"ELECTRIC WIRE HARNESS" Workbench | LOC Scientific “ELECTRIC WIRE HARNESS” Workbench The “EWH 7236” lab workbench is designed for the ergonomic assembly of wire harnesses. The electrically operated workbench model 7236 has many standard features including a 600 pound load capacity. WORKBENCHES PUT EFFICIENT WIRE HARNESS ASSEMBLY Workbenches and Lab Furniture . contenders that the jet manufacturer considered that could deliver 1/8-inch tolerances over the entire length of the wire harness, from one individual workbench to the next. Pro-Line was also able to synchronize the individual motors to accommodate unified actuation.