SC628AKR,音频指示器及警报器 SONALERT MED SOUND 6-28VDC SHORT PULSE
SC628AN,AUD SIG DEVICE 6-28VAC/DC PNLMNT
SC628AN-BTR,BUZZER PIEZO 42.98MM PNL MNT
SC628ANJ,AUD SIG DEVICE 6-28VAC/DC PNLMNT
SC628ANJR,音频指示器及警报器 SLOW PULSE, 6-28VAC XLOUD, CUL APPRVD
SC628ANP,AUD SIG DEVICE 6-28VAC/DC PNLMNT
SC628ANPR,AUD SIG DEVICE 6-28VAC PNLMNT
SC628ANR,AUD SIG DEVICE 6-28VAC/DC PNLMNT