Kidde Kn Cosm Iba Compatibility. Kidde 21006377 Hardwired Combination Carbon Monoxide & Smoke Alarm KN The combination smoke and carbon monoxide alarm shall be Kidde model KN-COSM-IBA or approved equal As that unit is no longer made, and because it seems Kidde and USI are not supposed to be compatible on an interconnected system I got a Kidde i12040 smoke detector instead, with the idea to replace all the USIs with.
Kidde KNCOSMIBA FireX Smoke and Carbon Monoxide Alarm 47871163779 eBay from www.ebay.com
The alarm models listed below have been tested to be interconnect compatible. I have 3 Kidde KN-COSM-IBA smoke/CO units outside bedrooms, and then a total of 4 USI-5204 smoke detectors in 4 bedrooms.
Kidde KNCOSMIBA FireX Smoke and Carbon Monoxide Alarm 47871163779 eBay
I see Costco has a 4 pack of Kidde i9010 for $69.99, which is a lot cheaper than 1 unit of either of the above models.. The Kidde Smoke & Carbon Monoxide Detector, Hardwired Interconnect Combination Smoke & CO Alarm with Battery Backup & Voice Alert, model KN-COSM-IBA, is an AC-wired, ionization alarm operates on a 120VAC power source with 2-AA battery backup I see Costco has a 4 pack of Kidde i9010 for $69.99, which is a lot cheaper than 1 unit of either of the above models..
Kidde 21006377 Hardwired Combination Carbon Monoxide & Smoke Alarm KN. The temperature operating range shall be between 40˚F and 100˚F (4˚C and 38˚C) and the humidity operating range shall be 10% - 95% relative humidity, non-condensing. Using ionization sensor technology, the wired smoke alarm detects invisible fire particles.
Kidde 21006377 Hardwired Combination Carbon Monoxide & Smoke Alarm KN. I see Costco has a 4 pack of Kidde i9010 for $69.99, which is a lot cheaper than 1 unit of either of the above models.. I spoke to customer support, they said the above model is discontinued and suggested I buy model P4010ACSCO-W as replacement