Wago din rail terminal block spring cage 762mm wago 727 219024 000 wago 727 219024 000 4 level matrix patching terminal block with locking clips for din rail 35x75mm marked d c b a a b c d complies with en60715 4 x pair wise connection of clamping units on the same level colour grey 50pcs wago 727 219024 000 4 level matrix block d a a d lock din 75mm grey 50pk