{"title":"Fire Door Operators","description":"","products":[{"product_id":"liftmaster-option-card-solid-state","title":"FDRCARD Option Card Solid State","description":"\u003cp class=\"richp\"\u003eWhen installed in a Logic 3 (L3) or Logic 4 (L4) operator, this\n FDRCARD works in conjunction with the AFCB fire door release device to provide motorized fire door control. The card is designed for a standard RJ-11 phone cable connection (4 wire conductor cord) instead of the 13 wire connection required in other applications. The use of the FDRCARD eliminates the need for auxiliary limit switches, which are found commonly in other applications.\u003c\/p\u003e\u003cp class=\"richp\"\u003eNOTE: The Logic 3\/4 operator must have an\n electric safety edge installed and the operator must be set to “B2” wiring mode.\u003c\/p\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371984965770,"sku":"FDRCARD","price":154.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LiftMaster_Logo_9c71ba2e-4017-4692-a928-46b361178e47.jpg?v=1754591788"},{"product_id":"liftmaster-firehouse-accessory-kit-v1","title":"FH1 Firehouse Accessory Package 1","description":"\u003cp class=\"richp\"\u003eThis Firehouse Door Operator package includes:\r\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCPSIII Additional set of Photo Eye Safety Sensors: Increase the level of safety of your system with a second set of sensors to monitor for vehicles and high apparatus equipment. \r\u003c\/li\u003e\n\u003cli\u003eRGL24LY Red\/Green Light: Dramatically reduces the chance of damage to the door and engine, this light will change from flashing Red to solid Green when the door reaches the full open position, indicating when it is clear to exit. \r\u003c\/li\u003e\n\u003cli\u003eTLS1CARD Timer\/Light\/Status: Card Synchronizes the Red\/Green Light operation to the LiftMaster Commercial Operator for consistent, reliable operation. \r\u003c\/li\u003e\n\u003cli\u003e02-401M Open Only Mushroom Button: Positioned where you want control of the system, this custom control panel sends the door to the full open position, and automatically enables the Timer-to-Close feature - perfect for time sensitive situations.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371985064074,"sku":"FH1","price":1046.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/FH1.jpg?v=1760038482"},{"product_id":"liftmaster-firehouse-accessory-kit-v2","title":"FH2 Firehouse Accessory Package 2","description":"\u003cp class=\"richp\"\u003eThis Firehouse Door Operator package includes:\r\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCPSIII Additional set of Photo Eye Safety Sensors: Increase the level of safety of your system with a second set of sensors to monitor for vehicles and high apparatus equipment.  \u003c\/li\u003e\n\u003cli\u003eRGL24LY Red\/Green Light: Dramatically reduces the chance of damage to the door and engine, this light will change from flashing Red to solid Green when the door reaches the full open position, indicating when it is clear to exit.\u003c\/li\u003e\n\u003cli\u003eTLS1CARD Timer\/Light\/Status Card: Synchronizes the Red\/Green Light operation to the LiftMaster Commercial Operator for consistent, reliable operation.  \u003c\/li\u003e\n\u003cli\u003e02-401M Open Only Mushroom Button: Positioned where you want control of the system, this custom control panel sends the door to the full open position, and automatically enables the Timer-to-Close feature - perfect for time sensitive situations.  \u003c\/li\u003e\n\u003cli\u003e850LM Enhanced Universal Receiver : Safeguards access to property with an encrypted signal to offer extended range with Security+2.0. \u003c\/li\u003e\n\u003cli\u003e813LM 3-Button Remote Control: This extreme range remote works with the 850LM Receiver to give you even greater distance when leaving on a call. Programmable for Open\/Close\/Stop Operation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371985227914,"sku":"FH2","price":1105.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/FH2.jpg?v=1760038405"},{"product_id":"liftmaster-adv-control-rel-device-w-bbu","title":"LM21-AFCB Advanced Fire Control Release Device w\/ BBU","description":"\u003cp class=\"richp\"\u003eThe AFCB release device is designed to be used in conjunction with a standard commercial door operator to provide a fully automated door closing system. For use with motorized doors incorporating a reversing electric safety edge, this 120VAC device can power up to 4 smoke detectors and 2 horn\/strobes. This system combines state-of-the-art functionality and advanced features typically found on special-order fire door operators.\r\u003c\/p\u003e\u003cp class=\"richp\"\u003eFeatures include: \r\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUL864\/ULC-S527\/S533 Listed \r\u003c\/li\u003e\n\u003cli\u003eProgrammable DIP switch delay setting – either 10, 20, 30, 60 second delay of door release to permit passage clearance\r\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp class=\"richp\"\u003ePlus:\r\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInternal battery backup system\r\u003c\/li\u003e\n\u003cli\u003eObstruction cycling – working in conjunction with the door’s electrical safety edge reverses the door if an obstruction is encountered\r\u003c\/li\u003e\n\u003cli\u003eMotor voltage sensing\r\u003c\/li\u003e\n\u003cli\u003eTest key switch – permits floor-level testing of the system\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371990339722,"sku":"LM21-AFCB","price":1410.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LM21-AFCB.jpg?v=1749956057"},{"product_id":"liftmaster-horn-strobe-120v-ac-annunciatr","title":"LMHS1V75ADA Horn Strobe 120V AC Annunciator","description":null,"brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371990405258,"sku":"LMHS1V75ADA","price":135.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMHS1V75ADA.jpg?v=1760040945"},{"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"},{"product_id":"liftmaster-horn-strobe-12-24vdc-red-2w-fire","title":"LMHS24R Horn Strobe, 12\/24Vdc, Red, 2W (Fire)","description":"\u003cp class=\"richp\"\u003eFire Rated Red Horn Strobe, 2-Wire 12\/24VDC\r\u003c\/p\u003e\u003cp class=\"richp\"\u003eFeatures\r\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAuto Voltage Selection: 12 Volt\/15 candela or 24 Volt\/30 candela\r\u003c\/li\u003e\n\u003cli\u003eField-Selectable Candela Settings: 15\/30\/75\/95\/ 110, 135, 185\r\u003c\/li\u003e\n\u003cli\u003eHorn Speaker Watts: 88+ dBA at 16 Volts\r\u003c\/li\u003e\n\u003cli\u003edBA Adjustment: Rotary Switch for Horn Tone and 2 Volume Selections\r\u003c\/li\u003e\n\u003cli\u003eMounting Type: Indoor Wall-Mount Only\r\u003c\/li\u003e\n\u003cli\u003eStandard Operating Temprature: 32°F to 120°F (0°C to 490°C)\r\u003c\/li\u003e\n\u003cli\u003eHumidity Range: 10% to 93% non-condensing\r\u003c\/li\u003e\n\u003cli\u003eStrobe Flash Rate: 1 Flash per