZBR28) (1) all Bosch insulation →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch sound insulation | 8189608 Mfr. no. 87182200530 | €76.63 | Made-to-order item | View & order |
Fixing material for the Bosch HRS II 28 (ZBR28) (11) all Bosch fixing material →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch mounting kit flow hood hot water | 8126892 Mfr. no. 87103052960 | €63.67 | In stock | View & order |
| Bosch screw M4x6 10 pcs | 8180188 Mfr. no. 29144114240 | €23.71 | Made-to-order item | View & order |
| Bosch cover screw 87182227440 | 8186113 Mfr. no. 87182227440 | €9.67 | Made-to-order item | View & order |
| Nefit screw M5 x 22 mm (10 pcs) | 8020426 Mfr. no. 87134030260 | €23.71 | Made-to-order item | View & order |
| Bosch mounting plate for e.g. HRC II 35 (ZWBR35) 87180056030 | 8189354 Mfr. no. 87180056030 | €25.87 | Made-to-order item | View & order |
| Bosch clip | 8186136 Mfr. no. 87182251760 | €10.75 | Made-to-order item | View & order |
| Bosch grommet 10 pcs | 8189411 Mfr. no. 87105061850 | €23.71 | Made-to-order item | View & order |
| Bosch pressure gauge holder | 8189397 Mfr. no. 87182207020 | €11.83 | Made-to-order item | View & order |
| Bosch pin holder low voltage | 8189630 Mfr. no. 87182233940 | €112.27 | Made-to-order item | View & order |
| Nefit clamping spring 10 mm (10 pcs) | 8020808 Mfr. no. 87167711670 | €8.59 | Made-to-order item | View & order |
| Nefit nut for e.g. HRC II 35 (ZWBR35) 87133011960 | 8020711 Mfr. no. 87133011960 | €11.83 | Made-to-order item | View & order |
Other parts for the Bosch HRS II 28 (ZBR28) (11)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch mounting bracket sit 848 | 8186215 Mfr. no. 87182210620 | €23.71 | Made-to-order item | View & order |
| Bosch diaphragm | 8189607 Mfr. no. 87101002090 | €25.87 | Made-to-order item | View & order |
| Bosch manufacturer badge for e.g. HRC II 35 (ZWBR35) 87160118070 | 8189606 Mfr. no. 87160118070 | €28.03 | Made-to-order item | View & order |
| Bosch sight glass for e.g. HRC II 35 (ZWBR35) 87156000180 | 8189352 Mfr. no. 87156000180 | €23.71 | Made-to-order item | View & order |
| Bosch click closure HRC2 | 8180898 Mfr. no. 87132040170 | €28.03 | Made-to-order item | View & order |
| Bosch lead seal 10 pcs | 8189612 Mfr. no. 87123050230 | €28.03 | Made-to-order item | View & order |
| Bosch lead seal 10 pcs | 8189377 Mfr. no. 87123050920 | €28.03 | Made-to-order item | View & order |
| Bosch air limiter for e.g. HRC II 30 (ZWBR30) 87105052120 | 8189369 Mfr. no. 87105052120 | €63.67 | Made-to-order item | View & order |
| Bosch washer 10 pcs | 8189351 Mfr. no. 87101001900 | €47.47 | Made-to-order item | View & order |
| Bosch control knob for e.g. HRC II 35 (ZWBR35) 87160117850 | 8189401 Mfr. no. 87160117850 | €64.75 | Made-to-order item | View & order |
| Bosch return assembly for e.g. HRS II 42 (ZBR42) 87107354360 | 8189633 Mfr. no. 87107354360 | €232.15 | Made-to-order item | View & order |
Fault code on your Bosch HRS II 28 (ZBR28)? This is the part type involved
Common Bosch fault codes and the part type that is usually the cause; the parts for this model are listed above. All codes explained: Bosch fault codes.
| Code | What is going on | Part type |
|---|---|---|
| 2P564 | Temperature sensor temperature rising too fast (> 70 K/min). | Sensors |
| 8C373 | The burner thermostat has measured an excessive temperature more often than permitted. | Burners |
| 8C374 | Insufficient ionisation current has been measured during firing more often than permitted. | Ignition and ionisation |
| 9A235 | The KIM is too new for the burner control unit. | Burners |
| 9U233 | The burner control unit or the KIM is faulty. | Burners |
| 214 V | Fan switched off during safety time | Fans |
For guidance only: the same code can have a different cause depending on the situation.
Other Bosch boilers
- Bosch Compact HRC 24 89
- Bosch Compact HRC 28 89
- Bosch Compact HRC 30 90
- Bosch Condens 3000W (ZWB28-3C) 129
- Bosch Condens 3000W (ZWB29-3C) 131
- Bosch Condens 6000W (30HRC SHU) 132
- Bosch Condens 6000W (30HRCII HRVS75) 131
- Bosch Condens 6000W SP400 38
- Bosch Condens 7000 FP 350 62
- Bosch Condens 7000F (GC7000F 100 23 (R)) 102
- Bosch Condens 7000F (GC7000F 150 23 (R)) 119
- Bosch Condens 7000F (GC7000F 200 23 (R)) 129
Frequently asked questions
Which parts are available for the Bosch HRS II 28 (ZBR28)?
The catalogue lists 86 original parts for the Bosch HRS II 28 (ZBR28), including fans, sensors, temperature sensors and NTC sensors, gas valves and gas control. All parts are listed above, grouped by type, with part number and price.
How much does a fan for the Bosch HRS II 28 (ZBR28) cost?
The fans for this model cost €533.49 incl. VAT. Check the table "Fans" above for the right part number.
Are the parts for the Bosch HRS II 28 (ZBR28) in stock?
20 of the 86 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 Bosch HRS II 28 (ZBR28)?
Search for the part by part number or use the parts list of the Bosch HRS II 28 (ZBR28).
Are these original Bosch parts?
Yes. All 86 parts in this list are original manufacturer parts for the Bosch HRS II 28 (ZBR28), delivered with the correct part number.
How much do parts for the Bosch HRS II 28 (ZBR28) cost?
Parts for the Bosch HRS II 28 (ZBR28) range from €3.88 to €533.49 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.