STAUFF流量开关RP100E20V介质油品
STAUFF电磁式液位开关SLWC-M2/M11/M42
STAUFF机械式差压开关SPW3172
西德福(STAUFF)STW-C0060温度开关
STAUFF防震压力表SPG063SPG100SPG063-0-250-1-R-B
STAUFF塑料潜入式液位计LTK807/LTK809