SC648AKR,BUZZER PIEZO 42.98MM PNL MNT
SC648AN,AUD SIG DEVICE 10-48VAC/DC PANEL
SC648ANJ,AUD SIG DEVICE 10-48VAC/DC PANEL
SC648ANJR,AUD SIG DEVICE 10-48VAC/DC PANEL
SC648ANP,AUD SIG DEVICE 10-48VAC/DC PANEL
SC648ANPR,音频指示器及警报器 FAST PULSE, 10-48V 2900HZ, LOUD
SC648ANR,AUD SIG DEVICE 10-48VAC/DC PANEL
SC648AP,音频指示器及警报器 FAST PULSE, 10-48V 2900HZ, CUL APPRVD
