Hubbell Twist-Lock connectors have long been a standard for innovation and reliability in industrial wiring. The Insulgrip line, with its restyled and reengineered design, provides improved body construction, cord grips, dust shields, and markings while maintaining rugged construction and durable materials. Features include color-coded face rings for easy identification, equipment mounting flanged inlets, and a variety of options for different applications, from heavy-duty construction to compact Valise designs. Hubbell's commitment to continuous improvement ensures these connectors deliver exceptional performance and safety.