BS2620FV-12
BS 系列 75 dB 12 V 400 Hz 2 快开 26 x 26 x 19.5 mm 电子蜂鸣器
Electronic DC Buzzers, 400 Hz ± 50 Hz Frequency Operating
These INTERVOX® devices are designed to eliminate arcing and Rf noise commonly found in electro-magnetic type buzzers. They provide a low frequency sound that is easily recognized making them ideal for applications such as industrial controls, auto warning devices, test apparatus, appliance timers and intrusion alarms.
It is 4 pin termination
Allied Electronics:
Buzzer, DC; 60 mA; 12 VDC; 400 Hz + 50 Hz; -40 to degC; Fast-on; 26 mm; 40 mm
富昌:
BS Series 75 dB 12 V 400 Hz 2 Fast-on 26 x 26 x 19.5 mm Electronic Buzzer