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      XGT/GT 135 Series - Grade 1 - Classroom Intruder

      Cylindrical Locks | 135

      Product Description

      Introducing the XGT/GT135 LED Series, engineered for superior performance and unbeatable value. This innovative line features the patented School Security Classroom Intruder Function, ensuring optimal safety for both staff and students during emergency lockdowns.

      Enhance your security with the XGT/GT135 LED Series, specifically designed to meet the demands of educational environments. Our XGT/GT Security Cylindrical Lock offers state-of-the-art functionality combined with a user-friendly design. This classroom lock is part of our Intruder Series, strategically crafted to provide unparalleled security measures.

      Experience peace of mind knowing that the XGT/GT135 LED Series is equipped with cutting-edge features tailored for school safety protocols. Whether you’re upgrading existing security systems or outfitting a new facility, our locks guarantee optimal protection without compromising ease of use.

      Discover the future of security with the XGT/GT135 LED Series. Elevate your classroom security with our XGT/GT Security Cylindrical Lock, a vital component of our Intruder Series engineered to exceed industry standards. Choose safety. Choose innovation. Connect with a sales representative to explore the XGT/GT135 LED Series for your educational security needs.

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      Features & Benefits

      Enhance classroom security with the XGT/GT Security Cylindrical Lock.

      • Featuring a red LED outside lever status indicator
      • When pushing the button located on the rose of the inside lock, the red LED lights up to signal that the outside lever is securely locked
      • Enjoy peace of mind with a battery life of up to 10 years, ensuring long-lasting reliability without frequent replacements
      • This innovative design includes patented technology (US Patent #9,187,928), offering unmatched security and efficiency for educational settings

      Upgrade your classroom's safety measures with the Intruder Series Cylindrical Lock, equipped with advanced features to safeguard your school environment.


      Achieve superior security and compliance with the XGT/GT Security Cylindrical Lock, ideal for classroom and intruder series applications.

      • This lock is UL 10C listed for up to 3 hours, suitable for single doors measuring up to 4’ x 8’
      • Add an optional 3/4” (19mm) throw deadlocking fire latch (FRL) for pairs of doors
      • Meets ANSI/BHMA A156.2 Grade 1 standards
      • It’s California Education Code Compliant for GT135, GT135LED, and GT145 functions
      • Holds Federal Specification FF-H-10C (now superseded by A156.2)
      • Approved for Florida's High Velocity Hurricane Zone (HVHZ) under PDQ Product Approval FL 21376.
      • Has a design load rating of ±70.0 PSF for a single door (3’ x 7’)
      • Complies with ADA and ICC/ANSI 117.1 for accessible and usable buildings

      Ensure safety and quality with the Intruder Series Cylindrical Lock.


      • Twenty-five (25) year Limited 

      Country of Origin

      Crafted in the USA with a blend of domestic and international materials, our Intruder Series Cylindrical Lock meets Buy American Act standards as a Commercial Off-The-Shelf (COTS) product manufactured in America. Rest assured of quality, compliance, and local support with our domestically assembled lock.

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