Command Access Technologies ETH8W4545 CH-BB79 Energy Transfer Hinge, 4-1/2 IN  4-1/2 IN , 5 Knuckle Standard Weight, 8-Wire, 18 Gauge

The Command Access Technologies ETH8W4545 CH-BB79 Energy Transfer Hinge is a 5-knuckle, standard-weight hinge with 8-wire capabilities and a thickness of 18 gauge. This hinge measures 4-1/2 inches in both width and height, making it a versatile and durable option for various applications.

The Energy Transfer Hinge (ETH) provides an optimal solution for transferring low-voltage power from the hinge jamb to the lockset without any visible wires. These hinges are frequently utilized with electric mortise and cylindrical locks, electric strikes (particularly on pairs of doors), electric exit trims, latch pullback devices, door-mounted card readers, and low-voltage door lights.