Nefit (Bosch) Monoblock IDU 5-9 E spare parts
In brief
Instalpunt supplies 48 original parts for the Nefit (Bosch) Monoblock IDU 5-9 E, including sensors, temperature sensors and NTC sensors, pressure switches and differential pressure switches. Order online.
- 48Spare parts
- 4In stock
- €7.19From
- 12Types
- availableExploded view
Looking for parts for the Nefit (Bosch) Monoblock IDU 5-9 E (heat pump)? Below are all 48 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 →- Sensors 3
- Temperature sensors and NTC sensors 1
- Pressure switches and differential pressure switches 1
- Pumps 1
- Expansion vessels 1
- Filters 1
- Electrical parts 3
- Cables and wiring harnesses 8
- Gaskets and seals 3
- Pipes, tubes and hoses 7
- Casing and panels 4
- Fixing material 8
- Other parts 7
Sensors for the Nefit (Bosch) Monoblock IDU 5-9 E (3) all Nefit (Bosch) sensors →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit temperature sensor NTC 1000mm R40 1000mm R40 | 8020304 Mfr. no. 8738206065 | €48.95 | In stock | View & order |
| Nefit temperature limiter for e.g. Compress 3400i AWS (CS3400iAWS 10E) 8738208813 | 8029940 Mfr. no. 8738208813 | €142.95 | Made-to-order item | View & order |
| Nefit temperature sensor NTC 200 mm r40 molex | 8020301 Mfr. no. 87337026360 | €58.95 | Made-to-order item | View & order |
Temperature sensors and NTC sensors for the Nefit (Bosch) Monoblock IDU 5-9 E (1) all Nefit (Bosch) temperature sensors and NTC sensors →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit outdoor temperature sensor | 8020026 Mfr. no. 8738203521 | €59.95 | In stock | View & order |
Pressure switches and differential pressure switches for the Nefit (Bosch) Monoblock IDU 5-9 E (1)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit differential pressure switch for e.g. IDU Split 2-6 E 87160120020 | 8021066 Mfr. no. 87160120020 | €86.95 | Made-to-order item | View & order |
Pumps for the Nefit (Bosch) Monoblock IDU 5-9 E (1) all Nefit (Bosch) pumps →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit pump for e.g. Compress 3400i AWS (CS3400iAWS 10E) 87186458460 | 8020549 Mfr. no. 87186458460 | €369.95 | Made-to-order item | View & order |
Expansion vessels for the Nefit (Bosch) Monoblock IDU 5-9 E (1) all Nefit (Bosch) expansion vessels →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit expansion vessel 8 litre | 8021046 Mfr. no. 87054070060 | €186.95 | Made-to-order item | View & order |
Filters for the Nefit (Bosch) Monoblock IDU 5-9 E (1) all Nefit (Bosch) filters →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit water filter DN25 | 8020139 Mfr. no. 8733702122 | €17.95 | In stock | View & order |
Electrical parts for the Nefit (Bosch) Monoblock IDU 5-9 E (3) all Nefit (Bosch) electrical parts →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit cartridge fuse (10x) | 8021201 Mfr. no. 87160109140 | €53.95 | Made-to-order item | View & order |
| Nefit cable clip (10x) | 8020865 Mfr. no. 87199053350 | €94.95 | Made-to-order item | View & order |
| Nefit relay for Auris (e.g. Compress 3400i AWS (CS3400iAWS 10M)) 87172010480 | 8020033 Mfr. no. 87172010480 | €62.95 | Made-to-order item | View & order |
Cables and wiring harnesses for the Nefit (Bosch) Monoblock IDU 5-9 E (8) all Nefit (Bosch) cables and wiring harnesses →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit cable Molex 4m | 8020899 Mfr. no. 8738206161 | €48.95 | In stock | View & order |
| Nefit connector set | 8021163 Mfr. no. 8738206040 | €89.95 | Made-to-order item | View & order |
| Nefit cable bbtool | 8020910 Mfr. no. 87185963300 | €31.95 | Made-to-order item | View & order |
| Nefit cable fixing (10 pcs) | 8020909 Mfr. no. 87185794450 | €21.95 | Made-to-order item | View & order |
| Nefit pump cable | 8020898 Mfr. no. 87185910180 | €51.95 | Made-to-order item | View & order |
| Nefit sensor cable set | 8020896 Mfr. no. 87185892920 | €63.95 | Made-to-order item | View & order |
| Nefit cable set comfort | 8020894 Mfr. no. 87185892900 | €84.95 | Made-to-order item | View & order |
| Nefit cable Smart Grid | 8020893 Mfr. no. 87185964310 | €30.95 | Made-to-order item | View & order |
