Nefit TopLine parts
Original parts for the Nefit TopLine series: 25 models, 378 different parts, 180 of them in stock. Below you will find the most frequently replaced parts by type first; choose your exact model for the complete list with exploded view.
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In brief
Instalpunt supplies 378 original parts for the Nefit TopLine (TopLine Aquapower+ HRC 25 CW6, TopLine Aquapower+ HRC 25 CW6 II, TopLine Aquapower+ HRC 30 CW6, TopLine Aquapower+ HRC 30 CW6 II and 21 andere models), with Nefit manufacturer part number and price van €8.59 to €3,135.73. 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).
- 4 November 2026Price level
Other Nefit series: Nefit ProLine (NxT)Nefit TrendLine (II)Nefit EcomLine
Choose your Nefit TopLine model
- Nefit TopLine Aquapower+ HRC 25 CW6130 parts · exploded view
- Nefit TopLine Aquapower+ HRC 25 CW6 II128 parts · exploded view
- Nefit TopLine Aquapower+ HRC 30 CW6130 parts · exploded view
- Nefit TopLine Aquapower+ HRC 30 CW6 II132 parts · exploded view
- Nefit TopLine Aquapower HRC 25 CW4125 parts · exploded view
- Nefit TopLine Aquapower HRC 25 CW4 II123 parts · exploded view
- Nefit TopLine Aquapower HRC 25 CW5124 parts · exploded view
- Nefit TopLine Aquapower HRC 25 CW5 II123 parts · exploded view
- Nefit TopLine Aquapower HRC 30 CW5125 parts · exploded view
- Nefit TopLine Aquapower HRC 30 CW5 II125 parts · exploded view
- Nefit TopLine Aquapower HRC 45 CW6127 parts · exploded view
- Nefit TopLine Aquapower HRC 45 CW6 II127 parts · exploded view
- Nefit TopLine Compact HRC 25 CW4103 parts · exploded view
- Nefit TopLine Compact HRC 30 CW5104 parts · exploded view
- Nefit TopLine HR 2593 parts · exploded view
- Nefit TopLine HR 25 II96 parts · exploded view
- Nefit TopLine HR 3096 parts · exploded view
- Nefit TopLine HR 30 II96 parts · exploded view
- Nefit TopLine HR 4596 parts · exploded view
- Nefit TopLine HR 45 II93 parts · exploded view
- Nefit TopLine HR 50 II106 parts · exploded view
- Nefit TopLine HR 70122 parts · exploded view
- Nefit TopLine HR 70 II102 parts · exploded view
- Nefit TopLine HR 100124 parts · exploded view
- Nefit TopLine HR 100 II100 parts · exploded view
Quick left to the right part
| Part | From | Delivery |
|---|---|---|
| Fan Nefit fan for Topline 2 | €232.69 | 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 Nefit pressure sensor with click connection for TopLine and ProLine etc. | €62.59 | 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). |
| Flow sensor Nefit flow sensor for TrendLine and ProLine etc. | €21.55 | 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). |
| Pump Nefit DHW pump UPS15-40CIL 2 230V for TopLine | €261.85 | 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 Nefit plate heat exchanger for e.g. TopLine Compact HRC 30 CW5 74580 | €118.21 | 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). |
| Burner control unit Nefit burner control unit UBA 3.5 for TopLine | €233.77 | 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 Nefit BC10 control panel for EcomLine and TopLine | €117.67 | 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, straight from the checkout. Choose your exact model below for the complete list.
