https://www.phoenixcontact.com/en-no/products/reducing-bridge-rb-st-10-25-4-3030873
RB ST 10-(2,5/4) - Reducing bridge - 3030873 | Phoenix Contact
Reducing bridge, pitch: 10 mm, number of positions: 2, nominal current: 45 A, length: 36 mm, color: red
rbst