Hubbell's multi-hole connectors offer several NPT sizes with a variety of openings to be used in any application where multi-conductor cords and cables are in use. Hubbell's skinned multi-hole connectors feature a field modifiable design with the holes skinned over to allow only the holes that are needed to be un-skinned and utilized. Nine hole and thirteen hole versions with 5.5MM openings accommodate most solar panel installations. Nine hole connectors are utilized in four string applications and thirteen hole connectors are utilized in six string applications with the extra hole being utilized for a ground wire. Multi-hole cord connectors can be used in numerous applications in addition to solar including industrial equipment, medical equipment, motors & generators, pumps, control panels, hydraulic lifts, scientific and other instruments, and robotics.