EMCT specializes in designing and manufacturing bespoke electrical connectors and piezoelectric electronic alarms, including their AC 300 and DC 300 buzzer series introduced in 1991 after acquiring Roschi Electronics.

EMCT 1.5 24 V dc 95dB Through Hole Continuous Internal Piezo Buzzer, 2762.5 3737.5 Hz
EMCT 36 120 V ac/dc 86dB Through Hole Continuous Internal Piezo Buzzer, 2762.5 3737.5 Hz
EMCT 12 36 V ac/dc 90dB Through Hole Continuous Internal Piezo Buzzer, 2762.5 3737.5 Hz
70071608296 Ac-300 Acoustical Calibrator 1 Kit/case
EMCT 12 36 V ac/dc 92dB Panel Mount Intermittent Internal Piezo Buzzer, 2337.5 3162.5 Hz
40mm Panel Mount AC Power Adapter, 110-230V, 8mA
EMCT 15 48 V dc 91dB Panel Mount Continuous, Intermittent Internal Piezo Buzzer, 2337.5 3162.5 Hz
Piezo signal generator, DC 300I, Emct
Piezo buzzer, cable connection, GA 100 K, Emct
36V 12mA Panel Mount Transducer, 40mm Diameter, 28.5mm Height
Panel Mount 70V 36V 11mA DC-DC Converter
40mm Panel Mount AC Voltage Sensor, 110-230V, -30 to 75°C
Piezo signal generator, DC 300L, Emct
Piezo signal generator, UEB 025, Emct
Piezo signal generator, AC 300I, Emct
25mm Through Hole AC Voltage Detector 110-230V 4mA
Piezo signal generator, DC 300, Emct