... CE,ROHS,SGS,UL,KEMA,VDE,TSE,CB C.ISO9001,14001 D.manufacturer E. 430 employees ... XB4-BA21(DB4-BA21) METAL PUSH BUTTON SWITCHName: push button switch, push buttonPushbuttons with flush push, ... Colourof push Reference Weight(kg) Round flush N/C or N/Ounmarked (black) RedXB4 BA21(ZB4 BZ101 ... included) BA9s base fitting. ≤250V. 50/60HzPush button& Indicator Description Contact Circuit Color& Sign Type LAY5- ...