Based on this product's specifications, here are some alternatives and similar models
Simet STB 95-3 SIMBLOCK Threaded Rail Terminal Block for Al/Cu Conductors, Brown
Summary description:
The Simet STB 95-3 SIMBLOCK is a professional threaded rail terminal block designed for reliable connection of aluminum and copper conductors. This terminal block ensures secure electrical contact and is suitable for industrial and residential electrical installations. Its robust construction provides durability and efficient power distribution on standard DIN rails.