Worcester Bosch
Worcester Bosch Control Box 24kW 87172075850
Worcester Bosch 87172075850 24kW control box for 24 Si II and 28 Si II RSF appliances, housing the control knobs and digital display.
At a glance
- Part type: Control box, panels and accessories
- Appliance family: Si II RSF
- Also known as 1019989
- This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.
AvailabilityCall for price
Availability: no longer made. Call us and we'll check for stock.
No longer made: call us
The manufacturer has discontinued this part. Our team will check for remaining stock or a suitable replacement.
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30-day returns
Unused, in original packaging.
What it is
The Worcester Bosch 87172075850 is a 24kW control box used on Worcester's Si II RSF appliance family. It forms the user interface section of the appliance, carrying the control knobs and digital display that let the user change settings, read fault lights and select boiler modes. It is supplied as a spare control box, panels and accessories item.
Signs this part needs replacing
- The digital display is blank, dim or showing incomplete segments
- Control knobs or buttons no longer respond when turned or pressed
- Boiler modes cannot be selected or changed from the panel
- Fault or status lights fail to illuminate when the appliance is powered
- The panel works intermittently, cutting out during operation
Before you order
- Check the appliance GC number and model plate against the compatibility list to confirm the correct control box
- Confirm the existing part number on the appliance matches 87172075850 or the alternative number 1019989
- This part is fitted to a gas appliance; installation must be carried out by a Gas Safe registered engineer.
Mechanical
| Part type | Control Box, Panels & Accessories |
|---|
Compliance
| Manufacturer part number (MPN) | 87172075850 |
|---|---|
| GC number | H02-151 |
| Barcode / EAN | 4010009676621 |
| Commodity code | 8403 90 00 00 |
| GPC classification | Household Boilers/Furnaces/Tank Water Heaters Replacement Parts/Accessories |
| Alternative numbers | 1019989 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER 24 SI II RSF NG | 47-311-65 | 47-311-65 | — | — |
| WORCESTER 28 SI II RSF NG | 47-311-67 | 47-311-67 | — | — |
| WORCESTER BRITISH GAS RD628 RSF | 47-108-14 | 47-108-14 | — | — |
| WORCESTER WORCESTER 24SI II RSF NATURAL GAS | — | — | — | |
| WORCESTER WORCESTER 28SI II RSF NATURAL GAS | — | — | — | |
| WORCESTER WORCESTER RD 628 NATURAL GAS | — | — | — |
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
No technical questions yet for this part.
Not sure which part?
Tell the parts assistant what it's going into — the appliance make and model, or the GC number off the data badge — and it will check this part is on the fit list.