Heavy-Duty Garage Door Magnetic Contact Sensor

Wired Normally Closed (NC) Switch | Adjustable L-Bracket | Zinc Alloy Housing

Monitor the open or closed position of commercial overhead doors, rolling shutters, and gates with this Heavy-Duty Garage Door Magnetic Contact Sensor.

Designed for demanding commercial and industrial applications, this rugged sensor features a wired Normally Closed (NC) magnetic contact, durable zinc-alloy housing, and an adjustable L-bracket for flexible positioning and accurate alignment.

The sensor integrates with compatible alarm panels, access-control systems, building automation equipment, and other low-voltage monitoring circuits.

Key Features

• Heavy-duty magnetic door contact

• Normally Closed (NC) wired switch

• Rugged zinc-alloy / metal housing

• Adjustable L-shaped mounting bracket

• Designed for overhead and rolling door applications

• Suitable for commercial and industrial use

• Integrates with compatible:

  • Alarm systems

  • Access-control systems

  • Door monitoring systems

  • Automation systems

• Adjustable bracket simplifies magnet alignment

• Surface / bracket-mounted installation

• Ideal for replacement, retrofit, and new installations

Electrical Specifications

• Contact Type: Normally Closed (NC)

• Maximum Voltage: 100VDC

• Maximum Current: 0.5A

• Maximum Contact Rating: 10W

Kit Includes

• Magnetic contact switch

• Magnet

• Adjustable L-bracket

• Mounting screws

Common Applications

• Commercial Overhead Doors

• Rolling Steel Doors

• Roller Shutter Doors

• Sectional Garage Doors

• Loading Dock Doors

• Commercial Gates

• Warehouses

• Distribution Facilities

• Manufacturing Plants

• Alarm Systems

• Access-Control Systems

• Building Automation Systems

Product Specifications

Product Type: Heavy-Duty Magnetic Contact Sensor
Contact Configuration: Normally Closed (NC)
Housing Material: Zinc Alloy / Metal
Mounting: Surface / Adjustable Bracket
Bracket: Adjustable L-Bracket
Maximum Voltage: 100VDC
Maximum Current: 0.5A
Maximum Power: 10W
Application: Door Position Monitoring / Alarm & Automation Systems

Important: This device is intended as a low-power signaling contact. Verify the alarm panel, access-control system, operator interface, voltage, current, wiring configuration, and required contact logic before installation.