Leviton 2721 30A 250V NEMA L15-30P 3-Phase Locking Plug – Industrial Grade, Grounding (Black-White)

Overview

Leviton 2721 is a 30 Amp, 250 Volt locking plug designed for 3-phase, 4-wire service. The black and white industrial-grade housing signals a rugged, grounding-ready connection that supports secure power delivery in demanding environments. This locking design helps keep equipment energized where reliable connections matter most.

Why this locking plug stands out

Built for tough conditions, the plug features a super tough nylon body that resists impact, abrasion, and chemicals. The solid brass blades and contacts offer improved conductivity with low resistance and long life, even through repeated plug-in cycles. An internal wiring chamber isolates each conductor to prevent flashover, arcing, and stray strands of wire, enhancing overall connection integrity.

• Super Tough Nylon Body Resists Damage From Severe Impact, Abrasion and Chemicals
• NEMA and Non-NEMA Configurations Available
• Solid Brass Blades And Contacts Feature Improved Conductivity, Low Resistance, Low Heat, and Long Life
• Internal Wiring Chambers Isolate Individual Conductors to Prevent Flashover, Arcing, and Stray Strands of Wire
• Deep slotted triple drive face module and cord clamp screws

Key specs and practical benefits

With a rating of 30 A at 250 V in a 3P 4W configuration, this locking plug supports secure power delivery for compatible equipment. It includes grounding for safer connections in shared power systems and is built for industrial use, with a focus on durability and reliability. Leviton’s locking devices are backed by a lifetime warranty, reflecting the brand’s commitment to long-term performance.

• 3P 4W 30A 250V NEMA L15-30P configuration
• Grounding for safer connections in shared power systems
• Industrial-grade construction with locking mechanism to reduce accidental unplugging
• Backed by a lifetime warranty on locking devices

Real-world use scenarios

Imagine a workshop with portable generators powering heavy machinery, or a staging area supplying power to lighting rigs. On manufacturing floors or data centers where locked connections matter, this plug can provide secure, reliable contact when paired with compatible receptacles.

Installation and durability at a glance

Designed for environments that demand strong, secure connectors with reliable grounding. The deep face module and robust cord clamp screws simplify installation, while the internal isolation minimizes arcing risk. The product line offers both NEMA and non-NEMA configurations for broad compatibility.