Command Access Technologies ETH2W4545 613 CH-BB79 Energy Transfer Hinge 4-1/2 x 4-1/2 5 Knuckle Standard Weight 2-Wire 20 Gauge Oxidized Satin Bronze Over Copper Plated Oil Rubbed Finish

Command Access Energy Transfer Hinges (ETH) are the ideal way pass low voltage power from the hinge jamb to the lockset and/or monitor the door position without having exposed wires. These hinges are commonly used with electric mortise cylindrical locks, electric strikes (when on a pair of doors), electric exit trims, latch pullback devices, door mounted card readers and low voltage door lights. We stock a vast variety of our Command Access UL-F rated hinges along with a good stock of most major brands. With a wide array of sizes, types, and finishes, we stock the materials to meet your immediate needs.