Split phase switch with spring return START to 0
https://www.teconex.eu/shop/m10php1g2-split-phase-switch-with-spring-return-start-to-0-47713
https://www.teconex.eu/web/image/product.template/47713/image_1920?unique=9d7a924
Interne referentie: M10PHP1G2