Second\r\u003c\/li\u003e\n\u003cli\u003eNominal Voltage: Regulated 12 VDC or Regulated 24 VDC\/FWR\r\u003c\/li\u003e\n\u003cli\u003eOperating Voltage Range: 8 Volt to 17.5 Volt (12 Volt nominal) or 16 Volt to 33 Volt (24 Volt Nominal)\r\u003c\/li\u003e\n\u003cli\u003eWall-Mount Dimensions (including Lens): 5.6\" L x 3.46\" W x 1.91\" D (143mm L x 119mm W x 49mm D)\r\u003c\/li\u003e\n\u003cli\u003eHorn and Speaker (only) Dimensions: 5.6\" L x 3.46\" W x 1.25\" D (143mm L x 119mm W x 32mm D) \r\u003c\/li\u003e\n\u003cli\u003eStrobe products will operate at 12 V nominal only for 15 candela and 30 candela. Specifications are subject to change.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371990569098,"sku":"LMHS24R","price":173.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMHS24R.jpg?v=1749953836"},{"product_id":"liftmaster-ext-perf-rel-device-w-bbu","title":"LM21XPBB Extended Performance Release Device with Battery Backup","description":"\u003cp class=\"richp\"\u003eVersatility allows the XPBB release device to operate on 120VAC, 24VAC, or 24VDC\r power sources. Internal Battery Backup allows the release device to stand-alone from the fire alarm system and act independently in the event of a power outage. The system can provide 24VDC power for up to 4 smoke detectors and 2 horn strobes mounted on either side of the door. Programmable delay settings, close door detection, diagnostic LEDs, localized testing and reset capabilities are all also standard. \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 –\r either 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 easy\r trouble shooting \u003c\/p\u003e\u003cp class=\"richp\"\u003e• Inputs for normally open 2- or\r 4-wire detectors and 4-wire normally closed detectors \u003c\/p\u003e\u003cp class=\"richp\"\u003e• Trouble and alarm relays for\r communication with the fire alarm control panel, if required \u003c\/p\u003e\u003cp class=\"richp\"\u003e• Audible trouble sounder to indicate when\r the release device is not operational \u003c\/p\u003e\u003cp class=\"richp\"\u003e• Testing function allows routine\r fire door testing without requiring activation of the smoke detector \u003c\/p\u003e\u003cp class=\"richp\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371990601866,"sku":"LM21XPBB","price":956.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LM21XPBB_225e84a1-0a32-4877-bdb6-6f8aa77d34b5.png?v=1749205979"},{"product_id":"liftmaster-horn-strobe-12-24vdc-white-plain-2w","title":"LMHS24W Horn Strobe, 12\/24Vdc, White, Plain, 2W","description":"\u003cp class=\"richp\"\u003ePlain White 2-Wire, Horn Strobe 12\/24VDC\r\u003c\/p\u003e\u003cp class=\"richp\"\u003eFeatures\r\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAuto Voltage Selection: 12 Volt\/15 candela or 24 Volt\/30 candela\r\u003c\/li\u003e\n\u003cli\u003eField-Selectable Candela Settings: 15\/30\/75\/95\/ 110, 135, 185\r\u003c\/li\u003e\n\u003cli\u003eHorn Speaker Watts: 88+ dBA at 16 Volts\r\u003c\/li\u003e\n\u003cli\u003edBA Adjustment: Rotary Switch for Horn Tone and 2 Volume Selections\r\u003c\/li\u003e\n\u003cli\u003eMounting Type: Indoor Wall-Mount Only\r\u003c\/li\u003e\n\u003cli\u003eStandard Operating Temprature: 32°F to 120°F (0°C to 490°C)\r\u003c\/li\u003e\n\u003cli\u003eHumidity Range: 10% to 93% non-condensing\r\u003c\/li\u003e\n\u003cli\u003eStrobe Flash Rate: 1 Flash per Second\r\u003c\/li\u003e\n\u003cli\u003eNominal Voltage: Regulated 12 VDC or Regulated 24 