Multi step switch 2-pole without off, 3 steps
https://www.teconex.eu/shop/m20smast32sa-multi-step-switch-2-pole-without-off-3-steps-48302
https://www.teconex.eu/web/image/product.template/48302/image_1920?unique=9d7a924
Interne referentie: M20SMAST32SA
