NABCO Overhead Concealed Operator

The GT300/8300 Overhead Concealed System is a heavy-duty solution that can handle busy pedestrian traffic. Its proven mechanical design delivers smooth, long-lasting operation and a flush swing arm provides a clean appearance. The door is supported by heavy-duty pivots on the top and bottom of the doorframe instead of on the operator shaft, which allows for convenient servicing without removing the door.

  • Proven design for proven reliability
  • Arm is flush when door is closed for a sleek attractive appearance
  • Mechanical operator used with Basic Electronic or Microprocessor (standard) controller provides efficient, smooth operation
  • Adjustable closing speeds allow the door to close sooner for energy savings or slower for increased pedestrian protection
  • The door is supported by heavy-duty pivots on the top and bottom of the door frame instead of on the operator shaft, allowing for convenient servicing without having to remove the door
  • Optional length headers for improved appearance
  • Heavy-duty spring closer
  • Heavy-duty all steel motor and mechanical gear box outperforms the competition
  • Panic breakout available for center pivoted doors – allows inswinging doors to swing out in case of emergency
  • Recycle feature available stops and reverses directions of swing path when an object is encountered for greater pedestrian protection
  • Available with bottom load or convenient sideload header
  • Sideload header access 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
  • Works with new or existing door frames
  • 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

NABCO Overhead Concealed Operator

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