VDC\/FWR\r\u003c\/li\u003e\n\u003cli\u003eOperating Voltage Range: 8 Volt to 17.5 Volt (12 Volt nominal) or 16 Volt to 33 Volt (24 Volt Nominal)\r\u003c\/li\u003e\n\u003cli\u003eWall-Mount Dimensions (including Lens): 5.6\" L x 3.46\" W x 1.91\" D (143mm L x 119mm W x 49mm D)\r\u003c\/li\u003e\n\u003cli\u003eHorn and Speaker (only) Dimensions: 5.6\" L x 3.46\" W x 1.25\" D (143mm L x 119mm W x 32mm D) \r\u003c\/li\u003e\n\u003cli\u003eStrobe products will operate at 12 V nominal only for 15 candela and 30 candela. Specifications are subject to change.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371990667402,"sku":"LMHS24W","price":173.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMHS24W.jpg?v=1749953677"},{"product_id":"liftmaster-kit-end-link-latch-disconn","title":"LMEL-H End Link, Disconnect Latch","description":"\u003cp class=\"richp\"\u003eLMEL-H is a End Link Disconnect Latch. This accessory is commonly paired with LiftMaster Commercial Fire Door Operators, and extended performance release devices. \u003c\/p\u003e\u003cp class=\"richp\"\u003eThis product is compatible with the following models: LM21XPBB, LM21XPBBVB, LM21AFCB, LM21AFCBVB, LM21XP\u003c\/p\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371990864010,"sku":"LMEL-H","price":11.51,"currency_code":"USD","in_stock":true}]},{"product_id":"liftmaster-horn-12-24vdc-red","title":"LMH24R Horn, 12\/24VDC, Red","description":"\u003cp class=\"richp\"\u003ePlain Red 2-Wire, Horn Strobe 12\/24VDC\u003c\/p\u003e\u003cp class=\"richp\"\u003eFeatures\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAuto Voltage Selection: 12 Volt\/15 candela or 24 Volt\/30 candela\u003c\/li\u003e\n\u003cli\u003eField-Selectable Candela Settings: 15\/30\/75\/95\/ 110, 135, 185\u003c\/li\u003e\n\u003cli\u003eHorn Speaker Watts: 88+ dBA at 16 Volts\u003c\/li\u003e\n\u003cli\u003edBA Adjustment: Rotary Switch for Horn Tone and 2 Volume Selections\u003c\/li\u003e\n\u003cli\u003eMounting Type: Indoor Wall-Mount Only\u003c\/li\u003e\n\u003cli\u003eStandard Operating Temprature: 32°F to 120°F (0°C to 490°C)\u003c\/li\u003e\n\u003cli\u003eHumidity Range: 10% to 93% non-condensing\u003c\/li\u003e\n\u003cli\u003eStrobe Flash Rate: 1 Flash per Second\u003c\/li\u003e\n\u003cli\u003eNominal Voltage: Regulated 12 VDC or Regulated 24 VDC\/FWR\u003c\/li\u003e\n\u003cli\u003eOperating Voltage Range: 8 Volt to 17.5 Volt (12 Volt nominal) or 16 Volt to 33 Volt (24 Volt Nominal)\u003c\/li\u003e\n\u003cli\u003eWall-Mount Dimensions (including Lens): 5.6\" L x 3.46\" W x 1.91\" D (143mm L x 119mm W x 49mm D)\u003c\/li\u003e\n\u003cli\u003eHorn and Speaker (only) Dimensions: 5.6\" L x 3.46\" W x 1.25\" D (143mm L x 119mm W x 32mm D) \u003c\/li\u003e\n\u003cli\u003eStrobe products will operate at 12 V nominal only for 15 candela and 30 candela. Specifications are subject to change.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371990929546,"sku":"LMH24R","price":95.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMH24R.jpg?v=1760041027"},{"product_id":"liftmaster-horn-12-24vdc-white-plain","title":"LMH24W Horn, 12\/24VDC, White","description":"\u003cp class=\"richp\"\u003ePlain White 2-Wire, Horn Strobe 12\/24VDC\r\u003c\/p\u003e\u003cp class=\"richp\"\u003eFeatures\r\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAuto Voltage Selection: 12 Volt\/15 candela or 24 Volt\/30 candela\r\u003c\/li\u003e\n\u003cli\u003eField-Selectable Candela Settings: 15\/30\/75\/95\/ 110, 135, 