Allen-Bradley - "2-Ckt Resistor Blk,Metal Oxide" - 1492-LD4RB511

Spring Clamp Terminal Block,Two-Circuit Feed-Through Block,4 mm (# 22 AWG - # 10 AWG) or 2.5 mm (# 22 AWG - # 12 AWG),Two level block with a selectable metal oxide film resistor value between the 2 levels,Black (Standard),510 Ohm