Kidde
Kidde KF20 Mains-Powered Interconnectable Optical Smoke Alarm 230V KF20
Model KF20
Best price
Lowest we’ve seenWhere to buy
| Retailer | Price | Availability | Visit |
|---|---|---|---|
| Cheapestchecked an hour ago | £23.82 | In stock | Visit Blueperry agriculture (UK) (opens in a new tab) |
 retailer's price from 16 Jul 2026 | £28.06 | In stock | Visit Blueperry Tool & Builders Merchants (UK) (opens in a new tab) |
Prices exclude delivery. We may earn a commission if you buy through these links, which never affects the ranking above — it is always cheapest first.
Price history
Full price historyThis is the lowest price we have recorded. If you were waiting for a drop, this is it.
About this product
The Kidde KF20 Mains-Powered Optical Smoke Alarm can be interlinked with up to 23 other Kidde mains alarms (ionization, optical or heat). Once interlinked, the detection of the relevant danger by an individual unit will sound across all the connected alarms.
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