The Daikin-McQuay 2544650 IR Receiver Board is an OEM electronic component designed to receive and interpret infrared signals from remote controls in compatible Daikin HVAC systems. It detects user commands and communicates them to the unit’s control circuitry, enabling functions such as temperature adjustment, fan-speed selection, and other operating settings. This receiver board is ... https://www.partshnc.com/daikin-mcquay-2544650-ir-receiver-board