Exit button SB3H, NO/NC/COM

SB3H Exit Button is a durable and reliable push-to-exit device designed for seamless integration with access control and door release systems. Built for indoor use, it provides a simple and efficient way to trigger door unlocking or send an exit signal. Featuring NO, NC, and COM contact outputs, the SB3H ensures flexible compatibility with a wide range of access control panels, electromagnetic locks, and alarm systems. Its compact design and robust construction make it ideal for offices, commercial buildings, schools, and secure facilities.

Product Features

NO/NC/COM Contact Output

Supports Normally Open (NO), Normally Closed (NC), and Common (COM) terminals, allowing flexible wiring for different access control configurations.

Reliable Mechanical Push Operation

Designed with a durable mechanical switch that provides consistent and immediate response when pressed, ensuring dependable door release functionality.

Wide System Compatibility

Works with access control systems, electric locks, door controllers, and alarm systems, commonly used to send a request-to-exit (REX) signal.

Compact Wall-Mounted Design

Standard size allows easy installation on walls, door frames, or electrical back boxes, making it suitable for most indoor environments.

Durable Construction

Made from high-quality ABS or metal materials depending on variant, ensuring long-term durability and resistance to daily wear.

Low Voltage Operation

Designed for low-voltage systems, typically operating within 12V to 24V DC ranges used in access control setups.

Safe and Efficient Exit Control

Provides a quick and reliable way to unlock doors during normal operation or emergencies, improving safety and accessibility.

Product Specifications

• Model: SB3H
• Type: Push exit button
• Contact output: NO / NC / COM
• Operation: Mechanical push button
• Rated voltage: 12–24V DC
• Rated current: Up to 3A
• Material: ABS plastic or metal (varies by model)
• Mounting: Wall mount (flush or surface)
• Dimensions: Standard single-gang size (approx. 86 x 86 mm)
• Application: Access control systems, door release, alarm systems
• Usage: Indoor installation
• Working temperature: Approx. -10°C to +55°C
• Compatibility: Electromagnetic locks, electric strikes, access controllers