Leviton L14-30R Locking Connector – 30A, 125/250V, Industrial Grade

Overview

The Leviton L14-30R locking connector is engineered for demanding power distribution in industrial settings. With a 30 Amp rating at 125/250 Volt and a 3-pole, 4-wire configuration, this locking device provides a secure, grounded connection that helps keep equipment running smoothly on busy job sites and workshops.

Key construction and performance

• Super tough nylon body resists impact, abrasion, and chemicals, helping the connector endure rough handling and harsh environments
• Solid brass blades and contacts deliver improved conductivity, lower resistance, and longer life under heavy use
• Locking mechanism helps secure cords and prevent accidental disengagement, reducing downtime

Electrical specs and compatibility

Configured as NEMA L14-30R, it supports 125/250 V at 30 A in a 3P 4W arrangement. The connector accommodates a cable range of approximately 0.595 to 1.15 inches and includes a grounding connection for safe operation.

Durability and certification

• Operates reliably in a wide temperature range from -40 °C to 60 °C, enabling use in diverse climates
• Enclosed in a NEMA WD-6 housing and backed by industry standards (ANSI, CSA C22.2 no 42)
• Listed to UL 498 and UL fed spec WC-596, emphasizing industrial-grade reliability

Real-world use cases

Ideal for portable power distribution at job sites, workshops, and industrial facilities. The combination of a rugged body and robust contacts supports continuous use with generators, welders, compressors, and other high-demand equipment.

Warranty and assurance

Leviton backs its locking devices with a lifetime warranty, reflecting confidence in performance and durability for professional environments.

What to consider

When selecting a locking connector, verify the voltage, current rating, and enclosure compatibility to ensure a secure fit with your equipment and cables.