LiftMaster MHS
Slow-speed rolling-door hoist
Hoist · AC motor
MHS
A medium-duty AC hoist for smaller rolling sheet doors that need slower operation, with a manual emergency chain hoist.
Rolling doors: up to 14 ft high. 320 sq ft for 24-ga steel/aluminum grilles; 275 sq ft for 22-ga steel/aluminum doors; 200 sq ft for 20/18-ga steel/steel grilles.
Specifications
- Door height
- 14 ft
- Door area
- 320 sq ft*
- Motor
- 1/2 HP AC
- Operating duty
- Max 12/hr; fewer than 50/day
- Power input
- 115/120VAC, single phase
- Battery backup
- No battery backup; manual chain hoist
- Solar
- AC supply required
- Travel speed
- 4-6 in/sec*
- Manufacturer warranty
- 2 years, limited
Features
- Slow-speed rolling-door operation
- Manual chain hoist with electric interlock
- Adjustable friction clutch
- Built-in Security+ receiver
*Use the material/gauge-specific area chart on brochure p2; no door-weight limit is published. Speed follows the current comparison chart. The brochure and webpage give fewer than 50 cycles/day; this stricter limit is used here.
Manufacturer product pageInstalled as part of our automatic gate service, with ongoing gate maintenance.
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