Sargent 8239-ET Classroom Security Mortise Lock Escutcheon Trim with Double CylinderGrade 1 Commercial Mortise Lock Trim ComponentThe Sargent 8239-ET escutcheon trim is designed for use with the industry-leading 8200 Series mortise locks, providing classroom security intruder deadbolt function with heavy-duty double cylinder construction. This professional-grade trim component supports 1 3/4" door thickness with 2 3/4" backset depth and integrates with all SARGENT key systems including Degree, Signature, KESO, and XC. The trim meets ANSI/BHMA A156.13 Series 1000 Grade 1 operational standards for commercial applications.Professional Features & Benefits Heavy-Duty Durability: Compatible with mortise locks tested to 16 million cycles (UL Verification ID: V584148) for exceptional longevity in high-traffic applications. Door Compatibility: Standard 1 3/4" door thickness with 2 3/4" backset depth and field reversible handing for versatile installation options. Advanced Key System Integration: Compatible with all SARGENT key systems including Degree, Signature, KESO, and XC for comprehensive access control flexibility. Grade 1 Construction: ANSI/BHMA A156.13 Series 1000 operational grade certification ensures commercial-grade reliability and performance. Multi-Functional Design: Works with 56 different lock functions including electromechanical, security and monitoring options with on-site function switching capability. Fire Safety Compliance: Compatible with UL 10C Fire-Rated locks up to 3 hours with NFPA 80 compliance for critical fire door applications. Comprehensive Certifications: ADA compliant, ASTM E330 certified, and Florida Building Code approved for broad code compliance. Manufacturer Warranty: 10-year limited warranty with 2-year coverage on electrical components for added confidence and protection.Technical Specifications Refer to manufacturer documentation for complete technical specifications.Installation & OperationThis escutcheon trim component is designed for use with compatible Sargent 8200 Series mortise locks. Refer to the parent device installation instructions and manufacturer documentation for proper integration. Ensure compatibility with existing hardware before installation.Professional Applications Educational Facilities and Classroom Security Commercial Office Buildings Healthcare Institutions Government and Municipal Buildings Multi-Tenant Residential Properties Industrial and Warehouse Facilities Retail EstablishmentsWhy Choose Sargent Quality?Sargent 8200 Series mortise locks deliver professional-grade reliability with patented design and construction rated for 16 million cycles in independent UL testing. The 10-year limited warranty with 2-year electrical component coverage demonstrates the manufacturer's confidence in long-term performance. Engineered for demanding commercial applications where dependable security and durability are essential.