Based on this product's specifications, here are some alternatives and similar models
Rotary Switch Elektromet 0-1 3P 40A IP44 in Enclosure (model 924005)
Summary description:
Electromet rotary switch 0-1, three-pole (3P) with 40 A rated current, IP44 protection class, supplied in a protective enclosure (model 924005). Designed for manual switching of electrical circuits, isolation and load control in industrial and residential installations. Suitable for motor control, distribution panels and maintenance operations where a compact, enclosed 3P switch is required.