GEM GD830S 12V Fire Door Retainer Magnet with Manual Release – Surface Mount

DescriptionThe GEM GD830S 12V Fire Door Retainer Magnet is a surface-mounted electromagnetic door holder designed for integration with fire alarm systems. It is engineered to hold fire doors open under normal conditions and release them automatically in an emergency, ensuring fire containment and safe building evacuation.Built with a durable black powder-coated cast alloy body, this model provides a strong 80lbs (36kg) holding force and includes a spring-loaded armature plate for swift release. The manual override push button allows for local door release, offering flexibility and control in high-traffic areas.This unit is widely used in care homes, hospitals, schools, and commercial buildings where controlled fire door retention is essential. It pairs effectively with fire alarm outputs and door closers for a complete safety solution.Key Features:Operating Voltage: 12V DCHolding Force: Up to 80lbs (36kg)Manual Release: Built-in push buttonSpring Ejector: Ensures fast, automatic release when deactivatedConstruction: Black powder-coated cast alloy bodyMounting Style: Surface mountedIncludes: Armature plate (GD830ARM)Dimensions: 65mm (W) x 34mm (D) x 90mm (H)Suitable For:Offices, schools, healthcare facilities, and other public or commercial buildings requiring reliable fire door control with alarm integration.