185\r\u003c\/li\u003e\n\u003cli\u003eHorn Speaker Watts: 88+ dBA at 16 Volts\r\u003c\/li\u003e\n\u003cli\u003edBA Adjustment: Rotary Switch for Horn Tone and 2 Volume Selections\r\u003c\/li\u003e\n\u003cli\u003eMounting Type: Indoor Wall-Mount Only\r\u003c\/li\u003e\n\u003cli\u003eStandard Operating Temprature: 32°F to 120°F (0°C to 490°C)\r\u003c\/li\u003e\n\u003cli\u003eHumidity Range: 10% to 93% non-condensing\r\u003c\/li\u003e\n\u003cli\u003eStrobe Flash Rate: 1 Flash per Second\r\u003c\/li\u003e\n\u003cli\u003eNominal Voltage: Regulated 12 VDC or Regulated 24 VDC\/FWR\r\u003c\/li\u003e\n\u003cli\u003eOperating Voltage Range: 8 Volt to 17.5 Volt (12 Volt nominal) or 16 Volt to 33 Volt (24 Volt Nominal)\r\u003c\/li\u003e\n\u003cli\u003eWall-Mount Dimensions (including Lens): 5.6\" L x 3.46\" W x 1.91\" D (143mm L x 119mm W x 49mm D)\r\u003c\/li\u003e\n\u003cli\u003eHorn and Speaker (only) Dimensions: 5.6\" L x 3.46\" W x 1.25\" D (143mm L x 119mm W x 32mm D) \r\u003c\/li\u003e\n\u003cli\u003eStrobe products will operate at 12 V nominal only for 15 candela and 30 candela. Specifications are subject to change.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371991093386,"sku":"LMH24W","price":95.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMH24W.jpg?v=1760041065"},{"product_id":"liftmaster-detector-12-24vdc-2w-photo","title":"LMPD24-2W Photoelectric Smoke Detector 2 Wire","description":"\u003cul\u003e\n\u003cli\u003eIncorporates a state-of-the-art optical sensing chamber and an advanced microprocessor. The microprocessor allows the detector to automatically adjust its sensitivity back to the factory setting when it becomes more sensitive due to contaminants settling in its chamber.\r\u003c\/li\u003e\n\u003cli\u003eInstallation is simplified by the use of a mounting base that may be pre-wired to the system.\r\u003c\/li\u003e\n\u003cli\u003eFeatures include:\r\u003c\/li\u003e\n\u003cli\u003eLarge wire entry port.\r\u003c\/li\u003e\n\u003cli\u003eIn-line terminals with SEMS screws.\r\u003c\/li\u003e\n\u003cli\u003eMounts to octagonal and single-gang back boxes, 4-square back boxes, or direct to ceiling.\r\u003c\/li\u003e\n\u003cli\u003eStop-Drop ’N Lock attachment to base.\r\u003c\/li\u003e\n\u003cli\u003eRemovable detector cover and chamber.\r\u003c\/li\u003e\n\u003cli\u003eWide-angle, dual-color LED indication.\r\u003c\/li\u003e\n\u003cli\u003eBuilt-in test switch\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371991158922,"sku":"LMPD24-2W","price":190.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMPD24-2W_23a6db39-298a-417f-bbe2-36af62b54dff.jpg?v=1749953558"},{"product_id":"liftmaster-detector-12-24vdc-4w-photo-replaces-lm4w-b","title":"LMPD24-4W Photoelectric Smoke Detector 4 Wire","description":"\u003cul\u003e\n\u003cli\u003eIncorporates a state-of-the-art optical sensing chamber and an advanced microprocessor. The microprocessor allows the detector to automatically adjust its sensitivity back to the factory setting when it becomes more sensitive due to contaminants settling in its chamber.\r\u003c\/li\u003e\n\u003cli\u003eInstallation is simplified by the use of a mounting base that may be pre-wired to the system.\r\u003c\/li\u003e\n\u003cli\u003eFeatures include:\r\u003c\/li\u003e\n\u003cli\u003eLarge wire entry port.\r\u003c\/li\u003e\n\u003cli\u003eIn-line terminals with SEMS screws.\r\u003c\/li\u003e\n\u003cli\u003eMounts to octagonal and single-gang back boxes, 4-square back boxes, or direct to ceiling.