Command Access Technologies ETH2W4545 CH-BB79 Energy Transfer Hinge, 4-1/2 IN  x 4-1/2 IN, 5 Knuckle Standard Weight, 2-Wire, 20 Ga

The ETH2W4545 CH-BB79 Energy Transfer Hinge by Command Access Technologies is a durable and versatile option for your door. It features a 5 knuckle standard weight design, a 2-wire configuration, and 20 gauge construction. With a size of 4-1/2 inches by 4-1/2 inches, this hinge is perfect for a variety of 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.