Most frequently replaced parts
- Fans 8
- Sensors 5
- Pressure sensors 1
- Flow sensors and flow switches 3
- Pumps 6
- Heat exchangers 5
- Gas valves and gas control 13
- PCBs and controls 4
- Burner control units 2
- Diverter valves and hydroblocks 11
- Siphons and condensate drains 7
- Burners 6
- Displays and controls 4
- Filters 2
- Maintenance and service kits 5
- Valves 14
- Pressure gauges 5
- Electrical parts 14
- Tap parts 2
- Cables and wiring harnesses 17
- Gaskets and seals 54
- Pipes, tubes and hoses 57
- Casing and panels 26
- Insulation 1
- Fixing material 61
- Other parts 45
Fans for the Nefit TopLine (8)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit fan for TopLine fits 11 models | 8026786 Mfr. no. 74589 | €343.93 | In stock | View |
| Rewind reconditioned fan for Bosch Topline Aquapower HR(C) (74589) fits 11 models | 8930172 | €262.39 | In stock | View |
| Nefit fan for Topline 2 fits 9 models | 8029346 Mfr. no. 8718601947 | €232.69 | In stock | View |
| Rewind reconditioned fan for Bosch Topline II (8718601947) fits 9 models | 8930175 | €190.03 | In stock | View |
| Nefit fan 70 kW 230V for TopLine fits 3 models | 8026713 Mfr. no. 73924 | €362.29 | In stock | View |
| Rewind reconditioned fan for Bosch Topline HR 50/70 (73924) fits 3 models | 8930174 | €277.51 | In stock | View |
| Nefit fan 100 kW 230V for TopLine fits 2 models | 8026712 Mfr. no. 7101454 | €453.01 | In stock | View |
| Rewind refurbished fan for Bosch TopLine HR 100 (7101454) fits 2 models | 8930173 | €366.07 | Made-to-order item | View |
Sensors for the Nefit TopLine (5)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit safety sensor for TopLine fits 25 models | 8026766 Mfr. no. 7101532 | €48.55 | In stock | View |
| Nefit flow/return sensor for Smartline basic and Topline fits 20 models | 8026784 Mfr. no. 7101578 | €31.27 | In stock | View |
| Nefit DHW sensor for EcomLine and TopLine fits 12 models | 8024210 Mfr. no. 7098774 | €26.95 | In stock | View |
| Nefit outlet temperature sensor for TopLine fits 12 models | 8036160 Mfr. no. 8738901126 | €33.97 | In stock | View |
| Nefit sensor locking pin for TopLine fits 12 models | 8027446 Mfr. no. 7746900270 | €24.79 | Made-to-order item | View |
Pressure sensors for the Nefit TopLine (1)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit pressure sensor with click connection for TopLine and ProLine etc. fits 25 models | 8026706 Mfr. no. 8718600019 | €62.59 | In stock | View |
Flow sensors and flow switches for the Nefit TopLine (3)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit flow sensor for TopLine fits 11 models | 8027437 Mfr. no. 7746900260 | €28.03 | In stock | View |
| Nefit flow sensor for TrendLine and ProLine etc. fits 2 models | 8027721 Mfr. no. 8738902350 | €21.55 | In stock | View |
| Nefit flow sensor for TrendLine and TopLine | 8027653 Mfr. no. 8738901168 | €40.99 | In stock | View |
Pumps for the Nefit TopLine (6)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit pump AGRE2W 7MH CH 3H 8738900751 for TopLine fits 4 models | 80200136 Mfr. no. 8738900751 | €286.15 | In stock | View |
| Nefit DHW pump UPS15-40CIL 2 230V for TopLine fits 4 models | 8027452 Mfr. no. 7746900276 | €261.85 | In stock | View |
| Nefit pump UPMO 6M NES 9H pwm for TopLine fits 2 models | 8045276 Mfr. no. 8738903384 | €281.83 | In stock | View |
| Nefit pump 25-85 130 UPMgeo for TopLine fits 2 models | 8020542 Mfr. no. 7736700081 | €479.47 | In stock | View |
| Nefit pump 1-way UPER15-60 for Topline 25/30 kW fits 14 models | 8027399 Mfr. no. 7746900557 | €384.43 | Made-to-order item | View |
| Nefit pump Stratos Para 25/1-8 for TopLine fits 3 models | 8029582 Mfr. no. 7736700123 | €866.11 | Made-to-order item | View |
Heat exchangers for the Nefit TopLine (5)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit heat exchanger for Topline 15-30 kW fits 16 models | 8028940 Mfr. no. 7736700367 | €1,170.67 | In stock | View |
