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S4A-50 Floor Mounted Electromagnetic Door Holder 50KG

50KG Holding Force: Provides a robust holding force of 50kg (100lbs) to keep fire doors securely open during normal operation.
Fail-Safe Release Mechanism: Automatically releases the fire door upon power failure or fire alarm signal activation.
Manual Release Button: Integrated manual override button for instant door release and testing.
Low Power Consumption: Energy-efficient 24V DC operation drawing only 85mA current.
Certified Fire Safety: CE and RoHS construction marked, built for single and double fire/smoke door assemblies.

Brand:
S4A
Item NO.:
S4A-50

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Specifications
Package

S4A-50 Floor Mounted Electromagnetic Door Holder 50KG

The S4A-50 is a heavy-duty fail-safe electromagnetic door holder designed for single and double fire smoke doors. Operating on 24V DC with a strong holding force of 50KG (100lbs), it features a manual door release button, durable painted and zinc-plated finish, and full CE & RoHS certifications for fire safety access control systems.

Parameter	Specification
Model Number	S4A-50
Product Name	Electromagnetic Door Holder
Operating Mode	Fail-Safe (Power to hold, power-off to release)
Holding Force	50 KG / 100 lbs
Standard Function	Manual Door Release Button
Lock Status Sensor	No
Rated Working Voltage	24V DC
Current Consumption	24V / 85mA
Surface Finish	Paint and Zinc Plated
Operating Temperature	-10°C to +55°C
Suitable For	Single and Double Fire/Smoke Doors
Magnet Dimensions (LWD)	104 × 70 × 113 H (mm)
Armature Plate Dimensions (LWD)	65 × 65 × 43 H (mm)
Weight	1.36 kg
Certifications	CE Building Mark, RoHS Building Mark

Related Tags : S4A-50 Electromagnetic Door Holder 50KG Fire Door Magnetic Holder Fail Safe Fire Door Holder 24V DC Magnetic Door Stopper

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Subject : S4A-50 Floor Mounted Electromagnetic Door Holder 50KG

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