Itho Daalderop 4th generation WPU 55c 545-0451 spare parts
In brief
Instalpunt supplies 20 original parts for the Itho Daalderop 4th generation WPU 55c 545-0451, including sensors, temperature sensors and NTC sensors, flow sensors and flow switches. Order online.
- 20Spare parts
- 12In stock
- €9.81From
- 10Types
- availableExploded view
Looking for parts for the Itho Daalderop 4th generation WPU 55c 545-0451 (heat pump)? Below are all 20 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 Itho Daalderop 4th generation WPU 55c 545-0451
| Part | From | Delivery |
|---|---|---|
| Flow sensor Itho Daalderop flow sensor source side | €71.95 | In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer wholesaler lead time is shown on the product page). |
| Temperature sensor Itho Daalderop outdoor sensor for WPU NTC outdoor temperature sensor 10kOhm | €48.95 | In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer wholesaler lead time is shown on the product page). |
| Pump Itho Daalderop pump Yonos 7m with separate cable PWM | €139.95 | In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer wholesaler 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.
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- Sensors 2
- Temperature sensors and NTC sensors 2
- Flow sensors and flow switches 1
- Pumps 2
- Diverter valves and hydroblocks 1
- Filters 1
- Heating elements 1
- Motors 1
- Cables and wiring harnesses 3
- Casing and panels 1
- Other parts 5
Sensors for the Itho Daalderop 4th generation WPU 55c 545-0451 (2) all Itho Daalderop sensors →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop sensor 22 mm Tasseron HRT/OLB/WPU/BWP | 8171367 Mfr. no. 545-2530 | €20.95 | In stock | View & order |
| Itho Daalderop pressure sensor water side (heating) | 8170009 Mfr. no. 545-0600 | €37.95 | In stock | View & order |
Temperature sensors and NTC sensors for the Itho Daalderop 4th generation WPU 55c 545-0451 (2) all Itho Daalderop temperature sensors and NTC sensors →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop outdoor sensor for WPU NTC outdoor temperature sensor 10kOhm | 0580012 Mfr. no. 545-0955 | €48.95 | In stock | View & order |
| Itho Daalderop contact sensor drain-back vessel NTC cable sensor 10 kOhm | 8170007 Mfr. no. 545-0950 | €45.95 | Made-to-order item | View & order |
Flow sensors and flow switches for the Itho Daalderop 4th generation WPU 55c 545-0451 (1) all Itho Daalderop flow sensors and flow switches →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop flow sensor source side | 8171489 Mfr. no. 545-0620 | €71.95 | In stock | View & order |
Pumps for the Itho Daalderop 4th generation WPU 55c 545-0451 (2) all Itho Daalderop pumps →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop DHW pump 6 m 130 mm DHW pump incl. 1" gasket | 8171485 Mfr. no. 545-0635 | €165.95 | In stock | View & order |
| Itho Daalderop pump Yonos 7m with separate cable PWM | 8781372 Mfr. no. 05-00028 | €139.95 | In stock | View & order |
Diverter valves and hydroblocks for the Itho Daalderop 4th generation WPU 55c 545-0451 (1) all Itho Daalderop diverter valves and hydroblocks →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop three-way valve free cooling or DHW (WPU3/5) | 8171493 Mfr. no. 545-0615 | €122.95 | In stock | View & order |
Filters for the Itho Daalderop 4th generation WPU 55c 545-0451 (1) all Itho Daalderop filters →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop filter drier 3/8 | 8171543 Mfr. no. 545-0630 | €63.95 | Made-to-order item | View & order |
Heating elements for the Itho Daalderop 4th generation WPU 55c 545-0451 (1) all Itho Daalderop heating elements →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop electric element 4,5kW 400V incl. gasket | 8171562 Mfr. no. 05-00307 | €203.95 | Made-to-order item | View & order |
Motors for the Itho Daalderop 4th generation WPU 55c 545-0451 (1) all Itho Daalderop motors →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop motor Belimo valve | 8171558 Mfr. no. 05-00027 | €293.95 | Made-to-order item | View & order |
