Description
The Sargent 28-10G54 LB 4 is a Grade 1 electrified cylindrical lock designed for retrofit applications and diverse door preparations. Built for institutional and commercial facilities requiring classroom security, fire-rated door compliance, and integration with existing key systems, it solves the need for durable, flexible access control that installs in under one minute.
This lock accommodates Sargent security systems (Degree, Signature, KESO, XC) plus Schlage and Medeco LFIC cylinders, making it compatible with most facility key infrastructure. UL-cUL listed for three-hour fire doors and windstorm applications. For expert guidance on compatibility, keying, or installation assistance, contact our authorized dealer team at sales@edlocks.com or 1-877-207-6067.
Specifications
- ANSI/BHMA Grade 1 certified
- 9.6 million cycle rating, exceeding standard requirements by 9x
- Torque resistance exceeds standard by 1.5x
- UL-cUL listed for three-hour fire doors and windstorm applications
- Compatible with Sargent Degree, Signature, KESO, XC systems
- Accepts Schlage and Medeco LFIC cylinders
- Pre-assembled components for quick installation