| Nefit heat exchanger for Topline 50-100 kW fits 5 models | 8028938 Mfr. no. 8718600269 | €3,135.73 | In stock | View |
| Nefit heat exchanger for Topline 45 kW fits 4 models | 8029341 Mfr. no. 7736700368 | €1,336.99 | In stock | View |
| Nefit plate heat exchanger for e.g. TopLine Aquapower+ HRC 30 CW6 7736700553 fits 4 models | 8027453 Mfr. no. 7736700553 | €219.73 | In stock | View |
| Nefit plate heat exchanger for e.g. TopLine Compact HRC 30 CW5 74580 fits 2 models | 8026832 Mfr. no. 74580 | €118.21 | In stock | View |
Gas valves and gas control for the Nefit TopLine (13)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit venturi for TopLine and TrendLine etc. fits 15 models | 8026835 Mfr. no. 7099925 | €40.99 | In stock | View |
| Nefit gas control valve SIT 848 848122 fits 11 models | 8029161 Mfr. no. 7736700635 | €171.67 | In stock | View |
| Nefit gas control valve with seal for Topline II fits 9 models | 8029359 Mfr. no. 8718601950 | €130.09 | In stock | View |
| Nefit venturi for 45kW (TopLine) fits 4 models | 8027406 Mfr. no. 7746900148 | €40.99 | In stock | View |
| Nefit gas control valve E/LL 85-100kW fits 2 models | 8029611 Mfr. no. 7736700352 | €351.49 | In stock | View |
| Nefit gas control valve 50-70kW fits 2 models | 8029597 Mfr. no. 7736700143 | €177.07 | In stock | View |
| Nefit gas control valve E/LL 65KW | 8027415 Mfr. no. 8718600298 | €215.95 | In stock | View |
| Nefit gas tap fits 3 models | 8029584 Mfr. no. 7736700127 | €275.35 | Made-to-order item | View |
5 more gas valves and gas control for the Nefit TopLine: choose your exact model above for the complete list, or view all Nefit gas valves and gas control.
PCBs and controls for the Nefit TopLine (4)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit control panel PCB 74594 for TopLine fits 11 models | 8029810 Mfr. no. 7736701383 | €258.07 | In stock | View |
| Nefit connection PCB old number: 73814 for EcomLine and TopLine fits 2 models | 8028777 Mfr. no. 7099042 | €133.33 | In stock | View |
| Nefit PCB for 3-way valve (TopLine) fits 12 models | 8029216 Mfr. no. 8718600341 | €75.55 | Made-to-order item | View |
| Nefit module box fits 3 models | 8029608 Mfr. no. 7736700161 | €67.99 | Made-to-order item | View |
Burner control units for the Nefit TopLine (2)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit burner control unit UBA 3.5 for TopLine fits 23 models | 8026787 Mfr. no. 7736700530 | €233.77 | In stock | View |
| Nefit burner control unit UBA3 for EcomLine and TopLine fits 2 models | 8029199 Mfr. no. 8718600083 | €428.71 | In stock | View |
Diverter valves and hydroblocks for the Nefit TopLine (11)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit three-way valve for the Proline series up to 12/2011 and for the Topline Aquapower series fits 12 models | 8027441 Mfr. no. 8718600137 | €87.43 | In stock | View |
| Nefit three-way valve from December 2011 for TopLine and TrendLine etc. fits 12 models | 8029263 Mfr. no. 8718600694 | €87.43 | In stock | View |
| Nefit hydroblock flow single for TopLine fits 3 models | 8029616 Mfr. no. 7736700357 | €286.15 | In stock | View |
| Nefit three-way valve insert for TopLine fits 2 models | 8029085 Mfr. no. 7099576 | €62.59 | In stock | View |
| Nefit hydroblock flow for TopLine fits 2 models | 8026821 Mfr. no. 74554 | €51.79 | In stock | View |
| Nefit hydroblock return for TopLine fits 2 models | 8026827 Mfr. no. 74556 | €61.51 | In stock | View |
| Nefit 3-way valve set 5/4" 24V N.O. for TopLine fits 2 models | 7900265 Mfr. no. 20373 | €670.63 | In stock | View |
| Nefit hydroblock flow single for TopLine fits 2 models | 8027611 Mfr. no. 74547 | €232.15 | In stock | View |
3 more diverter valves and hydroblocks for the Nefit TopLine: choose your exact model above for the complete list, or view all Nefit diverter valves and hydroblocks.
