【Everlight】PT12-21B/TR8,Phototransistors Infrared Phototransistor
【Everlight】PT12-21C/TR8,Phototransistors IR Phototransistor
PT-1240FEQ,BUZZER PIEZO 9V 13.8MM TH
PT-1240P,扬声器与变频器 PC MNT XDUCR 20V
PT-1240PE,扬声器与变频器 PC MT XDUCR SEAL
PT-1240PEQ,BUZZER PIEZO 4KHZ 13.5MM PCB
PT-1240PQ,BUZZER PIEZO 4.1KHZ 14MM PC MT
PT-1241PFQ,BUZZER PIEZO 3V 12.5MM TH
