{"product_id":"liftmaster-nema-4-gearhead-1-2hp-1ph-rh-hoist-lh-drive","title":"N4GH501L5RL-MC NEMA 4 Gearhead Hoist Operator, 1\/2HP, Single Phase, Right Hand  \/ Left Hand","description":"\u003cp class=\"richp\"\u003eLogic 5.0 gearhead hoist commercial door operators employ lubricated gears for heavy industrial, high-cycle applications. These operators include a floor-level chain hoist for easy manual operation during an emergency or power outage.\u003c\/p\u003e\u003cp class=\"richp\"\u003e\u003cb\u003eNema 4 Watertight \/ Oiltight \/ Dust-Tight Modification (M103)\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProvides more complete protection against water spray, oil and other fluids than the Damp Environment Modification (M102). Includes a TEFC motor (M100), Watertight\/Oiltight Control Enclosure (M101), Watertight\/Oiltight 3-Button Control Station, nickel-plated chain and a Dynamic Brake replacing the solenoid brake. See (M5) Dynamic Brake Modification for a description of this brake. This allows the brake to also be contained in a Watertight\/Oiltight Enclosure. A Delay-on-Reverse Circuit (M60) is included with this modification. Must be factory installed. \u003c\/li\u003e\n\u003cli\u003eIMPORTANT: Must identify handing of drive sprocket and hoist.\u003c\/li\u003e\n\u003cli\u003eNOTE: All door operators with this modification include CPS-UN4 Photo Eyes. \u003c\/li\u003e\n\u003c\/ul\u003e\u003cp class=\"richp\"\u003e\u003cb\u003eConnectivity\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMyQ® Technology enables you to securely monitor and control your facility door operator and lights from your smartphone, tablet, or computer for greater peace of mind.\u003c\/li\u003e\n\u003cli\u003eAlerts can be received as email or pop-up (push) notifications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\u003cb\u003ePerformance\u003c\/b\u003e\u003c\/div\u003e\u003cul\u003e\n\u003cli\u003eHeavy-duty worm-gear-in-oil reducer delivers performance for heavy industrial, high-cycle applications.\u003c\/li\u003e\n\u003cli\u003eFloor-level chain hoist with electrical interlock provides easy disconnect and manual operation in an emergency.\u003c\/li\u003e\n\u003cli\u003eControl function selector dial allows easy selection and programming of seven wiring types—from constant pressure to close, to specialized Timer-to-Close functionality—to meet end user needs.\u003c\/li\u003e\n\u003cli\u003eTimer-to-Close conveniently and confidently closes the commercial door automatically after a predetermined time for added security and peace of mind.\u003c\/li\u003e\n\u003cli\u003eMid-stop enables partial door opening to a preprogrammed position for energy savings, time savings, and convenience.\u003c\/li\u003e\n\u003cli\u003eDual voltage connections increase flexibility by enabling the installer to select the required voltage within phase to meet job-site requirements. Within phases, voltage is selectable at installation with the placement of a connector.\u003c\/li\u003e\n\u003cli\u003eContinuous-duty high-starting torque motor with instant reverse and overload protection. Capacitor start with single phase, removable without affecting limit switches.\u003c\/li\u003e\n\u003cli\u003eMaximum run timer reverses or stops the door if closing time exceeds expected limits, reducing potential damage to door and operator.\u003c\/li\u003e\n\u003cli\u003eDelay-on-reverse circuit prevents abrupt reversal of door, minimizing wear on components.\u003c\/li\u003e\n\u003cli\u003e3-Button Control Station with Maintenance Alert System (MAS).\u003c\/li\u003e\n\u003cli\u003eDrive reduction: 45:1 first stage using heavy-duty gears running in oil bath, cast-iron housing, and “all-climate” synthetic gear oil for improved low-temperature performance; #50 output sprocket chain.\u003c\/li\u003e\n\u003cli\u003eBearings: sealed roller bearings in gear reducer.\u003c\/li\u003e\n\u003cli\u003eBrake: standard on all GH door operators.\u003c\/li\u003e\n\u003cli\u003eConstruction: NEMA 1-rated electrical box, heavy-duty 11-gauge steel frame with durable powder-coat finish. All reduction sprockets are drilled and pinned to shafts.\u003c\/li\u003e\n\u003cli\u003eDoor speed: 8–9 in. per second.\u003c\/li\u003e\n\u003cli\u003eWarranty: 2 years.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp class=\"richp\"\u003e\u003cb\u003eSafety\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSecurity+ 2.0™ radio receiver is standard on Logic 5.0 operators, virtually eliminating radio frequency interference.\u003c\/li\u003e\n\u003cli\u003eAccepts up to 90 one-button or 30 three-button remote controls, plus up to 30 wireless keypads or an unlimited number of DIP switch remote controls.\u003c\/li\u003e\n\u003cli\u003eLiftMaster® Commercial Door Operators comply with UL 325 standards.\u003c\/li\u003e\n\u003cli\u003eLiftMaster offers a variety of entrapment protection devices for every commercial application.\u003c\/li\u003e\n\u003cli\u003eEmergency disconnect allows manual lifting of the door in case of power loss or emergency.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMBERLAIN","offers":[{"title":"Default Title","offer_id":46379552702602,"sku":"N4GH501L5RL-MC","price":3846.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/7978\/5354\/files\/Nema4Modification_dd0b5ee5-3ae6-4f0c-80e7-db8a3afb99b1.png?v=1753253948","url":"https:\/\/www.rsoperators.com\/products\/liftmaster-nema-4-gearhead-1-2hp-1ph-rh-hoist-lh-drive","provider":"R\u0026S Automation, Inc.","version":"1.0","type":"link"}