Siphons and condensate drains for the Nefit TopLine (7)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit siphon for TopLine (e.g. TopLine Aquapower HRC 30 CW5 II) 8738808157 fits 18 models | 8200029 Mfr. no. 8738808157 | €38.83 | In stock | View |
| Nefit condensate tray 25/30 kW for TopLine fits 16 models | 8026830 Mfr. no. 8718600052 | €114.97 | In stock | View |
| Nefit condensate tray for Topline 45-100 kW (old number: 73930) fits 6 models | 8026719 Mfr. no. 7101396 | €92.83 | In stock | View |
| Nefit flexible condensate drain for ProLine and TopLine fits 5 models | 8027352 Mfr. no. 7101535 | €24.79 | In stock | View |
| Nefit siphon for TopLine (e.g. TopLine HR 70 II) 7736700132 fits 3 models | 8029587 Mfr. no. 7736700132 | €46.39 | In stock | View |
| Nefit siphon for TopLine (e.g. TopLine Compact HRC 30 CW5) 7746700064 fits 2 models | 8026809 Mfr. no. 7746700064 | €18.31 | In stock | View |
| Nefit siphon for TopLine (e.g. TopLine HR 70) 8718600611 fits 2 models | 8026722 Mfr. no. 8718600611 | €26.95 | In stock | View |
Burners for the Nefit TopLine (6)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit burner with gas distribution plate + gasket for Topline 25/30 kW after 9-2009 fits 16 models | 8028724 Mfr. no. 8718600206 | €101.47 | In stock | View |
| Nefit burner set complete TopLine 25/30 kW fits 12 models | 8027467 Mfr. no. 8738901094 | €140.89 | In stock | View |
| Nefit burner cover old number: 73919 fits 5 models | 8026709 Mfr. no. 7101448 | €119.83 | In stock | View |
| Nefit burner for TopLine fits 5 models | 8200015 Mfr. no. 8738901723 | €327.19 | In stock | View |
| Nefit gas/air distribution plate with gasket 45 kW for TopLine fits 4 models | 8027500 Mfr. no. 8718600209 | €93.91 | In stock | View |
| Nefit burner 45kW for TopLine fits 4 models | 8028722 Mfr. no. 8718600207 | €208.39 | In stock | View |
Displays and controls for the Nefit TopLine (4)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit BC10 control panel for EcomLine and TopLine fits 2 models | 8029092 Mfr. no. 73692 | €117.67 | In stock | View |
| Nefit control panel for TopLine (e.g. TopLine HR 70 II) 7746900119 fits 4 models | 8027642 Mfr. no. 7746900119 | €92.83 | Made-to-order item | View |
| Nefit control panel for TopLine (e.g. TopLine HR 70) 73909 fits 2 models | 8026771 Mfr. no. 73909 | €127.39 | Made-to-order item | View |
| Nefit knob control thermostat for EcomLine and TopLine fits 2 models | 8022805 Mfr. no. 38724 | €64.75 | Made-to-order item | View |
Filters for the Nefit TopLine (2)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit filter for e.g. 9000i AquaPower Plus HRC30 CW6 7746900312 fits 12 models | 8027464 Mfr. no. 7746900312 | €49.63 | Made-to-order item | View |
| Nefit filter for e.g. TrendLine HRC25 CW4 7746900085 fits 2 models | 8026801 Mfr. no. 7746900085 | €35.59 | Made-to-order item | View |
Maintenance and service kits for the Nefit TopLine (5)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit glow plug / ionisation pin 15-45 kW service kit TopLine fits 20 models | 8028937 Mfr. no. 7736700318 | €94.99 | In stock | View |
| Nefit gasket set C Topline I/II HR/HRC 25/30 fits 6 models | 81901149 Mfr. no. 8738901296 | €76.63 | In stock | View |
