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Kidde KN-COSM-IBA
Kidde KN-COSM-IBA hardwire smoke + CO with battery backup — interconnect stays on Kidde hardwire protocol unless the circuit is reworked.
Fitment facts
| Field | Value |
|---|---|
| Brand | Kidde |
| SKU | KN-COSM-IBA |
| Role | Hardwire smoke + CO alarm |
| Power | 120V hardwire + battery backup |
| Often confused with | i9010 (sealed battery), First Alert hardwire combos |
| Hard stop | Not a sealed 10-year battery replacement; not assumed First Alert interconnect compatible |
| Confirm | Existing Kidde hardwire interconnect + replace-by date |
| Interval | Replace by date on unit |
| Install note | Kill breaker; match interconnect wire; test after restore |
Hard stop
Not a sealed 10-year battery replacement; not assumed First Alert interconnect compatible
Before you buy
- Hard stop: Not a sealed 10-year battery replacement; not assumed First Alert interconnect compatible
- Confirm: Existing Kidde hardwire interconnect + replace-by date
- Often confused with: i9010 (sealed battery), First Alert hardwire combos
- Interval: Replace by date on unit
- Install note: Kill breaker; match interconnect wire; test after restore
- Match interconnect brand/protocol on the existing circuit.