The 12GM Ultrasonic Sensor is one of Volsentec M12 series Ultrasonic Sensor, M12 external thread, simple and compact ultrasonic sensor design, especially suitable for short-distance, high-precision, narrow sound cone detection. Dimensions of 12GM Series Single Switching Output E2/E3/E4/E5 M12 Ultrasonic Sensor Electrical parameters of 12GM Series Single Switching Output E2/E3/E4/E5 M12 Ultrasonic Sensor Model UB120-12GM55-E2-V1 UB200-12GM55-E2-V1 UB120-12GM55-E3-V1 UB200-12GM