| Nefit ignition unit 50-100kW (service kit) for TopLine fits 5 models | 80200188 Mfr. no. 8738901633 | €126.31 | In stock | View |
| Nefit gasket set D Topline I/II HR/HRC 45 fits 4 models | 81901150 Mfr. no. 8738901297 | €76.63 | In stock | View |
| Nefit gasket set F Topline I/II HR 50/70/100 fits 4 models | 81901152 Mfr. no. 8738901299 | €60.43 | In stock | View |
Valves for the Nefit TopLine (14)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit automatic air vent fits 20 models | 8026707 Mfr. no. 7101428 | €28.03 | In stock | View |
| Nefit non-return valve fits 20 models | 8021351 Mfr. no. 8718601988 | €22.63 | In stock | View |
| Nefit flow restrictor for excellent fits 8 models | 8025825 Mfr. no. 7100788 | €26.95 | In stock | View |
| Nefit safety relief valve 3 bar for TopLine fits 5 models | 8026741 Mfr. no. 7099949 | €43.15 | In stock | View |
| Nefit automatic air vent >= 50 kW fits 5 models | 8029647 Mfr. no. 8738900323 | €48.55 | In stock | View |
| Nefit quick air vent 3/8" old number: 73409 fits 5 models | 8045200 Mfr. no. 7098666 | €48.55 | In stock | View |
| Nefit safety relief valve 4 bar for TopLine fits 5 models | 7900630 Mfr. no. 7095595 | €60.43 | In stock | View |
| Nefit non-return valve for e.g. 9000i AquaPower Plus HRC30 CW6 7746900269 fits 4 models | 8027481 Mfr. no. 7746900269 | €19.39 | In stock | View |
6 more valves for the Nefit TopLine: choose your exact model above for the complete list, or view all Nefit valves.
Pressure gauges for the Nefit TopLine (5)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit pressure gauge 0-10 bar old number: 73958 for TopLine fits 5 models | 8026743 Mfr. no. 7101506 | €34.51 | Made-to-order item | View |
| Nefit thermometer round D63 TI103XD9-130° fits 3 models | 8029576 Mfr. no. 5594710 | €99.31 | Made-to-order item | View |
| Nefit thermometer fits 2 models | 8027616 Mfr. no. 73890 | €65.83 | Made-to-order item | View |
| Nefit thermometer sleeve blue fits 2 models | 8029632 Mfr. no. 7746700421 | €32.35 | Made-to-order item | View |
| Nefit thermometer sleeve red fits 2 models | 8029633 Mfr. no. 7746700422 | €33.43 | Made-to-order item | View |
Electrical parts for the Nefit TopLine (14)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit fuse 5 AF/230V 10 pcs old number: 7099473 for TopLine and TrendLine etc. fits 25 models | 8026767 Mfr. no. 8718601966 | €44.23 | In stock | View |
| Nefit connection terminal green fits 25 models | 8027314 Mfr. no. 73773 | €29.11 | In stock | View |
| Nefit transformer UBA 3.5 fits 23 models | 8026824 Mfr. no. 74595 | €60.43 | In stock | View |
| Nefit terminal connector blue fits 22 models | 8027316 Mfr. no. 73775 | €29.11 | In stock | View |
| Nefit on/off switch old number: 73660 fits 2 models | 8029068 Mfr. no. 7099041 | €19.39 | In stock | View |
| Nefit transformer for e.g. SmartLine HRC 24 CW4 7101640 fits 2 models | 8029097 Mfr. no. 7101640 | €57.19 | In stock | View |
| Nefit connection terminal orange fits 25 models | 8027318 Mfr. no. 73777 | €36.67 | Made-to-order item | View |
| Nefit terminal connector red fits 25 models | 8027317 Mfr. no. 73776 | €36.67 | Made-to-order item | View |
6 more electrical parts for the Nefit TopLine: choose your exact model above for the complete list, or view all Nefit electrical parts.
