Hager BB1279-ETW Electric Through-Wire Full Mortise Ball Bearing Hinge with 5 Knuckles

Hager BB1279-ETW Electric Through-Wire Full Mortise Ball Bearing Hinge with 5 Knuckles

Professional Electric Through-Wire Hinge Solution

The Hager BB1279-ETW Electric Through-Wire Full Mortise Ball Bearing Hinge delivers professional-grade performance for medium weight doors requiring medium frequency service. This 5-knuckle hinge features dual ball bearings and electric through-wire capability for access control integration. Manufactured from steel with steel pin construction and complies with NFPA80 requirements for fire rated door assemblies. ANSI A8112 certified for commercial applications.

Professional Features & Benefits

• Electric Through-Wire Design: ETW configuration enables seamless integration with access control systems and electronic monitoring applications.
• Dual Ball Bearing Construction: Two ball bearings provide smooth, quiet operation and extended service life for medium duty commercial applications.
• Fire Rating Compliance: Meets NFPA80 requirements for use on fire rated door assemblies ensuring code compliance and safety.
• 5-Knuckle Configuration: Five knuckle design provides enhanced strength and stability for medium weight doors.
• Non-Rising Removable Pin: Features button tip and plug design for easy maintenance and service access when required.
• Steel Construction: Steel leaves with steel pin provide exceptional durability and strength for demanding commercial environments.
• ANSI Certified Performance: ANSI A8112 certification ensures compliance with industry standards for commercial door hardware.
• Versatile Installation Options: Available with reversible hole pattern for flexible installation requirements.
• Two ball bearings. Non-rising removable pin with button tip and plug;

Technical Specifications

• ANSI/BHMA: ANSIA8112
• Applications: For use on medium weight doors or doors requiring medium frequency service.
• Bearing Type: Ball Bearing
• Certifications: ANSI A8112;
• Commercial/Residential: Commercial
• Duty Level: Medium Duty
• Electric Modifications: EMN (Electric Monitor Only), ETW (Electric Through-Wire Only), ETM (Electric Through-Wire with Monitoring), Quick Connect
• Electronic: Yes
• Features: Two ball bearings. Non-rising removable pin with button tip and plug.
• Finishes: USP, US3, US4, US10, US10A, US10B, US26D;
• Fire Rating: Complies with NFPA80 requirements for use on fire rated door assemblies;
• Knuckles: Features: Two ball bearings. Non-rising removable pin with button tip and plug ;
• Material: Steel with Steel Pin ;
• Notes: Available with reversible hole pattern..
• Options: 3-1/2" x 3-1/2" (89 mm x 89 mm) available with reversible hole pattern.
• Series: BB1279
• Subcategory: Full Mortise Hinges

Installation & Operation

1. Verify electrical requirements match available power supply and confirm compatibility with access control or monitoring systems before proceeding.
2. Disconnect power supply before beginning installation. Follow all applicable electrical codes and safety procedures.
3. Mount the hinge leaves in mortised door and frame locations ensuring proper alignment and clearance for through-wire routing.
4. Route and connect wiring through the hinge barrel according to manufacturer wiring diagrams. Use appropriate wire gauge and connectors for the application.
5. Configure operational settings including any monitoring functions per application requirements.
6. Restore power and test all functions including normal operation, electrical continuity, and integration with connected access control systems.
7. Complete final inspection and document settings. Refer to manufacturer documentation for complete wiring diagrams, programming instructions, and troubleshooting.

Professional Applications

• Commercial Building Access Control Systems
• Healthcare Facility Security Integration
• Educational Institution Door Monitoring
• Government and Municipal Building Security
• Industrial Facility Access Points
• Fire Rated Door Assembly Compliance
• Medium Traffic Commercial Entrances

Why Choose Hager Quality?

Hager BB1279-ETW hinges deliver professional-grade reliability with steel construction and dual ball bearing design rated for medium duty commercial service. ANSI A8112 certification and NFPA80 fire rating compliance ensure code adherence and dependable performance. Engineered for demanding commercial applications where electric through-wire capability and reliable door operation are essential.

Support Resources

• Commercial Hinges Catalog 2024 (PDF)
• Standard Hinge Locations Guide (PDF)
• Commercial Hinges Cross Reference (PDF)
• Concealed Electric Hinge Modification (PDF)
• Electric Hinge Installation Instructions (PDF)
• Size Options (PDF)