System Sensor 4WTA-B 4-wire photoelectric smoke detector

• Make: System Sensor
• Model code: 4WTA-B
• Type: Smoke

System Sensor 4WTA-B is a 4-wire photoelectric smoke detector with thermal sensor and built-in sounder. The detector features in-line terminals, flexible mounting options, and simplified sensitivity measurement. It also features remote maintainance signaling and dual colour LEDs.