Sargent 8255 Grade 1 Heavy Duty Mortise Lock with EcoFlex TechnologyIndustry Benchmark Mortise Lock with Maximum Security and PerformanceThe Sargent 8255 represents the industry benchmark for mortise locks, delivering maximum security, performance, and durability through high-quality components and patented design. This Grade 1 heavy duty mortise lock features a 2 3/4" backset, 3/4" latchbolt throw, and field reversible handing for 1 3/4" door thickness applications. The electromechanical version operates from 12 to 24VDC with revolutionary EcoFlex technology that reduces power consumption up to 96%, while UL testing verification shows exceptional durability at 16 million cycles.Professional Features & Benefits Door Specifications: Designed for 1 3/4" door thickness with standard 2 3/4" backset and 3/4" latchbolt throw for reliable latching performance. Ultra-High Cycle Rating: UL Cycle Above and Beyond test completed at 16 million cycles (Verification ID: V584148) for exceptional long-term reliability in high-traffic commercial applications. Flexible Power Options: 12 to 24VDC operation with revolutionary EcoFlex technology that reduces power consumption up to 96% while maintaining full operational capability. Heavy-Duty Construction: Patented design and construction with robust components engineered to far exceed independently verified testing standards. Universal Key System Integration: Integrates seamlessly with all SARGENT key systems including Degree, Signature, KESO, and XC for comprehensive access control flexibility. Multi-Functional Design: Available in 56 different functions including electromechanical, security and monitoring options with on-site function switching capability. Comprehensive Fire Rating: UL 10C Fire-Rated up to 3 hours with positive pressure certification for critical fire safety applications. Manufacturer Warranty: 10-year limited warranty on mechanical components with 2-year coverage on electrical components for added confidence and protection.Technical Specifications Refer to manufacturer documentation for complete technical specifications.Installation & Operation Verify electrical requirements match available power supply. Confirm voltage (12 to 24VDC) and current capacity before proceeding. Disconnect power supply before beginning installation. Follow all applicable electrical codes and safety procedures. Mount the unit in the specified location ensuring adequate clearance for wiring access, ventilation, and future service requirements. Route and connect wiring according to manufacturer wiring diagrams. Use appropriate wire gauge and connectors for the application. Configure operational settings including any configurable options per application requirements. Restore power and test all functions including normal operation, alarm/alert functions, and integration with connected systems. Complete final inspection and document settings. Refer to manufacturer documentation for complete wiring diagrams, programming instructions, and troubleshooting.Professional Applications Commercial Office Buildings Educational Facilities Healthcare Institutions Retail Establishments Industrial and Warehouse Facilities Multi-Tenant Residential Properties Government and Municipal BuildingsEcoFlex Energy TechnologyRevolutionary power management creates up to 89% energy savings on electromechanical functions while maintaining full operational capability. This advanced technology reduces power consumption up to 96% compared to traditional electromechanical mortise locks, making it ideal for sustainable building applications and reducing operational costs.Why Choose Sargent Quality?Sargent 8255 mortise locks deliver professional-grade reliability with patented design and construction rated for 16 million cycles through rigorous UL testing verification. The comprehensive 10-year limited warranty on mechanical components and 2-year electrical coverage demonstrates the manufacturer's confidence in long-term performance. Engineered for demanding commercial applications where dependable performance and energy efficiency are essential, with Grade 1 ANSI/BHMA certification and extensive fire safety approvals.