SC648D,AUD SIG DEVICE 10-48VDC PNL MNT
SC648DR,AUD SIG DEVICE 10-48VDC PNL MNT
SC648H,AUD SIG DEVICE 10-48VDC PNL MNT
SC648HR,AUD SIG DEVICE 10-48VDC PNL MNT
SC648M,BUZZER 10-48VDC 2.9KHZ PANEL
SC648MA,音频指示器及警报器 CONSTANT, 10-48V MIL/RUGGED, MEDIUM
SC648MAH,音频指示器及警报器 CONSTANT, 10-48V MIL/RUGGED, 4500HZ
SC648MAN,BUZZER 10-48VDC 2.9KHZ PANEL
