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Nefit ProLine (NxT) parts

Original parts for the Nefit ProLine (NxT) series: 7 models, 148 different parts, 96 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 148 original parts for the Nefit ProLine (NxT) (ProLine Eco HRC 24 CW4, ProLine HRC 24 CW3, ProLine HRC 24 CW4, ProLine HRC 30 CW5 and 3 andere models), with Nefit manufacturer part number and price van €7.51 to €1,630.75. 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 TrendLine (II)Nefit EcomLineNefit TopLine

Choose your Nefit ProLine (NxT) model

Quick left to the right part

PartFromDelivery
Fan
Nefit fan for ProLine and TrendLine
€268.33In-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).
Ignition part
Nefit ignition pin (Bosch)
€26.41In-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 for ProLine Next
€35.05In-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.
€21.55In-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
Bosch pump UPMO 5M CECAO2 9H PP
€212.71In-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 ProLine Next
€97.15In-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 for ProLine (e.g. ProLine HRC 24 CW3) 8718600837
€233.77In-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 for the Nefit ProLine (NxT) (2)

PartItem no. / mfr. no.PriceStock
Nefit fan for ProLine and TrendLine fits 7 models8028878
Mfr. no. 7746900446
€268.33In stockView
Rewind refurbished fan for Bosch Proline/Trendline (7746900446) fits 7 models8930170€244.03Made-to-order itemView

Sensors for the Nefit ProLine (NxT) (1)

PartItem no. / mfr. no.PriceStock
Nefit flow / return sensor for ProLine and TrendLine fits 7 models8028906
Mfr. no. 8718600249
€15.07In stockView

Pressure sensors for the Nefit ProLine (NxT) (2)

PartItem no. / mfr. no.PriceStock
Nefit pressure sensor for ProLine Next fits 4 models8029513
Mfr. no. 7736700383
€35.05In stockView
Nefit pressure sensor with click connection for TopLine and ProLine etc. fits 3 models8026706
Mfr. no. 8718600019
€62.59In stockView

Flow sensors and flow switches for the Nefit ProLine (NxT) (2)

PartItem no. / mfr. no.PriceStock
Nefit flow sensor for ProLine Next fits 4 models8029520
Mfr. no. 7736700390
€50.17In stockView
Nefit flow sensor for TrendLine and ProLine etc. fits 3 models8027721
Mfr. no. 8738902350
€21.55In stockView

Pumps for the Nefit ProLine (NxT) (2)

PartItem no. / mfr. no.PriceStock
Nefit pump for ProLine Next fits 4 models8029523
Mfr. no. 7736701227
€238.09In stockView
Bosch pump UPMO 5M CECAO2 9H PP fits 3 models1090269
Mfr. no. 8738903389
€212.71In stockView

Heat exchangers for the Nefit ProLine (NxT) (5)

PartItem no. / mfr. no.PriceStock
Nefit heat exchanger for 24 kW (ProLine) fits 4 models8028868
Mfr. no. 7746900435
€687.37In stockView
Nefit heat exchanger for 30kW fits 3 models8029305
Mfr. no. 8718600354
€626.35In stockView
Nefit plate heat exchanger for ProLine Next fits 3 models8029514
Mfr. no. 7736700384
€97.15In stockView
Nefit plate heat exchanger for e.g. TrendLine HRC25 CW4 7746900466 fits 3 models8028898
Mfr. no. 7746900466
€137.11In stockView
Nefit plate heat exchanger for ProLine NxT HRC 30 CW5 77367006548020554
Mfr. no. 7736700654
€132.79Made-to-order itemView

Gas valves and gas control for the Nefit ProLine (NxT) (6)

