Sargent 8271 Electromechanical Fail-Secure Mortise Lock with EcoFlex Technology and Rose Trim

Sargent 8271 Electromechanical Mortise Lock with EcoFlex Technology 12-24VDC Fail-Secure

Grade 1 Heavy-Duty Mortise Lock with Advanced Power Management

The Sargent 8271 electromechanical fail-secure mortise lock delivers maximum security and performance with industry-leading durability. Operating from 12 to 24VDC with revolutionary EcoFlex technology that reduces power consumption up to 96%, this Grade 1 mortise lock features a 2 3/4" backset, 1 3/4" door thickness compatibility, and field-reversible handing. UL tested to 16 million cycles with comprehensive fire ratings up to 3 hours, this lock integrates with all SARGENT key systems including Degree, Signature, KESO, and XC.

Professional Features & Benefits

• Door Compatibility: 2 3/4" backset with 1 3/4" door thickness compatibility for standard commercial door applications.
• Exceptional Durability: UL tested to 16 million cycles (Verification ID: V584148) far exceeding industry standards for long-term reliability.
• Advanced Power Management: EcoFlex technology reduces power consumption up to 96% while operating from 12 to 24VDC for flexible system integration.
• Fail-Secure Operation: Electromechanical function provides secure locking during power loss for enhanced security applications.
• Heavy-Duty Construction: Grade 1 mortise lock body with robust components engineered for demanding commercial environments.
• Universal Key System Compatibility: Integrates with all SARGENT key systems including Degree, Signature, KESO, and XC for flexible access control.
• Comprehensive Fire Rating: UL 10C fire-rated up to 3 hours with NFPA 80 compliance for life safety applications.
• 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 & Operation

1. Verify electrical requirements match available power supply. Confirm 12 to 24VDC voltage and current capacity before proceeding.
2. Disconnect power supply before beginning installation. Follow all applicable electrical codes and safety procedures.
3. Mount the unit in the specified location ensuring adequate clearance for wiring access, ventilation, and future service requirements.
4. Route and connect wiring according to manufacturer wiring diagrams. Use appropriate wire gauge and connectors for the application.
5. Configure operational settings including fail-secure operation per application requirements.
6. Restore power and test all functions including normal operation, electromechanical function, and integration with connected systems.
7. Complete final inspection and document settings. Refer to manufacturer documentation for complete wiring diagrams, programming instructions, and troubleshooting.

Professional Applications

• Commercial Building Security Systems
• Healthcare Facility Access Control
• Educational Institution Safety Systems
• Government and Municipal Buildings
• Industrial Facility Monitoring
• Multi-Tenant Residential Properties
• Emergency Exit Compliance

Why Choose Sargent Quality?

Sargent mortise lock products deliver professional-grade reliability with heavy-duty construction tested to 16 million cycles and comprehensive certifications including UL 10C fire rating up to 3 hours. The 10-year limited warranty with 2-year electrical component coverage provides exceptional protection. Engineered for demanding commercial applications where dependable performance and advanced power management are essential.

Product Documentation & Resources

• [Catalog] SARGENT Full Line Catalog