Norton Rixson 1/2" Armature Extension for 900 Series Electromagnetic Door Release with Aluminum Finish

Norton Rixson 1/2" Armature Extension for 900 Series Electromagnetic Door Release with Aluminum Finish

OEM Replacement Parts Kit for Electromagnetic Door Holders

The Norton Rixson 900-50-689 armature extension restores smooth, reliable hold-open performance to corridor doors equipped with 900 Series electromagnetic door holders. This OEM replacement assembly features a 1/2" extension design with swivel/adjustable armature that self-aligns to the magnet for strong, quiet contact. Engineered with durable construction and architectural finish 689 (Aluminum Painted), this kit delivers the consistency building managers expect for high-traffic commercial environments.

Professional Features & Benefits

• Direct OEM Compatibility: Engineered specifically for Norton Rixson 900 Series electromagnetic door holders for guaranteed fit and performance.
• Reliable Hold & Release Operation: Keeps doors firmly held during normal operation and instantly releases when power is removed or fire alarm activates.
• Self-Aligning Design: Swivel/adjustable armature design helps self-align to the magnet for strong, quiet contact and optimal performance.
• Complete Hardware Kit: Includes mounting hardware for standard commercial door materials including wood, hollow metal, and aluminum applications.
• High-Traffic Durability: Durable, low-maintenance construction designed specifically for demanding commercial and institutional environments.
• Professional Finish: Architectural finish 689 (Aluminum Painted) provides a clean, professional appearance that complements commercial door hardware.
• Code-Compliant Application: Code-friendly usage when paired with listed 900 Series holders for smoke/fire barrier applications in commercial facilities.
• Fast Retrofit Installation: Fits existing 900 Series preparation with minimal downtime for efficient maintenance operations.

Technical Specifications

• Application: Industrial Doors
• Commercial/Residential: Commercial
• Department: Door Hardware
• Door Hand Direction: Non-Handed
• Electronic: Yes
• Product Category: Door Controls
• Product Finish: Aluminum
• Product Group: Door Controls
• Product Subgroup: Electromagnetic Door Holder / Releases
• Product Type: Electromagnetic Door Holder / Releases
• Subcategory: Electromechanical Closers & Holders

Installation & Operation

1. Verify electrical requirements match available power supply and confirm compatibility with existing 900 Series electromagnetic door holder system.
2. Disconnect power supply before beginning installation. Follow all applicable electrical codes and safety procedures.
3. Mount the armature assembly on the door leaf using provided fasteners appropriate for door material (wood, hollow metal, or aluminum).
4. Route and connect wiring according to manufacturer wiring diagrams, ensuring proper connection to the existing 900 Series holder system.
5. Configure operational settings and verify proper alignment between armature and magnet for optimal hold strength.
6. Restore power and test all functions including normal hold-open operation, release on power loss, and integration with fire alarm systems.
7. Complete final inspection and document settings. Refer to manufacturer documentation for complete wiring diagrams, programming instructions, and troubleshooting.

Professional Applications

• Healthcare Institution Corridor Doors
• Educational Facility Fire Barrier Systems
• Commercial Office Building Access Control
• Hospitality Facility Door Management
• Industrial Facility Safety Systems
• Multi-Tenant Residential Fire Safety
• Government Building Emergency Systems

Why Choose Norton Rixson Quality?

Norton Rixson electromagnetic door holder components deliver professional-grade reliability with durable, low-maintenance construction designed for high-traffic commercial environments. This OEM replacement kit ensures consistent performance backed by the manufacturer's limited warranty. Engineered for demanding commercial applications where dependable hold-open and emergency release performance is essential for life safety compliance.