PB?68 Push Button Switch Emergency Flush Mount Alarm Manual Reset with Key for Shop

Feature: 1. The reset method of the button is key reset. There are three wiring terminals: COM, NO, NC. 2. Button, host(not include host), sound and light alarm(not include sound and light alarm), the three need to be used in combination. 3. The host(not include host) issued sound and light alarm signal to an alarm (not include), the alarm sends a high?pitched alarm. 4. When someone has an emergency, press the button, the button is transmitted to the host.(not include host) 5. Small and beautiful button appearance. Suitable for installation and use of various hospitals and shops. Specification: Item Type: Push Button Switch Material: ABS Load Current: 1.25A Rated Voltage: 12V DC/250V Switch Withstand Voltage: 250V DC Reset Mode: Key reset Rated Current: 300mA Connection Mode: COM, N/O Normally open/normally closed. There are three terminals: COM, NO, NC. Package List: 1 x Push Button Switch 1 x Key