Tap parts for the Nefit TopLine (2)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit injector 25/35kW (G25) fits 7 models | 8020347 Mfr. no. 8718601944 | €29.11 | Made-to-order item | View |
| Nefit injector 45kW G25 fits 2 models | 8020346 Mfr. no. 8718601946 | €29.11 | Made-to-order item | View |
Cables and wiring harnesses for the Nefit TopLine (17)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit wiring harness 24V for TopLine (e.g. TopLine Aquapower HRC 25 CW5) 8718600255 fits 4 models | 8027431 Mfr. no. 8718600255 | €118.75 | In stock | View |
| Nefit wiring harness 24V for TopLine (e.g. TopLine Compact HRC 30 CW5) 8718600250 fits 2 models | 8026831 Mfr. no. 8718600250 | €112.27 | In stock | View |
| Nefit wiring harness 230V old number: 73945 for TopLine fits 2 models | 8026732 Mfr. no. 7101478 | €74.47 | In stock | View |
| Nefit wiring harness 24V for 100kW old number: 73943 (TopLine) | 8026730 Mfr. no. 7101472 | €121.99 | In stock | View |
| Nefit wiring harness 24V for 70kW (TopLine) | 8026731 Mfr. no. 73944 | €119.83 | In stock | View |
| Nefit wiring harness 230V incl. plug for TopLine fits 18 models | 8027435 Mfr. no. 7746900258 | €61.51 | Made-to-order item | View |
| Nefit wiring harness TopLine II 24V 25 to 45 kW / CW6 fits 5 models | 8029168 Mfr. no. 8718600607 | €126.31 | Made-to-order item | View |
| Nefit earth cable old number: 73947 fits 5 models | 8026734 Mfr. no. 7101474 | €25.87 | Made-to-order item | View |
9 more cables and wiring harnesses for the Nefit TopLine: choose your exact model above for the complete list, or view all Nefit cables and wiring harnesses.
Gaskets and seals for the Nefit TopLine (54)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit siphon gasket per 5 pcs for EcomLine and TopLine fits 25 models | 8029545 Mfr. no. 7100742 | €24.79 | In stock | View |
| Nefit lip ring DN80 fits 25 models | 8026750 Mfr. no. 8738901447 | €11.83 | In stock | View |
| Nefit O-ring 9.92 x 2.62 mm 10 pcs fits 25 models | 8027376 Mfr. no. 7101646 | €28.03 | In stock | View |
| Nefit lip seal 50 mm 5 pcs fits 24 models | 8029024 Mfr. no. 7099058 | €43.15 | In stock | View |
| Nefit O-ring heat exchanger 29.74 x 3.53 mm (10 pcs) for EcomLine and TopLine fits 23 models | 8020257 Mfr. no. 7098986 | €26.95 | In stock | View |
| Nefit fan gasket for TopLine fits 20 models | 8026799 Mfr. no. 74579 | €19.39 | In stock | View |
| Nefit O-ring 9.19 x 2.62 mm 10 pcs fits 20 models | 8027370 Mfr. no. 78175S | €21.55 | In stock | View |
| Nefit lip seal siphon DN18 5 pcs old number: 73841S for TopLine and EcomLine fits 20 models | 8028804 Mfr. no. 7100819 | €21.55 | In stock | View |
46 more gaskets and seals for the Nefit TopLine: choose your exact model above for the complete list, or view all Nefit gaskets and seals.
