It snaps onto 35 mm standard mounting rail per DIN EN 60715 and can be mounted in any orientation within ±180° rotation on a vertical surface, plus ±22.5° tilt forward or backward. That flexibility matters when you're packing a panel tight — you're not locked into one face.
Mechanical life is typical 30 million operations, so this isn't a part you'll swap often.
Wire range accepts solid or stranded 0.5 to 4 mm², with dual-wire entries for 2x (0.5 to 1.5 mm²), 2x (0.75 to 2.5 mm²), or 2x 4 mm². That keeps the panel layout predictable.