PartItem no. / mfr. no.PriceStock
Nefit gas control valve ProLine Eco/NxT 24/30 fits 4 models8030392
Mfr. no. 8738902524
€132.79In stockView
Nefit gas control block SIT 848 848117 fits 3 models8028877
Mfr. no. 7746900445
€137.65In stockView
Nefit venturi for TopLine and TrendLine etc. fits 3 models8026835
Mfr. no. 7099925
€40.99In stockView
Nefit gas injector nipple fits 3 models8028876
Mfr. no. 7746900444
€47.47In stockView
Nefit venturi for Proline Next fits 2 models8029525
Mfr. no. 7736700397
€45.31In stockView
Nefit venturi for ProLine fits 2 models8020217
Mfr. no. 7736700651
€26.95Made-to-order itemView

Burner control units for the Nefit ProLine (NxT) (2)

PartItem no. / mfr. no.PriceStock
Nefit burner control unit for ProLine (e.g. ProLine NxT HRC 24 CW4) 7736701717 fits 4 models8029976
Mfr. no. 7736701717
€238.63In stockView
Nefit burner control unit for ProLine (e.g. ProLine HRC 24 CW3) 8718600837 fits 3 models8028911
Mfr. no. 8718600837
€233.77In stockView

Diverter valves and hydroblocks for the Nefit ProLine (NxT) (6)

PartItem no. / mfr. no.PriceStock
Nefit three-way valve insert for ProLine fits 4 models8029537
Mfr. no. 7736700393
€37.75In stockView
Nefit flow connection block for ProLine Next fits 4 models8029518
Mfr. no. 7736700388
€115.51In stockView
Nefit three-way valve for the Proline series up to 12/2011 and for the Topline Aquapower series fits 3 models8027441
Mfr. no. 8718600137
€87.43In stockView
Nefit three-way valve from December 2011 for TopLine and TrendLine etc. fits 3 models8029263
Mfr. no. 8718600694
€87.43In stockView
Nefit hydroblock flow single for ProLine and TrendLine fits 3 models8028893
Mfr. no. 7746900461
€129.55In stockView
Nefit return connection block fits 3 models8028899
Mfr. no. 7746900467
€164.11In stockView

Ignition and ionisation for the Nefit ProLine (NxT) (2)

PartItem no. / mfr. no.PriceStock
Nefit ignition electrode for ProLine Next fits 4 models8029507
Mfr. no. 7736700378
€26.95In stockView
Nefit ignition pin (Bosch) fits 3 models8028889
Mfr. no. 7746900457
€26.41In stockView

Siphons and condensate drains for the Nefit ProLine (NxT) (3)

PartItem no. / mfr. no.PriceStock
Nefit flexible condensate drain for ProLine and TopLine fits 7 models8027352
Mfr. no. 7101535
€24.79In stockView
Nefit siphon for ProLine (e.g. ProLine NxT HRC 24 CW4) 7736700661 fits 4 models8029508
Mfr. no. 7736700661
€21.55In stockView
Nefit siphon for ProLine (e.g. ProLine HRC 24 CW3) 7736700370 fits 3 models8028865
Mfr. no. 7736700370
€24.79In stockView

Thermostats and controls for the Nefit ProLine (NxT) (3)

PartItem no. / mfr. no.PriceStock
Nefit burner thermostat for ProLine Next fits 4 models8029506
Mfr. no. 7736700377
€50.71In stockView
Nefit burner thermostat for ProLine fits 3 models8028890
Mfr. no. 7746900458
€49.63In stockView
Nefit maximum thermostat for ProLine fits 3 models8028894
Mfr. no. 7746900462
€52.87In stockView

Burners for the Nefit ProLine (NxT) (4)

PartItem no. / mfr. no.PriceStock
Nefit burner for ProLine (e.g. ProLine Eco HRC 24 CW4) 7736700652 fits 2 models8021219
Mfr. no. 7736700652
€92.83Made-to-order itemView
Nefit burner for ProLine (e.g. ProLine HRC 24 CW3) 7746900456 fits 2 models8028888
Mfr. no. 7746900456
€103.63Made-to-order itemView
Nefit burner for ProLine NxT fits 2 models8029504
Mfr. no. 7736700375
€105.79Made-to-order itemView
Nefit burner 30kW for Proline 87186003538029308
Mfr. no. 8718600353
€111.19Made-to-order itemView

