Wago 2345 way fanning strip bridges 41a jumper bars wago 2004 439 wago 2004 439 2 way 1 9 32a insulated push in jumper bar for 2004 series colour light grey for wire sizes pack size 100 wago 2004 439 2 way 1 9 32a insulated push in jumper bar for 2004 grey 100pk