Hager 780-224 Concealed Leaf Continuous Geared Hinge for 1-3/4" Doors

Hager 780-224 Concealed Leaf Continuous Geared Hinge for 1-3/4" Doors

Professional Continuous Hinge Solution for Commercial Applications

The Hager 780-224 concealed leaf continuous geared hinge provides reliable performance for 1-3/4" (44 mm) thick doors in commercial applications. Constructed from aluminum 6063-T6 material with available lengths of 79", 83", and 95", this hinge features a 3/32" (2 mm) inset design with door edge protection lip and frame leaf alignment rib. Rated for up to 3-hour fire rating on metal doors and 90-minute rating on wood composite doors with studs, meeting ANSI/BHMA A156.26 C standards.

Professional Features & Benefits

• Door Compatibility: Designed for 1-3/4" (44 mm) thick doors with 3/32" (2 mm) inset for proper alignment and installation.
• Multiple Length Options: Available in 79", 83", and 95" lengths to accommodate various door heights and applications.
• Heavy-Duty Construction: Aluminum 6063-T6 material provides exceptional durability for medium to high frequency door applications.
• Fire Rating Compliance: Up to 3-hour fire rating for metal doors and 90-minute rating for wood composite doors with studs for code compliance.
• Concealed Leaf Design: Door edge protection lip and frame leaf alignment rib ensure proper hinge and door location with professional appearance.
• Flexible Installation: Standard 1/4-20 x 1-1/4" sexbolt fasteners with optional 1/2 Dril-Kwik screws or wood screws for various mounting requirements.
• Electric Modifications Available: Power transfer preparation, exposed electric contacts, through-wire capabilities, and monitoring options for access control integration.
• Lifetime Warranty: All Roton products have a lifetime warranty with one-year coverage on electric portions for added confidence and protection.
• Standard duty for medium frequency doors. Heavy duty for high frequency doors or heavy, medium frequency doors. All for doors 1-3/4” (44 mm) thick.

Technical Specifications

• Applications: Lead lined model for hospital x-ray room doors with double row of fasteners to straddle lead (specify "LL").
• Clearance: 1/16" (8 mm) hinge side.
• Commercial/Residential: Commercial
• Door Reinforcement: None required to 200 lbs. Heavier weight use 16-gauge channel.
• Electric Modifications: Power Transfer Preparation (EPT 2) or (EPT 10)
• Fasteners: Standard: 1/4-20 x 1-1/4" Sexbolt (fastener + Post).
• Features: Standard duty for medium frequency doors. Heavy duty for high frequency doors or heavy, medium frequency doors. All for doors 1-3/4” (44 mm) thick.
• Finishes: CLR, DBZ, BLK
• Fire Rating: Up to 3-hour metal and 90 minute wood composite (with studs).
• Length: 7 9", 83", 95"
• Material: Aluminum 6063-T6
• Notes: EPD: Roton Continuous Hinges Environmental Product Declaration
• Options: Hospital Tip
• Subcategory: Continuous Geared Hinges
• Warranty: Wll Roton products have a lifetime warranty. When ordering electric Roton, the electric portion of the hinge has a one-year warranty.

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness of 1-3/4" (44 mm) and frame compatibility for concealed leaf installation.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces, ensuring proper 3/32" (2 mm) inset alignment.
3. Prepare door and frame by drilling required holes for standard 1/4-20 x 1-1/4" sexbolt fasteners or optional Dril-Kwik screws as specified in manufacturer instructions.
4. Install the continuous hinge ensuring the door edge protection lip and frame leaf alignment rib are properly positioned for correct door location.
5. Secure all fasteners per manufacturer torque specifications and verify proper clearance of 1/16" (8 mm) on hinge side plus standard lockside clearance.
6. Test hinge operation throughout the full range of door movement and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and electric modification procedures if applicable.

Professional Applications

• Commercial Office Buildings
• Healthcare Facilities and Hospital X-Ray Rooms
• Educational Institutions
• Fire-Rated Door Assemblies
• High-Frequency Traffic Areas
• Heavy Door Applications
• Access Control Integration Projects

Why Choose Hager Quality?

Hager 780-224 continuous hinges deliver professional-grade reliability with aluminum 6063-T6 construction meeting ANSI/BHMA A156.26 C standards for demanding commercial applications. All Roton products include a lifetime warranty with specialized electric component coverage for added confidence. Engineered for medium to high frequency door applications where dependable performance and fire rating compliance 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)
• Continuous Hinges Catalog (PDF)
• Installation Instructions (PDF)
• Electrical Modifications (PDF)