Displays and controls for the Nefit ProLine (NxT) (2)

PartItem no. / mfr. no.PriceStock
Nefit control panel rear for ProLine fits 4 models8029526
Mfr. no. 7736700410
€32.35Made-to-order itemView
Nefit control panel for ProLine fits 3 models8028909
Mfr. no. 7746900477
€265.63Made-to-order itemView

Filters for the Nefit ProLine (NxT) (2)

PartItem no. / mfr. no.PriceStock
Nefit filter for e.g. ProLine NxT HRC 24 CW4 7746900465 fits 7 models8028897
Mfr. no. 7746900465
€26.95In stockView
Nefit filter for e.g. TrendLine HRC25 CW4 7746900085 fits 3 models8026801
Mfr. no. 7746900085
€35.59Made-to-order itemView

Maintenance and service kits for the Nefit ProLine (NxT) (1)

PartItem no. / mfr. no.PriceStock
Nefit service kit Proline fits 6 models8029205
Mfr. no. 7746900493
€24.79In stockView

Valves for the Nefit ProLine (NxT) (5)

PartItem no. / mfr. no.PriceStock
Nefit automatic air vent fits 7 models8026707
Mfr. no. 7101428
€28.03In stockView
Nefit non-return valve for 30 kW (ProLine) fits 7 models8029304
Mfr. no. 8718600691
€20.47In stockView
Nefit flow limiter set consisting of: 1x CW3 beige and 1x CW4 orange fits 7 models8028901
Mfr. no. 7746900469
€43.15In stockView
Nefit automatic air vent for ProLine Next fits 4 models8029509
Mfr. no. 7736700380
€15.07In stockView
Nefit automatic quick air vent 10 bar fits 3 models8029166
Mfr. no. 7099180
€20.47In stockView

Motors for the Nefit ProLine (NxT) (1)

PartItem no. / mfr. no.PriceStock
Nefit 3-way valve motor for ProLine Next fits 4 models8029521
Mfr. no. 7736700392
€56.65In stockView

Electrical parts for the Nefit ProLine (NxT) (2)

PartItem no. / mfr. no.PriceStock
Bosch fuse T2.5A (10 pcs) fits 3 models8020119
Mfr. no. 19045213420
€26.95In stockView
Nefit fuse 2,5AT for Proline 10 pcs fits 4 models8029221
Mfr. no. 8718601964
€115.51Made-to-order itemView

Conversion kits for the Nefit ProLine (NxT) (3)

PartItem no. / mfr. no.PriceStock
Nefit propane conversion kit Proline NXT HRC24/CW48195108
Mfr. no. 7736700626
€43.15In stockView
Nefit propane conversion kit ProLine NxT CW38029183
Mfr. no. 7736700625
€53.95Made-to-order itemView
Nefit propane conversion kit 3P/G31 Proline NXT CW58021162
Mfr. no. 7736701183
€64.75Made-to-order itemView

Cables and wiring harnesses for the Nefit ProLine (NxT) (6)

PartItem no. / mfr. no.PriceStock
Nefit wiring harness 24V for ProLine fits 4 models8020878
Mfr. no. 7736700655
€60.43In stockView
Nefit wiring harness 230V for ProLine (e.g. ProLine NxT HRC 24 CW4) 7736700650 fits 4 models8020883
Mfr. no. 7736700650
€49.63In stockView
Nefit flat cable fits 3 models8028910
Mfr. no. 7746900478
€53.95In stockView
Nefit wiring harness 230V for ProLine (e.g. ProLine HRC 24 CW3) 7746900482 fits 3 models8028914
Mfr. no. 7746900482
€97.15In stockView
Nefit wiring harness 24V before December 2011 (ProLine) fits 3 models8028915
Mfr. no. 7746900483
€134.95In stockView
Nefit wiring harness 24V after December 2011 for ProLine fits 3 models8029309
Mfr. no. 8718600838
€62.59In stockView

