KH4-M668R-00X (HARNESS COVER SW)門鎖開關安全門開關. YAMAHA門鎖安全觸發開關 OMRON D2D-1001 KH4-M668R-00X 觸發開關.門蓋安全感應開關KH4-M668R-00X HARNESS LIMIT SWITCH，適用于YAMAHA DOS系列機型，YV100A，YV100II，YV100X，YVL88等。
YV100XG安全門開關門蓋插銷開關安全開關SAFETY SWICTH DOOR SWITCH. KW7-M5126-00X SAFETY SWICTH Part nr.: 9965 000 09027