Pipes, tubes and hoses for the Nefit TopLine (57)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit flue adapter fits 22 models | 8026725 Mfr. no. 73936 | €46.39 | In stock | View |
| Nefit siphon drain pipe for TopLine (e.g. TopLine Aquapower HRC 30 CW5 II) 7746900130 fits 18 models | 8027389 Mfr. no. 7746900130 | €25.87 | In stock | View |
| Nefit flow pipe for e.g. TopLine Aquapower HRC 30 CW5 II 7746900123 fits 18 models | 8027382 Mfr. no. 7746900123 | €50.71 | In stock | View |
| Nefit return pipe for e.g. TopLine Aquapower HRC 30 CW5 II 7746900144 fits 18 models | 8027402 Mfr. no. 7746900144 | €74.47 | In stock | View |
| Nefit flue pipe for e.g. TopLine Aquapower HRC 30 CW5 II 7746900145 fits 18 models | 8027403 Mfr. no. 7746900145 | €58.27 | In stock | View |
| Nefit CH flow pipe for e.g. TopLine Aquapower HRC 30 CW5 II 7736700339 fits 12 models | 8027418 Mfr. no. 7736700339 | €60.43 | In stock | View |
| Nefit gas pipe for e.g. TopLine Aquapower HRC 30 CW5 II 8718601954 fits 9 models | 8020998 Mfr. no. 8718601954 | €29.11 | In stock | View |
| Nefit adapter TopLine Ø80-80mm parallel fits 7 models | 0100425 Mfr. no. 74522 | €36.67 | In stock | View |
49 more pipes, tubes and hoses for the Nefit TopLine: choose your exact model above for the complete list, or view all Nefit pipes, tubes and hoses.
Casing and panels for the Nefit TopLine (26)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit condensate tray upper section (old number: 73934) for TopLine fits 25 models | 8026723 Mfr. no. 7101402 | €18.31 | In stock | View |
| Nefit gas/air distribution plate with gasket for 25-30 kW after week 48/2009 (TopLine) fits 16 models | 8027490 Mfr. no. 8718600208 | €89.59 | In stock | View |
| Nefit cylinder cover cap fits 8 models | 8027383 Mfr. no. 7746900124 | €21.55 | In stock | View |
| Nefit cover Topline 45 kW burner housing fits 4 models | 8029189 Mfr. no. 8718600839 | €183.55 | In stock | View |
| Nefit service cap fits 2 models | 8026798 Mfr. no. 74585 | €19.39 | In stock | View |
| Nefit three-way valve housing old number: 78233 for TopLine fits 2 models | 8027368 Mfr. no. 7101598 | €21.55 | In stock | View |
| Nefit connection plate BC10 fits 2 models | 8029155 Mfr. no. 7746700160 | €42.07 | In stock | View |
| Nefit connection plate UBA fits 2 models | 8029159 Mfr. no. 7746700161 | €100.39 | In stock | View |
18 more casing and panels for the Nefit TopLine: choose your exact model above for the complete list, or view all Nefit casing and panels.
Insulation for the Nefit TopLine (1)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit insulation front shell fits 8 models | 8027438 Mfr. no. 7746900261 | €91.75 | Made-to-order item | View |
Fixing material for the Nefit TopLine (61)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit air vent clip old number: 73973 fits 25 models | 8026756 Mfr. no. 7101430 | €18.31 | In stock | View |
| Nefit clamping bracket set fits 25 models | 8027410 Mfr. no. 7746900186 | €21.55 | In stock | View |
| Nefit clamping screw M5 2 pcs fits 23 models | 8028935 Mfr. no. 8718600166 | €18.31 | In stock | View |
| Nefit clamping spring 4x2 pcs fits 22 models | 8026769 Mfr. no. 7746700063 | €22.63 | In stock | View |
| Nefit heat exchanger clip 2 pcs for TopLine fits 20 models | 8026806 Mfr. no. 74565 | €23.71 | In stock | View |
| Nefit air intake pipe mounting bracket fits 20 models | 8027380 Mfr. no. 7746900121 | €18.31 | In stock | View |
| Nefit screw M5 x 16 mm 5 pcs fits 20 models | 8027462 Mfr. no. 7746900310 | €19.39 | In stock | View |
| Nefit heat exchanger clip return side for TopLine fits 18 models | 8027408 Mfr. no. 7746900150 | €19.39 | In stock | View |
53 more fixing material for the Nefit TopLine: choose your exact model above for the complete list, or view all Nefit fixing material.
