Description: Kidde's P4010ACSCO-CA is a 120V hardwire w/ 10yr lithium battery back up smoke and carbon monoxide alarm. Photoelectric. Sku #21027905.
suggested replacement is 30CUA10-VCA (21032774). if using existing housing of the P4010, must also purchase part # 21032239 KIDDE PIGTAIL ADAPTOR
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