Wago jumper links for through clampsterminals series 2000 14a 19 x 41mm wago 2000 439 wago 2000 439 2 way 1 9 insulated push in jumper bar x com s system mini colour light grey pack size 1 wago 2000 439 2 way 1 9 insulated push in jumper bar x com s system mini