Wago din rail terminal block spring cage 5mm grey 555 and 635mm h wago 280 588280 320 wago 280 588280 320 5mm wide 4 conductor sensor terminal block for fuse plugs with end plate colour grey for wire sizes awg 28 14 pack size 50 wago 280 588280 320 5mm 4 cond sensor t blk w end plate grey awg 28 14 50pk