Trans Voltage Suppressor Diode, 500W, 7V V(RWM), Unidirectional, 1 Element, Silicon,

Audio Indicator Piezo 30VDC/30VAC 120VDC/120VAC 20mA 60dBA 1600Hz to 2200Hz Panel Mount Screw Bulk

Audio Indicator Piezo 30VDC/30VAC 120VDC/120VAC 24mA 80dBA 2400Hz to 3400Hz Panel Mount Screw Bulk