SCHNEIDER ELECTRIC XB5KSB 蜂鸣器, Annunciator, 连续性, 间断性, 80dB, 24VDC, IP40, NEMA 1
XB5 系列特定功能
控制器、计时表、蜂鸣器和熔丝座（带直径为 22 mm 的塑料环）
欧时:
Buzzer 24V AC/DC
Allied Electronics:
Audio Warning Device; Buzzer; Electro-Acoustic; Intermittent/Continuous; 80dB; Black
TME:
Sound signaller; 22mm; 24VAC; Ø22mm; 24VDC; Indication: horn
Newark:
80DB BUZZER. 24VAC/DC