\r\u003c\/li\u003e\n\u003cli\u003eStop-Drop ’N Lock attachment to base.\r\u003c\/li\u003e\n\u003cli\u003eRemovable detector cover and chamber.\r\u003c\/li\u003e\n\u003cli\u003eWide-angle, dual-color LED indication.\r\u003c\/li\u003e\n\u003cli\u003eBuilt-in test switch\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371991191690,"sku":"LMPD24-4W","price":202.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMPD24-4W.jpg?v=1749953456"},{"product_id":"liftmaster-detector-12-24vdc-4w-photo-therm","title":"LMPDT24-4W Photoelectric \u0026 Thermal Smoke Detector 4 Wire","description":"\u003cul\u003e\n\u003cli\u003eIncorporates a state-of-the-art optical sensing chamber and an advanced microprocessor. The microprocessor allows the detector to automatically adjust its sensitivity back to the factory setting when it becomes more sensitive due to contaminants settling in its chamber.\r\u003c\/li\u003e\n\u003cli\u003eThermal detectors also feature a restorable, built-in, fixed temperature(135°F) thermal detector and are capable of sensing a freeze condition if the temperature is below 41°F.\r\u003c\/li\u003e\n\u003cli\u003eInstallation is simplified by the use of a mounting base that may be pre-wired to the system.\r\u003c\/li\u003e\n\u003cli\u003eFeatures include:\r\u003c\/li\u003e\n\u003cli\u003eLarge wire entry port.\r\u003c\/li\u003e\n\u003cli\u003eIn-line terminals with SEMS screws.\r\u003c\/li\u003e\n\u003cli\u003eMounts to octagonal and single-gang back boxes, 4-square back boxes, or direct to ceiling.\r\u003c\/li\u003e\n\u003cli\u003eStop-Drop ’N Lock attachment to base.\r\u003c\/li\u003e\n\u003cli\u003eRemovable detector cover and chamber.\r\u003c\/li\u003e\n\u003cli\u003eWide-angle, dual-color LED indication.\r\u003c\/li\u003e\n\u003cli\u003eBuilt-in test switch\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371991257226,"sku":"LMPDT24-4W","price":208.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMPDT24-4W_4fb92ae7-169e-43a6-8a11-b3f73f46fdd9.jpg?v=1749954344"},{"product_id":"liftmaster-detector-12-24vdc-2w-photo-therm","title":"LMPDT24-2W Photoelectric \u0026 Thermal Smoke Detector 2 Wire","description":"\u003cul\u003e\n\u003cli\u003eIncorporates a state-of-the-art optical sensing chamber and an advanced microprocessor. The microprocessor allows the detector to automatically adjust its sensitivity back to the factory setting when it becomes more sensitive due to contaminants settling in its chamber.\r\u003c\/li\u003e\n\u003cli\u003eThermal detectors also feature a restorable, built-in, fixed temperature(135°F) thermal detector and are capable of sensing a freeze condition if the temperature is below 41°F.\r\u003c\/li\u003e\n\u003cli\u003eInstallation is simplified by the use of a mounting base that may be pre-wired to the system.\r\u003c\/li\u003e\n\u003cli\u003eFeatures include:\r\u003c\/li\u003e\n\u003cli\u003eLarge wire entry port.\r\u003c\/li\u003e\n\u003cli\u003eIn-line terminals with SEMS screws.\r\u003c\/li\u003e\n\u003cli\u003eMounts to octagonal and single-gang back boxes, 4-square back boxes, or direct to ceiling.\r\u003c\/li\u003e\n\u003cli\u003eStop-Drop ’N Lock attachment to base.\r\u003c\/li\u003e\n\u003cli\u003eRemovable detector cover and chamber.\r\u003c\/li\u003e\n\u003cli\u003eWide-angle, dual-color LED indication.\r\u003c\/li\u003e\n\u003cli\u003eBuilt-in test switch\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371992731786,"sku":"LMPDT24-2W","price":196.