NABCO Surface-Mounted Operator

The GT400/8400 Surface-Mounted Operator is designed to work with new or existing door installations. The operator offers proven NABCO reliability and durability, and can handle busy pedestrian traffic. Its superior mechanical design provides smooth, long-lasting operation.

  • Proven design for proven reliability
  • Works with new or existing door frames
  • Mechanical operator used with basic electronic or microprocessor (standard) controler provides smooth, efficient operation
  • Adjustable closing speeds allow the door to close sooner for energy savings or slower for increased pedestrian protection
  • Mechanical operator used with microprocessor provides efficient, smooth operation
  • Works with butt-hung, offset pivot or center pivot door without requiring the special linkage making it easy to install
  • Optional length headers for improved appearance
  • Heavy-duty spring closer
  • Heavy-duty all steel motor and mechanical gear box outperforms the competition
  • Available with bottom load or convenient sideload header
  • Sideload header panel simply pivots up and locks into position, out of the way, enabling the operator to be quickly installed or removed for easy servicing while allowing the door to remain in a closed position, eliminating the loss of energy from within the building
  • Panic breakout available for center pivoted doors – allows inswinging doors to swing out in case of emergency
  • Recycle feature stops and reverses direction of swing path when an object is encountered for greater pedestrian protection
  • Seamless interface with a variety of activation devices and auxiliary equipment including fire alarm systems
  • Meets ANSI Standard 156.10 when used with mats, Acusensor 3, or OA Edge Sensor System
  • UL / ULC and CSFM approved
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