Cables and wiring harnesses for the Itho Daalderop 4th generation WPU 55c 545-0451 (3) all Itho Daalderop cables and wiring harnesses →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop electrical control cable 3-way valve | 8171507 Mfr. no. 545-0640 | €20.95 | In stock | View & order |
| Itho Daalderop sensor cable short | 8171556 Mfr. no. 545-0605 | €15.95 | In stock | View & order |
| Itho Daalderop sensor cable long | 8171561 Mfr. no. 545-0606 | €17.95 | In stock | View & order |
Casing and panels for the Itho Daalderop 4th generation WPU 55c 545-0451 (1) all Itho Daalderop casing and panels →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop cover for heat pump | 8171563 Mfr. no. 545-0103 | €50.95 | Made-to-order item | View & order |
Other parts for the Itho Daalderop 4th generation WPU 55c 545-0451 (5)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Itho Daalderop 2-way valve source for WPU C and CO (MUT) | 8171475 Mfr. no. 545-0618 | €129.95 | In stock | View & order |
| Itho Daalderop contactor 230VAC coil | 8580953 Mfr. no. 545-0968 | €48.95 | In stock | View & order |
| Itho Daalderop adjustable foot for WPU | 8171555 Mfr. no. 545-0885 | €22.95 | Made-to-order item | View & order |
| Itho Daalderop 2-way valve Belimo without motor | 8171557 Mfr. no. 05-00026 | €182.95 | Made-to-order item | View & order |
| Itho Daalderop Clixon M5 WPU for WPU | 8171505 Mfr. no. 545-0965 | €28.95 | Made-to-order item | View & order |
Fault code on your Itho Daalderop 4th generation WPU 55c 545-0451? This is the part type involved
Common Itho Daalderop fault codes and the part type that is usually the cause; the parts for this model are listed above. All codes explained: Itho Daalderop fault codes.
| Code | What is going on | Part type |
|---|---|---|
| 0 1 | Flow sensor open circuit (S1) | Sensors |
| 0 2 | Return sensor open circuit (S2) | Sensors |
| 0 5 | Hot water sensor open circuit (S5) | Sensors |
| 0 F1 | Flow sensor short circuit (S1) | Sensors |
| 0 F2 | Return sensor short circuit (S2) | Sensors |
| 0 F5 | Hot water sensor short circuit (S5) | Sensors |
For guidance only: the same code can have a different cause depending on the situation.
Other Itho Daalderop heat pumps
- Itho Daalderop Amber 120 (03-00765) 3
- Itho Daalderop Amber 65 (03-00763) 6
- Itho Daalderop Amber 95 (03-00764) 6
- Itho Daalderop CombinAir 2.5/24/33 53
- Itho Daalderop Cube One 24/35 16L (07.36.50.850.1) 44
- Itho Daalderop Cube One 24/35 16L (07.36.50.850.2) 45
- Itho Daalderop Cube One 24/35 16L (07.36.50.850.3) 44
- Itho Daalderop Cube One 24/35 16L (07.36.50.850.4) 45
- Itho Daalderop HP-M25i 10
- Itho Daalderop HP-S 110 indoor unit 16
- Itho Daalderop HP-S 110 outdoor unit 19
- Itho Daalderop HP-S 130 indoor unit 17
Frequently asked questions
Which parts are available for the Itho Daalderop 4th generation WPU 55c 545-0451?
The catalogue lists 20 original parts for the Itho Daalderop 4th generation WPU 55c 545-0451, including sensors, temperature sensors and NTC sensors, flow sensors and flow switches, pumps. All parts are listed above, grouped by type, with part number and price.
How much does a sensor for the Itho Daalderop 4th generation WPU 55c 545-0451 cost?
The sensors for this model cost between €16.99 and €35.28 incl. VAT. Check the table "Sensors" above for the right part number.
Are the parts for the Itho Daalderop 4th generation WPU 55c 545-0451 in stock?
12 of the 20 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 Itho Daalderop 4th generation WPU 55c 545-0451?
Search for the part by part number or use the exploded view of the Itho Daalderop 4th generation WPU 55c 545-0451.
Are these original Itho Daalderop parts?
Yes. All 20 parts in this list are original manufacturer parts for the Itho Daalderop 4th generation WPU 55c 545-0451, supplied through the official technical wholesale channel and with the correct part number.
How much do parts for the Itho Daalderop 4th generation WPU 55c 545-0451 cost?
Parts for the Itho Daalderop 4th generation WPU 55c 545-0451 range from €9.81 to €321.47 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.