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMPDT24-4W.jpg?v=1749953184"},{"product_id":"liftmaster-remote-test-plate","title":"LMRT Remote Test Plate","description":"\u003cp class=\"richp\"\u003eLMRT is a Remote Test Plate. This accessory is commonly paired with LiftMaster Commercial Fire Door Operators, and extended performance release devices. \u003c\/p\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46371992830090,"sku":"LMRT","price":41.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/LMRT.jpg?v=1760801039"},{"product_id":"liftmaster-lh-0-5hp-115v-1ph-retrofit-fire-door-operator","title":"FDC5011ULRETRO Retrofit Fire Door Operator 1\/2HP, 115V, Single Phase Left Hand","description":"\u003cp class=\"richp\"\u003eThe Automated Fire Door Controller provides a motorized\n fire-door solution, without the loss of spring tension, for added safety when dealing with high pedestrian traffic. \u003c\/p\u003e\u003cp class=\"richp\"\u003eFeatures include:\n\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTime-delayed automatic closing\n\u003c\/li\u003e\n\u003cli\u003eMonitored 72-hour battery backup\n\u003c\/li\u003e\n\u003cli\u003eLow-battery warning\n\u003c\/li\u003e\n\u003cli\u003eProgrammable closing-function selection\n\u003c\/li\u003e\n\u003cli\u003eKeyed test station\n\u003c\/li\u003e\n\u003cli\u003eElectronic thermal sensors (field installed)\n\u003c\/li\u003e\n\u003cli\u003eDetector\/alarm input\n\u003c\/li\u003e\n\u003cli\u003eAdjustable linear-driven limit switches\n\u003c\/li\u003e\n\u003cli\u003e3-button open\/close\/stop control station\n\u003c\/li\u003e\n\u003cli\u003eNEMA 1 enclosure\n\u003c\/li\u003e\n\u003cli\u003eUL Listed (UL325) regulatory label support\/tracking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46379548311690,"sku":"FDC5011ULRETRO","price":5908.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/FDCRetro.jpg?v=1753254404"},{"product_id":"liftmaster-rh-0-5hp-115v-1ph-retrofit-fire-door-operator","title":"FDC5011URRETRO Retrofit Fire Door Operator 1\/2HP, 115V, Single Phase","description":"\u003cp class=\"richp\"\u003eThe Automated Fire Door Controller provides a motorized fire-door solution, without the loss of spring tension, for added safety when dealing with high pedestrian traffic. \u003c\/p\u003e\u003cp class=\"richp\"\u003eFeatures include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTime-delayed automatic closing\u003c\/li\u003e\n\u003cli\u003eMonitored 72-hour battery backup\u003c\/li\u003e\n\u003cli\u003eLow-battery warning\u003c\/li\u003e\n\u003cli\u003eProgrammable closing-function selection\u003c\/li\u003e\n\u003cli\u003eKeyed test station\u003c\/li\u003e\n\u003cli\u003eElectronic thermal sensors (field installed)\u003c\/li\u003e\n\u003cli\u003eDetector\/alarm input\u003c\/li\u003e\n\u003cli\u003eAdjustable linear-driven limit switches\u003c\/li\u003e\n\u003cli\u003e3-button open\/close\/stop control station\u003c\/li\u003e\n\u003cli\u003eNEMA 1 enclosure\u003c\/li\u003e\n\u003cli\u003eUL Listed (UL325) regulatory label support\/tracking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46379548475530,"sku":"FDC5011URRETRO","price":5908.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/FDCRetro.jpg?v=1753254404"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/collections\/FDCRetro02.png?v=1762208092","url":"https:\/\/www.rsoperators.com\/collections\/fire-door-operators.oembed","provider":"R\u0026S Automation, Inc.","version":"1.0","type":"link"}