Self closing liquid level gauge STB270 (N),
Promulgator
：fansheng Time：2017-11-02
Self closing liquid level gauge STB270 (N),
Self closing liquid level gauge STB325 (N),
Self closing liquid level gauge STB350 (N),
Self closing liquid level gauge STB550 (N),
Integrated circuit YD2000
Silicon controlled rectifier 3CT064E/F
Voltage suppressor MYK-1A
Voltage regulator, photoelectric coupler, integrated block BU408
Amplifier module 289Y/289B,
Special electronic components for locomotive depot,
Field calibration IRF830/840
Voltage suppressor MYK-1A/B,
Transistor BT33F,
Special electronic component for vehicle depot
Correction tube MTM30N50
Trigger plate of electric locomotive
Integrated block KJ001
Integrated block KJ004,
