2012 New LW31B Rotary Switch 1,20-175A current rotary switch 2,110-690V voltage rotary switch 3,CE, ROHS certification Brand ... Description 2012 New LW31B Rotary Switch 1,20-175A current rotary switch 2,110-690V voltage rotary switch 3,CE, ROHS certification ... 2012 New LW31B Rotary Switch Introduction:LW30 series ...