Main/Emerg.-Off switch 4-pole 4.pole early make
https://www.teconex.eu/shop/m20ehn1a4-main-emerg-off-switch-4-pole-4-pole-early-make-48116
https://www.teconex.eu/web/image/product.template/48116/image_1920?unique=5d97092
Interne referentie: M20EHN1A4
