Hager 780-235HD Heavy Duty Concealed Leaf Continuous Geared Hinge with Wide Throw

Hager 780-235HD Heavy Duty Concealed Leaf Continuous Geared Hinge with Wide Throw

Professional Heavy-Duty Continuous Hinge Solution

The Hager 780-235HD concealed leaf continuous geared hinge delivers heavy-duty performance for high frequency doors or heavy, medium frequency applications. Engineered for doors 2" (51 mm) thick or greater, this wide throw design provides extra clearance with 5/16" (8 mm) hinge side clearance plus additional 1/32" standard lockside clearance. Constructed from aluminum 6063-T6 material with frame and door leaf alignment ribs for proper positioning, this hinge requires no door reinforcement up to 200 lbs.

Professional Features & Benefits

• Heavy-Duty Construction: Aluminum 6063-T6 material engineered for high frequency doors and heavy, medium frequency applications with exceptional durability.
• Wide Throw Design: Provides 5/16" (8 mm) hinge side clearance plus additional 1/32" standard lockside clearance for applications requiring extra door or frame clearance.
• Door Compatibility: Designed for doors 2" (51 mm) thick or greater with square edged doors on hinge side for versatile installation options.
• Alignment Features: Frame and door leaf alignment ribs ensure proper hinge and door location for precise installation and smooth operation.
• Minimal Reinforcement Requirements: No door reinforcement required up to 200 lbs, with heavier applications requiring only 16-gauge channel reinforcement.
• Fire Rating Compliance: Up to 3-hour metal and 90 minute wood composite (with studs) fire rating for code compliance applications.
• Multiple Length Options: Available in 79", 83", 85", 95", and 119" lengths to accommodate various door sizes and applications.
• Lifetime Warranty: All Roton products include lifetime warranty coverage for long-term confidence and protection.
• Heavy duty for high frequency doors or heavy, medium frequency doors. All for doors 2” (51 mm) thick or greater.

Technical Specifications

• ANSI/BHMA: UL
• Applications: Wide Throw for applications that require extra clearance for door or frame;
• Clearance: 5/16” (8 mm) hinge side plus allow an additional 1/32” to the standard lockside clearance
• Commercial/Residential: Commercial
• Door Reinforcement: None required to 200 lbs. Heavier weight use 16-gauge channel.
• Duty Level: Heavy Duty
• Fasteners: Standard: Dril-Kwik® – #12-24 X11/16" Flat Head Screws
• Features: Heavy duty for high frequency doors or heavy, medium frequency doors. All for doors 2” (51 mm) thick or greater.
• Finishes: CLR, DBZ, BLK;
• Fire Rating: Up to 3-hour metal and 90 minute wood composite (with studs);
• Length: 7 9", 83", 85", 95", 119"
• 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 2" (51 mm) minimum, square edge hinge side preparation, and frame compatibility.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces, ensuring proper alignment with frame and door leaf alignment ribs.
3. Prepare door and frame by drilling required holes for standard #12-24 X 11/16" Flat Head Dril-Kwik screws or optional fasteners as specified.
4. Install hinge with proper clearance allowances including 5/16" (8 mm) hinge side plus additional 1/32" lockside clearance for wide throw operation.
5. For doors over 200 lbs, install 16-gauge channel reinforcement as specified in manufacturer instructions before final mounting.
6. Test hinge operation to verify smooth function throughout full range of motion and proper door alignment. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

• High-Traffic Commercial Office Buildings
• Educational Facility Heavy-Use Doors
• Healthcare Institution Patient Room Doors
• Industrial Facility Access Points
• Multi-Tenant Residential Common Areas
• Government Building Security Doors
• Fire-Rated Door Applications

Why Choose Hager Quality?

Hager 780-235HD continuous hinges deliver professional-grade reliability with aluminum 6063-T6 construction designed for demanding commercial applications. All Roton products include lifetime warranty coverage with ANSI/BHMA compliance for code-required installations. Engineered for heavy-duty performance where dependable operation and long-term durability 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)