Hubbell CS8364C Locking Connector – 50A, 3-Phase 250V, 3P4W

Overview

The Hubbell CS8364C locking connector is designed for demanding industrial power distribution. With a 50 amp rating and up to 250 volts, it supports three phase power through a 3-pole, 4-wire grounding arrangement. The locking twist lock helps maintain a secure connection in active, vibration-prone environments.

Key specifications

• Locking twist lock design for secure mating under load
• Current rating: 50 A • Voltage: 250 V
• Configuration: 3-pole, 4-wire grounding
• Non NEMA style suitable for select installation needs
• Female connector body with screw terminal for reliable wiring
• Industrial grade construction in a black and white housing
• Manufacturer: Hubbell Wiring Device-Kellems • Country of manufacture: United States

Practical applications

Ideal for temporary power distribution on construction sites, factory floors, and outdoor installations where a secure, high current connection is important. The locking mechanism helps prevent unintentional disconnections during operation, making it suitable for equipment such as pumps, conveyors, and heavy machinery.

• Temporary or portable power on job sites
• Industrial equipment connections requiring vibration resistance
• Non standard power interfaces that require a non NEMA form factor

Installation and compatibility

The unit features a screw terminal for straightforward field wiring. The locking action ensures the plug remains engaged before power is drawn. For a complete solution, pair with compatible Hubbell receptacles or enclosures designed for 3P4W systems.

Quality and origin

Manufactured in the United States, Hubbell emphasizes durability and consistent performance across its industrial electrical products. The black and white housing offers a professional appearance suited to a range of work environments.