The Wayne Dalton 327310 (3973C) is a three-button garage door opener remote transmitter designed for Wayne Dalton systems that operate on the 372 MHz radio frequency. It provides reliable wireless control for up to three doors or functions and is commonly used as a direct replacement for lost or worn original Wayne Dalton 372 MHz remotes. This transmitter is frequently specified for many Wayne Dalton residential openers in the Classic Drive and Quantum families that identify 372 MHz on the operator or receiver label.
Compatibility is limited to Wayne Dalton openers equipped with 372 MHz radio receivers and does not extend to other frequencies such as 303, 310, 315, or 390 MHz used by LiftMaster, Chamberlain, Genie (Intellicode), or universal systems unless an external compatible receiver is added. Programming is performed at the opener: place the operator into learn/program mode per the opener’s manual, then press the desired button on the 327310 until the operator light or indicator confirms enrollment. For safe operation, verify that the opener’s photoelectric safety sensors function properly after programming. This Wayne Dalton 327310 372 MHz 3973C remote is an ideal replacement part or spare transmitter for residential applications where accurate, dependable control and straightforward learn-button setup are required.