Based on this product's specifications, here are some alternatives and similar models
Power switch electro base GE-3F 40A — 3-phase adjustable 0–40 A, 40 A rating
Summary description:
The electro base GE-3F 40A is a 3-phase power switch with adjustable current range 0–40 A and a 40 A rating. Designed for controlling and protecting three-phase circuits, it provides manual switching and current setting for industrial or commercial applications. Suitable for motor control, distribution panels and equipment that require reliable adjustable three-phase switching.