Gaskets and seals for the Nefit ProLine (NxT) (24)

PartItem no. / mfr. no.PriceStock
Nefit seal burner plate DN196 fits 7 models8028886
Mfr. no. 7746900454
€18.31In stockView
Nefit burner seal DN220 for ProLine fits 7 models8028887
Mfr. no. 7746900455
€19.39In stockView
Nefit sealing ring (5 pcs) for e.g. ProLine NxT HRC 24 CW4 8718600045 fits 7 models8028932
Mfr. no. 8718600045
€22.63In stockView
Nefit ignition pin seal 5 pcs fits 7 models8028883
Mfr. no. 7746900451
€38.83In stockView
Nefit burner O-ring for ProLine fits 7 models8028884
Mfr. no. 7746900452
€24.79In stockView
Nefit O-ring 17 x 4 mm 5 pcs fits 7 models8028900
Mfr. no. 7746900468
€28.03In stockView
Nefit sealing ring 24 x 16 x 2 mm 5 pcs fits 7 models8028904
Mfr. no. 7746900472
€36.67In stockView
Nefit O-ring 10 pcs for e.g. ProLine NxT HRC 24 CW4 7746900436 fits 7 models8028869
Mfr. no. 7746900436
€38.83In stockView

16 more gaskets and seals for the Nefit ProLine (NxT): choose your exact model above for the complete list, or view all Nefit gaskets and seals.

Pipes, tubes and hoses for the Nefit ProLine (NxT) (16)

PartItem no. / mfr. no.PriceStock
Nefit adapter 80-80 mm concentric fits 7 models8028867
Mfr. no. 7746900434
€85.27In stockView
Nefit flow pipe for ProLine Next fits 4 models8029510
Mfr. no. 7736700381
€78.79In stockView
Nefit return pipe for ProLine Next fits 4 models8029511
Mfr. no. 7736700382
€124.15In stockView
Nefit return connector for e.g. ProLine NxT HRC 24 CW4 7736700657 fits 4 models8021441
Mfr. no. 7736700657
€116.59In stockView
Nefit cable guide fits 4 models8029963
Mfr. no. 7736701228
€23.71In stockView
Nefit return pipe for e.g. ProLine HRC 24 CW3 7746900473 fits 3 models8028905
Mfr. no. 7746900473
€112.27In stockView
Nefit flow pipe for e.g. ProLine HRC 24 CW3 7746900476 fits 3 models8028908
Mfr. no. 7746900476
€228.37In stockView
Nefit condensate drain pipe for ProLine fits 3 models8028866
Mfr. no. 7746900433
€38.83In stockView

8 more pipes, tubes and hoses for the Nefit ProLine (NxT): choose your exact model above for the complete list, or view all Nefit pipes, tubes and hoses.

Casing and panels for the Nefit ProLine (NxT) (6)

PartItem no. / mfr. no.PriceStock
Nefit door complete for ProLine Next fits 4 models8029500
Mfr. no. 7736700371
€174.91In stockView
Nefit door complete for e.g. ProLine HRC 24 CW3 7746900429 fits 3 models8028862
Mfr. no. 7746900429
€223.51Made-to-order itemView
Nefit burner control unit cover for ProLine fits 3 models8028912
Mfr. no. 7746900480
€61.51Made-to-order itemView
Nefit logo ProLine fits 3 models8029303
Mfr. no. 7746900489
€47.47Made-to-order itemView
Nefit venturi housing for ProLine fits 3 models8028872
Mfr. no. 7746900440
€109.03Made-to-order itemView
Nefit flow limiter housing80200040
Mfr. no. 8738901235
€57.19Made-to-order itemView

