Worcester Bosch
Worcester Bosch Switch On/Off 87161144470
On/off switch for Worcester Bosch Greenstar 12/18 and 18/25 OOO GB OIL oil boilers, part number 87161144470.
At a glance
- Also known as 1021995
£9.44
£7.87 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Worcester Bosch 87161144470 is an on/off switch used on Worcester Greenstar oil-fired boilers. It provides the manual power control for the appliance, allowing the boiler to be switched on and off at the control panel. It is listed for the Greenstar 12/18 OOO GB OIL and 18/25 OOO GB OIL models.
Signs this part needs replacing
- Boiler does not power up when the switch is moved to the on position
- Switch feels loose, stiff or fails to latch in position
- Intermittent power to the appliance when the switch is operated
- Visible damage, scorching or discolouration around the switch
Before you order
- Confirm your boiler model matches one of the fitments listed above
- Check the part number on the existing switch against 87161144470
- Isolate the electrical supply to the boiler before removing or fitting the switch
- Confirm the fault lies with the switch rather than the supply or boiler controls
Compliance
| Barcode / EAN | 4047416663005 |
|---|---|
| Alternative numbers | 1021995 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| WORCESTER GREENSTAR 12/18 OOO GB OIL | — | — | — | |
| WORCESTER GREENSTAR 18/25 OOO GB OIL | — | — | — |
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 documents held for this part. The technical team will source them from the manufacturer — usually the same working day.
No technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.