BTK-17E28-42SE-Y221规格参数
相关型号
BTK-18-31S-Y144 BTK-1912-03SD BTK-1912-12SD BTK-1914-15PE BTK-1918-31S06D-Y288 BTK-1918-31SD06-Y288 BTK-1918-31SD-Y288 BTK-1920-39PD BTK-1924-30PD BTK-19A16-24PEBR