Based on this product's specifications, here are some alternatives and similar models
Phoenix Contact ST 1.5-TWIN Feed-Through Terminal Block, 500V, Grey
Summary description:
The Phoenix Contact ST 1.5-TWIN is a high-quality feed-through terminal block designed for secure electrical connections in industrial control cabinets. Featuring a 4.2 mm width and a rated voltage of 500 V, this component ensures reliable signal and power distribution. Its compact design and spring-cage connection technology facilitate efficient wiring and space-saving installation in various automation systems.