FR-ML450M Monitored Fire Rated Electric Release Lock

The FR-ML450M Monitored Fire Rated Electric Release Lock is a high-performance electric locking solution designed for use with fire-rated doors, access control systems, emergency door systems, and secure access applications. Suitable for commercial, industrial, educational, healthcare, residential, and public sector environments, it provides reliable fail-secure locking for compatible fire-rated door applications.

Manufactured from durable stainless steel and featuring a compact narrow-profile design, the FR-ML450M offers a holding force of up to 1500lbs and can operate under side loads of up to 500lbs. Its lock status monitoring output allows integration with compatible access control and door monitoring systems, providing enhanced security and status feedback

The FR-ML450M has been fire tested to BS EN 1634-1 and is suitable for installation on FD30 and FD60 fire doors, making it ideal for applications requiring secure locking on compatible fire-rated doors.

Available Models

• FR-ML450M – Monitored Fire Rated Electric Release Lock

Key Features

• Fire rated electric release lock
• Monitored lock status output
• Operating voltage 12VDC to 24VDC
• Fail-safe operation (power to lock)
• Holding force up to 1500lbs
• Side load operation up to 500lbs
• Stainless steel construction
• Narrow-profile design
• Fire tested to BS EN 1634-1
• Suitable for compatible FD30 and FD60 fire doors
• Suitable for access control applications
• Reliable locking performance

Typical Applications

• Fire-rated doors
• Access control systems
• Emergency door systems
• Commercial buildings
• Office buildings
• Schools and universities
• Healthcare facilities
• Public buildings
• Staff access doors
• Internal security doors

Compatibility and Accessories

The FR-ML450M is designed to integrate with a wide range of door security and access control equipment.

This electric release is commonly used with access control systems, door entry intercoms, keypads, proximity readers, press to exit buttons, timers, relays and power supplies.

When building a complete system, please check the release type, fail-safe or fail-secure operation, voltage, door type, lock case compatibility and installation requirements before ordering.

• Access Control Systems
• Door Entry Systems
• Intercom Systems
• Proximity Card Readers
• Keypad Entry Systems
• Press to Exit Buttons
• Emergency Door Release Units
• Power Supplies
• Relays and Timers
• Building Management

Technical Specification

• Product Type: Fire Rated Electric Release Lock
• Operating Voltage: 12VDC to 24VDC
• Operation: Fail-Safe (Power to Lock)
• Holding Force: Up to 1500lbs
• Side Load Capacity: Up to 500lbs
• Monitoring: Monitored
• Housing Material: Stainless steel
• Fire Testing: BS EN 1634-1
• Suitable Door Types: Compatible FD30 and FD60 fire doors

FR-ML450M Product Information

The FR-ML450M Monitored Fire Rated Electric Release Lock provides a secure and reliable locking solution for compatible fire-rated door applications. Featuring lock status monitoring output, fail-safe operation, a holding force of up to 1500lbs, and BS EN 1634-1 fire testing, it is ideal for installations requiring secure access control and fire door compliance.

Frequently Asked Questions

What is the FR-ML450M used for?

The FR-ML450M is a fire-rated electric release lock used to secure doors within access control, emergency door, and fire door installations.

Is the FR-ML450M monitored?

Yes. The FR-ML450M includes a lock status monitoring output, allowing integration with compatible access control and door monitoring systems.

What is the holding force of the lock?

The FR-ML450M provides a holding force of up to 1500lbs.

What does fail-safe mean?

Fail-safe means the lock remains unlocked when power is removed and locks only when power is applied.

Has the lock been fire tested?

Yes. The FR-ML450M has been fire tested to BS EN 1634-1 and is suitable for installation on compatible FD30 and FD60 fire doors, subject to the relevant certification and installation requirements.

Can the lock operate under side load?

Yes. The lock is designed to operate under side loads of up to 500lbs.

What operating voltage does the lock require?

The FR-ML450M operates from either a 12VDC or 24VDC power supply.

Can the lock be used with access control systems?

Yes. The FR-ML450M is designed for integration with with access control systems, door entry systems, fire alarm interfaces, and emergency door systems.