Insulation for the Nefit ProLine (NxT) (3)

PartItem no. / mfr. no.PriceStock
Nefit burner insulation for ProLine Next fits 4 models8029505
Mfr. no. 7736700376
€50.71In stockView
Nefit burner insulation for ProLine fits 3 models8028885
Mfr. no. 7746900453
€60.43In stockView
Nefit door insulation fits 3 models8028863
Mfr. no. 7746900430
€127.39Made-to-order itemView

Fixing material for the Nefit ProLine (NxT) (20)

PartItem no. / mfr. no.PriceStock
Nefit clamping spring 4x2 pcs fits 7 models8026769
Mfr. no. 7746700063
€22.63In stockView
Nefit mounting bracket fits 7 models8028859
Mfr. no. 7746900426
€65.83In stockView
Nefit clamping spring 2 pcs fits 7 models8028902
Mfr. no. 7746900470
€28.03In stockView
Nefit clamping bracket 2 pcs for e.g. ProLine NxT HRC 24 CW4 7746900475 fits 7 models8028907
Mfr. no. 7746900475
€28.03In stockView
Nefit mounting plate for ProLine Next fits 4 models8029527
Mfr. no. 7736700412
€63.67In stockView
Nefit screw M5 x 16 mm 5 pcs fits 3 models8027462
Mfr. no. 7746900310
€19.39In stockView
Nefit clamp for Trendline II fits 3 models8029743
Mfr. no. 8718600281
€21.55In stockView
Nefit door screw 10 pcs fits 7 models8028864
Mfr. no. 7746900431
€58.27Made-to-order itemView

12 more fixing material for the Nefit ProLine (NxT): choose your exact model above for the complete list, or view all Nefit fixing material.

Other parts for the Nefit ProLine (NxT) (17)

PartItem no. / mfr. no.PriceStock
Nefit test nipple cap 2 pcs fits 7 models8028916
Mfr. no. 7746900487
€51.79In stockView
Nefit air intake pipe for ProLine Next fits 4 models8029524
Mfr. no. 7736700396
€10.75In stockView
Nefit gas connection for ProLine Next fits 4 models8029531
Mfr. no. 7736700417
€7.51In stockView
Nefit spark transformer fits 3 models8028891
Mfr. no. 7746900459
€85.27In stockView
Nefit door holder set of 10 pcs fits 3 models8029012
Mfr. no. 7099100
€109.03In stockView
Nefit venturi sealing rings 5 pcs for TopLine and TrendLine etc. fits 3 models8029542
Mfr. no. 7099021
€36.67In stockView
Bosch overpressure kit ProLine NxT CW38029811
Mfr. no. 7736701288
€59.35In stockView
Nefit overpressure kit ProLine NxT CW48029812
Mfr. no. 7736701289
€59.35In stockView

9 more other parts for the Nefit ProLine (NxT): choose your exact model above for the complete list.

Fault code on your Nefit ProLine (NxT)?

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 ProLine (NxT) 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 ProLine (NxT)?

In the parts lists of the 7 Nefit ProLine (NxT) 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 ProLine (NxT) cost?

At Instalpunt a new, original fan for the Nefit ProLine (NxT) costs from €268.33 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 an ignition part for the Nefit ProLine (NxT) cost?

At Instalpunt a new, original ignition part for the Nefit ProLine (NxT) costs from €26.41 incl. VAT (Nefit ontsteekpen (Bosch), in stock). 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 ProLine (NxT) cost?

At Instalpunt a new, original pressure sensor for the Nefit ProLine (NxT) costs from €35.05 incl. VAT (Nefit pressure sensor t.b.v 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 do I know which Nefit ProLine (NxT) model I have?

Check the rating plate on the underside or inside of the casing: it shows the exact type (for example Nefit ProLine Eco HRC 24 CW4) 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.
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