SC250F,BUZZER 60-250VDC/AC 2.9KHZ PANEL
SC250FJ,BUZZER 60-250VDC/AC 2.9KHZ PANEL
SC250FJR,BUZZER PIEZO 42.85MM PNL MNT
SC250FK,音频指示器及警报器 SHORT PULSE, 60-250V 2900HZ, SOFT
SC250FKR,BUZZER PIEZO 42.85MM PNL MNT
SC250FP,音频指示器及警报器 FAST PULSE, 60-250V 2900HZ, SOFT
SC250FPR,BUZZER PIEZO 42.85MM PNL MNT
SC250FR,音频指示器及警报器 CONSTANT, 60-250V 2900HZ, SOFT