Gaskets and seals for the Nefit (Bosch) Monoblock IDU 5-9 E (3) all Nefit (Bosch) gaskets and seals →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit seal (10x) | 8021337 Mfr. no. 87101031640 | €27.95 | Made-to-order item | View & order |
| Nefit seal 15.0 x 10.0 x 1.0 | 8021334 Mfr. no. 87161409210 | €23.95 | Made-to-order item | View & order |
| Nefit gasket (10 pcs) G 1.1/2" | 8020611 Mfr. no. 87186423670 | €54.95 | Made-to-order item | View & order |
Pipes, tubes and hoses for the Nefit (Bosch) Monoblock IDU 5-9 E (7) all Nefit (Bosch) pipes, tubes and hoses →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit connector terminal cross | 8021440 Mfr. no. 87185895380 | €10.95 | Made-to-order item | View & order |
| Nefit adapter | 8021412 Mfr. no. 87186454830 | €89.95 | Made-to-order item | View & order |
| Nefit flexible hose for e.g. Compress 3400i AWS (CS3400iAWS 10E) 87186451990 | 8021017 Mfr. no. 87186451990 | €43.95 | Made-to-order item | View & order |
| Nefit pipe for e.g. Compress 3400i AWS (CS3400iAWS 10E) 87186453890 | 8020598 Mfr. no. 87186453890 | €267.95 | Made-to-order item | View & order |
| Nefit pipe for e.g. Monoblock IDU 13-17 87186453900 | 8020584 Mfr. no. 87186453900 | €145.95 | Made-to-order item | View & order |
| Nefit pump pipe HC | 8020563 Mfr. no. 87186454260 | €145.95 | Made-to-order item | View & order |
| Nefit hose l = 315 mm | 8020377 Mfr. no. 87186418790 | €52.95 | Made-to-order item | View & order |
Casing and panels for the Nefit (Bosch) Monoblock IDU 5-9 E (4) all Nefit (Bosch) casing and panels →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit connection plate for e.g. Compress 3400i AWS (CS3400iAWS 10E) 87376007100 | 8021446 Mfr. no. 87376007100 | €48.95 | Made-to-order item | View & order |
| Nefit control plate | 8020319 Mfr. no. 87186459000 | €134.95 | Made-to-order item | View & order |
| Nefit side wall lhs | 8020087 Mfr. no. 87186458490 | €84.95 | Made-to-order item | View & order |
| Nefit side wall rhs | 8020084 Mfr. no. 87186458440 | €84.95 | Made-to-order item | View & order |
Fixing material for the Nefit (Bosch) Monoblock IDU 5-9 E (8) all Nefit (Bosch) fixing material →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Bosch screw 87134030120 | 8180132 Mfr. no. 87134030120 | €21.95 | Made-to-order item | View & order |
| Nefit screw 87160109070, 10 pcs | 8020417 Mfr. no. 87160109070 | €23.95 | Made-to-order item | View & order |
| Nefit screw (10 pcs) M6 x 10 mm | 8020435 Mfr. no. 87134011020 | €63.95 | Made-to-order item | View & order |
| Nefit screw (10 pcs) M5 x 15 mm | 8020437 Mfr. no. 87134011090 | €27.95 | Made-to-order item | View & order |
| Nefit screw M4x6mm (10 pcs) | 8020441 Mfr. no. 87199051460 | €10.95 | Made-to-order item | View & order |
| Nefit retaining spring (10x) for e.g. HRC 30 (ZWB7-26A5S0730) 87112000160 | 8021237 Mfr. no. 87112000160 | €25.95 | Made-to-order item | View & order |
| Nefit clamp (5 pcs) for e.g. Compress 3400i AWS (CS3400iAWS 10E) 87186454820 | 8020821 Mfr. no. 87186454820 | €10.95 | Made-to-order item | View & order |
| Nefit clamp (5 pcs) for e.g. Compress 3400i AWS (CS3400iAWS 10E) 87186454840 | 8020822 Mfr. no. 87186454840 | €21.95 | Made-to-order item | View & order |
Other parts for the Nefit (Bosch) Monoblock IDU 5-9 E (7)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Buderus/Bosch magnetic filter ball dn25 (mesh size = 0.6) | 81901195 Mfr. no. 8738213799 | €117.95 | Made-to-order item | View & order |
| Bosch electric heater 9 kw 8738213805 | 10741067 Mfr. no. 8738213805 | €1,154.95 | Made-to-order item | View & order |
| Nefit wiring harness HY-CO | 8020861 Mfr. no. 87185892910 | €66.95 | Made-to-order item | View & order |
| Nefit cable grommet set | 8020599 Mfr. no. 87376010950 | €84.95 | Made-to-order item | View & order |
| Nefit for top wall | 8020163 Mfr. no. 87186458470 | €63.95 | Made-to-order item | View & order |
| Nefit for wall bottom | 8020157 Mfr. no. 87186458530 | €53.95 | Made-to-order item | View & order |
| Nefit float air vent for e.g. IDU Split 2-6 E 87160126280 | 8020177 Mfr. no. 87160126280 | €68.95 | Made-to-order item | View & order |
Exploded views of the Nefit (Bosch) Monoblock IDU 5-9 E
Click an exploded view to enlarge it. The position numbers are shown next to each part.
