{"product_id":"liftmaster-high-perf-rel-device-w-out-bbu","title":"LM21XP High Performance Release Device w\/out BBU","description":"\u003cp class=\"richp\"\u003eThe XP release device provides a fail-safe release mechanism for non-motorized doors and\r acts as an interface between the door and fire alarm system. The device requires 24VDC power from an approved UL1481 regulated power supply with Battery Backup, such as a fire alarm control panel. Therefore, installation will require coordination with a fire panel installer. \u003c\/p\u003e\u003cp class=\"richp\"\u003eFeatures include:\r\u003c\/p\u003e\u003cp class=\"richp\"\u003e• UL864\/ULC-S527\/S533 Listed\r\u003c\/p\u003e\u003cp class=\"richp\"\u003e• Programmable DIP switch delay setting –\reither 10, 20, 30, 60 second delay of door release to permit passage clearance \u003c\/p\u003e\u003cp class=\"richp\"\u003ePlus:\r\u003c\/p\u003e\u003cp class=\"richp\"\u003e• On board diagnostic LEDs for early\r trouble shooting \u003c\/p\u003e\u003cp class=\"richp\"\u003e• Close door detection – prevents door\r release if the door is kept in the closed position and eliminates door reset service calls or potential system damage \u003c\/p\u003e\u003cp class=\"richp\"\u003e• Testing function allows routine fire door\r testing without requiring activation of the central alarm system; easy reset function returns the device to standby state\u003c\/p\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371990536330,"sku":"LM21XP","price":615.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LM21XP.jpg?v=1749952814","url":"https:\/\/www.rsoperators.com\/products\/liftmaster-high-perf-rel-device-w-out-bbu","provider":"R\u0026S Automation, Inc.","version":"1.0","type":"link"}