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

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

Professional Continuous Hinge Solution for High-Frequency Commercial Applications

The Hager 780-224HD concealed leaf continuous geared hinge delivers heavy-duty performance for high-frequency doors or heavy, medium-frequency doors up to 1-3/4" (44 mm) thick. Constructed from aluminum 6063-T6 material with available lengths of 79", 83", 85", 95", and 119", this hinge features a 3/32" (2 mm) inset design with 5/16" (8 mm) hinge side clearance. Fire rated up to 3-hour metal and 90-minute wood composite applications, conforming to ANSI A156.26 standards for reliable commercial performance.

Professional Features & Benefits

• Heavy-Duty Construction: Aluminum 6063-T6 material engineered for high-frequency doors and heavy, medium-frequency applications with superior durability.
• Door Compatibility: Designed specifically for 1-3/4" (44 mm) thick doors with concealed leaf design for clean aesthetics.
• Multiple Length Options: Available in 79", 83", 85", 95", and 119" lengths to accommodate various door heights and applications.
• Precise Clearance Specifications: 3/32" (2 mm) inset with 5/16" (8 mm) hinge side clearance for proper door operation and alignment.
• Fire Rating Compliance: Rated for up to 3-hour metal and 90-minute wood composite applications for code compliance in fire-rated assemblies.
• Frame Reinforcement Efficiency: No frame reinforcement required for doors up to 200 lbs, with 16-gauge channel recommended for heavier applications.
• Electric Modification Ready: Compatible with power transfer preparation (EPT 2 or EPT 10), exposed electric contacts (E), switches (E1S), through-wire (ETW), monitoring (EMN), and combined systems (ETM).
• Lifetime Warranty: All Roton products include lifetime warranty coverage for long-term reliability 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

• ANSI/BHMA: Conforms to ANSIA156.26 for A31011G
• Applications: Lead lined model for hospital x-ray room doors with double row of fasteners to straddle lead (specify "LL");
• Clearance: 5/16" (8 mm) hinge side.
• Commercial/Residential: Commercial
• Door Reinforcement: None required to 200 lbs. Heavier weight use 16-gauge channel.
• Duty Level: Heavy Duty
• 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", 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 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" inset positioning.
3. Prepare door and frame by drilling required holes for standard 1/4-20 x 1-1/4" sexbolt fasteners or optional drill-quick screws as specified.
4. Install all mounting hardware and secure the continuous hinge to door and frame per manufacturer torque specifications, ensuring proper frame leaf alignment.
5. Adjust operational components for proper alignment, smooth operation, and verify 5/16" hinge side clearance throughout the full range of motion.
6. Test hinge operation to verify proper function and door edge protection lip engagement. Refer to manufacturer documentation for complete installation details and electric modification procedures if applicable.

Professional Applications

• High-Frequency Commercial Office Buildings
• Educational Facilities with Heavy Traffic
• Healthcare Institutions and Hospital X-Ray Rooms
• Industrial and Warehouse Facilities
• Fire-Rated Door Assemblies
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Lead-Lined Hospital Applications

The 780-224HD is available in a lead-lined model (specify "LL") specifically designed for hospital x-ray room doors. This configuration features a double row of fasteners to properly straddle lead lining while maintaining the door edge protection lip and frame leaf alignment rib for precise positioning in critical healthcare environments.

Why Choose Hager Quality?

Hager 780-224HD continuous hinges deliver professional-grade reliability with aluminum 6063-T6 construction rated for heavy-duty applications and fire ratings up to 3-hour metal assemblies. All Roton products include lifetime warranty coverage with ANSI A156.26 compliance for demanding commercial applications. Engineered for high-frequency use where dependable performance and code 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)