Multi step switch 3-pole without off, 4 steps
https://www.teconex.eu/shop/n33fest43g2-multi-step-switch-3-pole-without-off-4-steps-52446
https://www.teconex.eu/web/image/product.template/52446/image_1920?unique=9d7a924
Interne referentie: N33FEST43G2
