LiftMaster DHJ: Reliable Door Lock Hoist/Jackshaft Operator

The LiftMaster DHJ Door Lock Hoist/Jackshaft Operator is a premium solution for commercial facilities requiring reliable and secure door operations. This operator is ideal for rolling doors, grilles, and sectional overhead doors with vertical high lift, offering robust performance and advanced safety features. Its durable design ensures consistent functionality for moderate to high-traffic environments.

Key Features

1. Manual Operation with Floor-Level Chain Hoist

The operator is equipped with a floor-level chain hoist, enabling easy manual operation for larger, heavier doors and grilles. This feature ensures uninterrupted access during power outages or emergencies, providing added convenience for facility management.

2. Integrated Door Lock Sensor

An internal door lock sensor prevents accidental activation when the door is locked. This reduces the risk of damage and ensures safe operation, especially in busy commercial settings.

3. Flexible Mounting Options

The DHJ operator offers versatile installation options, with compatibility for wall or hood mounting. This flexibility allows it to be used with rolling doors, grilles, and sectional overhead doors, accommodating a variety of commercial and industrial applications.

4. High Duty Cycle for Consistent Performance

Rated for up to 25 cycles per hour and up to 90 cycles per day, this operator is designed for facilities with moderate to high usage. Its durable components ensure reliable performance even in demanding environments.

5. Compliance with Advanced Safety Standards

Meeting UL 325 Safety Standards, the operator includes commercial safety sensors to prevent doors from closing on obstructions. This feature protects personnel and equipment, enhancing overall workplace safety.

6. Advanced Security Technology

The DHJ operator incorporates Security+ 2.0® technology, ensuring that only registered devices can operate the door. This provides added protection by preventing unauthorized access, making it ideal for secure facilities.

7. Programmable Timer-to-Close

The integrated timer-to-close feature automatically closes the door after reaching the full open position. Programmable from 5 to 60 seconds in 5-second increments, this feature enhances both security and energy efficiency by minimizing the risk of doors being left open.

8. Powerful and Customizable Motor Options

Available in 1/2 and 3/4 HP models, the DHJ operator supports dual voltage connections, including single-phase 115V and 230V, as well as three-phase 208V, 230V, and 460V. This range of options ensures compatibility with diverse facility requirements and electrical systems.

Why Choose the LiftMaster DHJ Door Lock Hoist/Jackshaft Operator?

The LiftMaster DHJ operator is a dependable choice for businesses requiring robust and secure door operations. Its advanced safety features, high-duty cycle performance, and flexible installation options make it suitable for a wide range of applications, from shopping malls and cafeterias to industrial facilities. Whether you need manual operation during emergencies or programmable automation, this operator delivers unmatched functionality.

Specifications at a Glance

• Type: Door Lock Hoist/Jackshaft Operator
• Duty Cycle: Up to 25 cycles per hour; up to 90 cycles per day
• Mounting: Wall or hood mounting for rolling doors, grilles, and sectional overhead doors
• Safety Standards: UL 325 compliant with commercial safety sensors
• Security Features: Security+ 2.0® technology for restricted access control
• Timer-to-Close: Programmable (5 to 60 seconds)
• Power Options: 1/2 HP and 3/4 HP with single-phase and three-phase compatibility

Optimized for Commercial Applications

The LiftMaster DHJ Door Lock Hoist/Jackshaft Operator combines safety, security, and performance to deliver exceptional results for commercial and industrial facilities. Its robust design and advanced features ensure reliable and efficient operation, even in high-traffic environments. For installation or additional information, contact us today. We are available 24/7, don’t hesitate to call us now!