No Touch Touchless Infrared Door Exit Push Release Button Switch (SB20B-NT)

The SB20B-NT No-Touch Infrared Exit Button is a modern, hygienic access control solution designed for contactless door release in high-traffic and sensitive environments. Using advanced infrared sensor technology, it allows users to unlock doors with a simple hand wave, eliminating the need for physical contact. Built with a durable tempered glass panel and supporting NO/NC/COM outputs, this exit button integrates seamlessly with electromagnetic locks, access control systems, and automatic doors. Its sleek design and reliable performance make it ideal for offices, hospitals, banks, and commercial facilities.

Product Features

Touchless Infrared Sensor Activation

Equipped with infrared induction technology that detects hand movement within close range, enabling completely contact-free operation for improved hygiene.

NO/NC/COM Output Compatibility

Supports Normally Open, Normally Closed, and Common relay outputs, ensuring flexible integration with a wide range of access control systems.

Tempered Glass Panel Design

Features a durable tempered glass or acrylic surface that provides a modern appearance while ensuring long-term durability.

LED Status Indicator

Includes LED lighting that changes color to indicate standby and activation status, improving usability and visibility in low-light environments.

Fast Response and High Sensitivity

Quick detection and response ensure immediate door release when a hand is placed within the sensing range.

Hygienic and Contactless Operation

Ideal for environments requiring minimal contact such as hospitals, offices, and public buildings, reducing the spread of germs.

Easy Surface Mount Installation

Designed for standard wall mounting, making installation simple and compatible with most electrical back boxes.

Product Specifications

• Model: SB20B-NT
• Type: Infrared no-touch exit button
• Material: Tempered glass or acrylic panel
• Output contact: NO / NC / COM
• Operating voltage: 12–24V DC
• Rated current: Up to 3A at 30V DC
• Detection range: Approximately 5–15 cm
• LED indicator: Dual color (standby and active states)
• Dimensions: 86 x 86 x 11 mm
• Mounting: Surface mount
• Operating temperature: -10°C to +55°C
• Application: Access control systems, door release, automatic doors
• Usage: Indoor or sheltered outdoor installation
• Warranty: Typically up to 12–18 months (varies by supplier)