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MDJH211 Operator Hoist, 1/2HP, 115V, 1PH


MDJH211 Operator Hoist, 1/2HP, 115V, 1PH
 

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Product Code: MDJH211
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Description
 
The MDJ Series delivers reliable performance for high lift and vertical lift sectional doors, rolling doors, and rolling grilles. Engineered specifically for limited duty cycles, these operators combine practical features with essential safety controls for facilities with moderate usage requirements.
Features

Efficient Power System

  • 1/2 HP 115V single-phase motor
  • 1500 RPM high starting torque motor with overload protection
  • Limited duty rated for up to 12 cycles per hour
  • 27 RPM output shaft speed
  • 21 maximum output shaft revolutions

Exclusive I.M.B. Technology

  • Built-in Inherent Mechanical Brake system
  • Enhanced motion control through multi-gear design
  • Improved operational stability via specialized chain and bushing configuration
  • Optional solenoid-actuated drum brake available

Versatile Drive System

  • Heavy-duty 4L V-Belt primary drive
  • #41 chain/sprocket secondary drive
  • #41 chain output drive
  • Dual output shafts for left or right-side mounting
  • Optional chain hoist available

Smart Control Features

  • LX900 control board with multiple operating modes:
    • B2 mode for standard operation
    • C2 mode for enhanced safety
    • Timer-to-Close functionality
  • Built-in 372 MHz receiver supports up to 20 transmitters
  • Pre-wired for safety devices with 24-volt accessory power
  • Integrated Open, Close & Stop controls

Application Flexibility

  • Compatible with multiple door types:
    • Sectional doors: 41B14 x 1" to 41B18 x 1" bore
    • Rolling doors: 41B14 x 1" to 41B24 x 1-1/4" bore
  • Adjustable friction clutch for door protection
  • NEMA 1 electrical enclosure
  • Floor-level disconnect for manual operation

Professional Construction

  • 65-75 lbs hanging weight for sturdy installation
  • Ball bearings with hardened races
  • Oil-impregnated bushings for extended service life
  • 2-year warranty on parts and motor
  • Proudly assembled in North America

Perfect for commercial and light industrial applications requiring reliable medium-duty operation. Ideal for high lift and vertical lift sectional doors, rolling doors, and rolling grilles with moderate usage requirements.