Liftmaster Jackshaft Hoist Std Duty No Spkt incl

The Liftmaster Jackshaft Hoist (SKU: JHDC12S4BMC) is part of the MAXUM Next Generation DC commercial door operator line. As a JHDC "Hoist Next Gen" model, it is a jackshaft-style operator designed for commercial door applications and is supplied without a sprocket (sprocket not included).

This unit is configured for doors up to 1200 lbs (3/4 HP) and is rated for Standard Duty operation, supporting up to 90 cycles per day. It operates on 480V 3-phase power. The model designation includes a "B" indicating battery backup capability, making it suitable for installations where backup power may be required.

The operator can be paired with a range of compatible field-installable kits and accessories from the MAXUM line, including signaling devices, inductive loop detectors, photo eyes, contact edges, chain tensioners, and mounting hardware, allowing it to be tailored to specific commercial door installations.

• JHDC Hoist Next Generation jackshaft operator (DC commercial door operator)
• Rated for doors up to 1200 lbs (3/4 HP)
• Standard Duty: up to 90 cycles per day
• Voltage: 480V 3-phase
• Battery backup capable ("B" designation)
• Non-E (MC) model; sprocket not included
• Compatible with MAXUM accessories including loop detectors, photo eyes, chain tensioners, and signaling devices