Fault code on your Nefit (Bosch) Monoblock IDU 5-9 E? This is the part type involved
Common Nefit (Bosch) fault codes and the part type that is usually the cause; the parts for this model are listed above.
| Code | What is going on | Part type |
|---|---|---|
| 0Y 276 | The flow temperature sensor has measured a temperature higher than 95°C. | Sensors |
| 0Y 277 | The safety temperature sensor has measured a temperature higher than 95°C. | Sensors |
| 0Y 285 | The return temperature sensor has measured a temperature higher than 95°C. | Sensors |
| 1A 316 | The flue gas temperature sensor has measured an excessive temperature. | Sensors |
| 1P 346 | The temperature of the flue gas temperature sensor is rising too fast. | Sensors |
| 1U 317 | The contacts of the flue gas temperature sensor are short-circuited. | Sensors |
For guidance only: the same code can have a different cause depending on the situation.
Other Nefit (Bosch) heat pumps
- Nefit (Bosch) Auris E C4 OS 41
- Nefit (Bosch) Auris E C5 OS 34
- Nefit (Bosch) Auris E C7 OS 41
- Nefit (Bosch) A/W indoor unit 16.0 B 54
- Nefit (Bosch) A/W indoor unit 16.0 E 55
- Nefit (Bosch) A/W indoor unit 8.0 B 56
- Nefit (Bosch) A/W indoor unit 8.0 E 56
- Nefit (Bosch) IDU Split 2-6 B 64
- Nefit (Bosch) IDU Split 2-6 E 62
- Nefit (Bosch) IDU Split 2-6 T 49
- Nefit (Bosch) IDU Split 2-6 TS 51
- Nefit (Bosch) IDU Split 8-15 B 58
Frequently asked questions
Which parts are available for the Nefit (Bosch) Monoblock IDU 5-9 E?
The catalogue lists 48 original parts for the Nefit (Bosch) Monoblock IDU 5-9 E, including sensors, temperature sensors and NTC sensors, pressure switches and differential pressure switches, pumps. All parts are listed above, grouped by type, with part number and price.
How much does a sensor for the Nefit (Bosch) Monoblock IDU 5-9 E cost?
The sensors for this model cost between €56.19 and €167.27 incl. VAT. Check the table "Sensors" above for the right part number.
Are the parts for the Nefit (Bosch) Monoblock IDU 5-9 E in stock?
4 of the 48 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 Nefit (Bosch) Monoblock IDU 5-9 E?
Search for the part by part number or use the exploded view of the Nefit (Bosch) Monoblock IDU 5-9 E. Is your appliance showing a fault code? The fault code table shows the matching part type.
Are these original Nefit (Bosch) parts?
Yes. All 48 parts in this list are original manufacturer parts for the Nefit (Bosch) Monoblock IDU 5-9 E, supplied through the official technical wholesale channel and with the correct part number.
How much do parts for the Nefit (Bosch) Monoblock IDU 5-9 E cost?
Parts for the Nefit (Bosch) Monoblock IDU 5-9 E range from €7.19 to €1,561.63 incl. VAT. The exact price of each part is shown in the tables above.
Can I return a part?
You have a 14-day right of withdrawal. Return unused parts, in their original packaging where possible; details are in our returns conditions.