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Edwards Signaling Catalog 152 rim type door opener is a dependable long service device, providing the security and convenience of remote control door-lock operation. The door remains locked until the opener is electrically actuated by a remote contact device. For AC models, use with a 598 Transformer. For use in apartments, offices, banks, industrial buildings, schools, and institutions. Use in door interlocking and control systems with timed or manual operation.
3 items