Wago 5mm terminal block with variable resistor awg 28 14 280 series wago 280 645281 412 wago 280 645281 412 5mm wide terminal block variable resistor 05o to 20o 075 w atex ex i colour grey for wire sizes awg 28 14 pack size 100 wago 280 645281 412 5mm t blk var o to 20o 075w atex ex i grey awg28 14 100pk