Kidde KN-COEG-3 carbon monoxide/gas alarm teardown

In continuation of Carbon Monoxide teardowns, we now have a Kidde KN-COEG-3 detector designed to handle both carbon monoxide and natural gas in residential use. Unlike the previous target (First Alert FCD2BT), this one never worked that well, causing frequent “GAS” false panics and piercing alarms, so a teardown is a natural progression for this model! Continue reading