
Buderus
Buderus Flow Sensor 7101578
Buderus 7101578 flow sensor for 500 series gas boilers, sensing water flow through the heating circuit.
At a glance
- Also known as 2241897
£51.83
£43.19 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 Buderus 7101578 is a flow sensor supplied by Buderus for its 500 series gas boilers. It monitors flow through the appliance's water circuit and feeds that signal back to the boiler's control system. It is listed under flow switch spares for gas boilers.
Signs this part needs replacing
- Boiler fails to fire or locks out despite a call for heat
- Flow-related fault codes or errors shown on the boiler display
- Domestic hot water demand is not recognised by the appliance
- Intermittent or erratic operation when taps or heating are run
- Pump runs but the boiler does not respond as expected
Before you order
- Confirm the boiler model matches one of the fitments listed above
- Check the existing sensor's part number against 7101578
- Inspect the sensor wiring and connection plug for damage before ordering
- Verify the fault is not caused by a blocked or restricted water circuit
Compliance
| Barcode / EAN | 4047416106397 |
|---|---|
| Alternative numbers | 2241897 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| BUDERUS 500-24C | 47-110-04 | 47-110-04 | — | — |
| BUDERUS 500-24S | 41-110-24 | 41-110-24 | — | — |
| BUDERUS 500-28C | 47-110-03 | 47-110-03 | — | — |
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.
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