Other parts for the Nefit TopLine (45)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Nefit test nipple cap 2 pcs fits 23 models | 8026726 Mfr. no. 7101424 | €26.95 | In stock | View |
| Nefit ClickOn sensor set for TopLine appliances up to 45kW fits 20 models | 0110350 Mfr. no. 7736701727 | €151.53 | In stock | View |
| Nefit pipe grommet frame white fits 20 models | 8024490 Mfr. no. 73449 | €22.63 | In stock | View |
| Nefit pump swivel nut 1" old number: 73675 for TopLine fits 20 models | 8029078 Mfr. no. 7099416 | €18.31 | In stock | View |
| Nefit venturi sealing rings 5 pcs for TopLine and TrendLine etc. fits 20 models | 8029542 Mfr. no. 7099021 | €36.67 | In stock | View |
| Nefit test nipple cap set fits 18 models | 8029038 Mfr. no. 7099425 | €17.23 | In stock | View |
| Nefit cylinder clamps 5 pcs fits 12 models | 8027460 Mfr. no. 7746900284 | €23.71 | In stock | View |
| Nefit union nut 5 pcs fits 5 models | 8024661 Mfr. no. 7099224 | €34.51 | In stock | View |
37 more other parts for the Nefit TopLine: choose your exact model above for the complete list.
Fault code on your Nefit TopLine?
Look up the fault code in our Nefit fault code-database: for each code you see the cause and the part that usually needs replacing.
Nefit TopLine 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.
Frequently asked questions
Which parts are replaced most often on a Nefit TopLine?
In the parts lists of the 25 Nefit TopLine models, fans, sensors, pressure sensors appear most often. In the event of a fault, the ignition electrode, fan, pump, diverter valve and sensors are the usual suspects; the appliance’s fault code usually points to the part.
How much does a fan for the Nefit TopLine cost?
At Instalpunt a new, original fan for the Nefit TopLine costs from €232.69 incl. VAT (Nefit fan for 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). The version that fits your appliance is shown in the parts list of your exact model.
How much does a pressure sensor for the Nefit TopLine cost?
At Instalpunt a new, original pressure sensor for the Nefit TopLine costs from €62.59 incl. VAT (Nefit pressure sensor with clickaansluiting for TopLine and ProLine etc., in stock). The version that fits your appliance is shown in the parts list of your exact model.
How much does a flow sensor for the Nefit TopLine cost?
At Instalpunt a new, original flow sensor for the Nefit TopLine costs from €21.55 incl. VAT (Nefit flow sensor for TrendLine and ProLine etc., in stock). The version that fits your appliance is shown in the parts list of your exact model.
How do I know which Nefit TopLine model I have?
Check the rating plate on the underside or inside of the casing: it shows the exact type (for example Nefit TopLine Aquapower+ HRC 25 CW6) and the serial number. Then choose your model above for the complete parts list. Not sure which model you have? Contact the manufacturer.
Are these original Nefit parts?
Yes. All parts are genuine manufacturer parts and are listed under the Nefit manufacturer part number in the appliance’s parts list. Items in stock are shipped the same working day if ordered before 14:00 (delivery to EU countries usually 3–5 working days); parts to order have the stated lead time.