DoorKing 6550 Swing Gate Operator

DoorKing 6550 Commercial and Industrial Swing Gate Operator

The DoorKing 6550 Swing Gate Operator delivers exceptional power and reliability for heavy-duty commercial and industrial gate automation applications. Designed for large gates weighing up to 2,000 pounds and spanning up to 25 feet, this robust operator features a split-case design that allows easy access to internal components without removing the gate arm. Available as a primary unit (6550-380) or secondary unit (6550-384) for bi-parting installations, the 6550 combines strength, durability, and advanced safety features to provide a complete solution for demanding access control environments.

Heavy-Duty Performance

• Powerful 1 HP continuous-duty motor
• Handles gates up to 25 feet in length
• Supports gates up to 2,000 pounds in weight
• Opening time of approximately 12-14 seconds for 90° operation
• Pulley/belt drive with 60:1 worm gear reduction system in continuous oil bath

Innovative Design Features

• Two-piece split steel housing for easy maintenance access
• No need to remove gate arm for internal servicing
• Unique breakaway hub prevents gear box damage if gate is struck
• Electronic magnetic limits eliminate mechanical switches
• Two-piece articulating arm with mechanical slow-start/slow-stop function

Advanced Control Features

• Electronic magnetic limit switches
• Auto-close timer (1-23 seconds)
• Gate overlap feature for bi-parting gate operation
• Simple connection for secondary operator
• Built-in power and reset switches
• Gate Tracker™ reporting output for access control integration
• Three 115 VAC convenience outlets for accessory transformers

Available Models

• Primary Operator:
  • SKU: 6550-380
  • 1 HP continuous-duty motor
  • Input Power: 115 VAC, 60 Hz, 9.7A
  • Optional high voltage kit available for 208, 230, 460, or 575 VAC
  • Complete with built-in control board and safety features

• Secondary Operator:
  • SKU: 6550-384
  • 1 HP continuous-duty motor
  • Receives power and control from primary operator
  • Includes 50 feet of connection cable
  • Cannot be used as a stand-alone device

Specifications

Gate Capacity

• Maximum Gate Width: 25 feet (7.62 m)
• Maximum Gate Weight: 2,000 pounds (907 kg)
• Opening Time: 90° in approximately 12-14 seconds

Construction

• Frame: Steel with corrosion-resistant plating
• Housing: Split steel design
• Drive System: Pulley/belt driving a 60:1 worm gear reduction system in continuous oil bath
• Dimensions: 21.0"W x 35.5"H x 27.25"D (533.4mm W x 901.7mm H x 692.1mm D)
• Shipping Weight: 175-225 lbs (79.1-101.8 kg)

Electrical Features

• Adjustable electronic magnetic limits
• Auto-close timer (1-23 seconds)
• Gate overlap feature for bi-parting operation
• Simple connection for secondary operator
• Built-in On/Off switch
• Built-in alarm reset switch
• Selectable shadow/reverse loop function
• Magnetic lock power
• Ports for plug-in loop detectors (DKS detectors only)
• Three 115 VAC convenience outlets

Safety & Compliance

• Requires monitored Type B1 and/or Type B2 entrapment protection devices
• Operating Temperature: 10°F to 115°F (-12°C to 46°C)
• Thermostatically controlled heater kit available for colder environments
• Compliant with UL 325 and 991 standards
• ETL Listed
• Suitable for Class I, II, III, and IV applications

Installation Requirements

• Concrete mounting pad required
• Keyed access for manual gate operation during power outages
• High voltage kit required for input voltages other than 115 VAC (only one kit required for dual gate applications)
• Primary/secondary connection cable included with secondary operator

Note: Five-year limited warranty included. Secondary operators cannot be used as stand-alone devices and must be paired with a DoorKing 6550 primary operator. Compatible with required entrapment protection devices (sold separately).