Door Exit Button No Touch SB20B-NT | Infrared Switch
The Door Exit Button No Touch SB20B-NT is a contactless infrared exit switch designed for access control systems. Instead of pressing a mechanical button, users simply wave their hand in front of the sensor to release the door, making it ideal for environments where hygiene and convenience are important.
SB20B-NT Exit button is an excellent choice for facilities looking to enhance hygiene, reliability, and user convenience while maintaining compatibility with most electronic door locking systems.
Technical Specifications
| Feature | Specification |
|---|---|
| Technology | Infrared no-touch sensor |
| Mounting | Surface mount |
| Operating Voltage | 12–24 VDC |
| Output Contacts | NO / NC / COM |
| Detection Distance | Up to 5 cm |
| Material | Tempered glass front panel |
| Dimensions | 86 × 86 × 11 mm |
| Operating Temperature | -10°C to +55°C |




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