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The LEVITON MFG CO R61-02321-0BX is a heavy-duty locking plug rated at 20 amps and 250 volts, configured to the NEMA L6-20P standard. It features a 2-pole, 3-wire grounding design that locks into place with a twist-and-lock action, preventing accidental disconnection under load. This plug is used in commercial and industrial electrical installations where a secure, vibration-resistant connection is required. Licensed electricians install this device as part of a complete locking connector system, typically pairing it with a matching L6-20R receptacle. The package contains 3 units.
This locking plug is suited for commercial, industrial, and institutional environments where 250-volt, 20-amp circuits are used to power equipment such as HVAC units, compressors, portable generators, and heavy-duty power tools. The L6-20P configuration is a widely specified standard in facilities management, data centers, and mechanical rooms. It is installed on the cord or equipment end of a 250-volt circuit requiring a secure, grounded connection.
Designed for use with NEMA L6-20R locking receptacles on 250-volt, 20-amp, 2-pole, 3-wire grounding circuits in commercial and industrial applications.
Installation should be performed by a licensed electrician in accordance with the National Electrical Code (NEC). De-energize the circuit and verify zero voltage with a meter before connecting wiring to the plug terminals. Ensure the conductor gauge matches the 20-amp circuit rating and that the grounding wire is properly terminated to the ground terminal. Do not exceed the 20-amp or 250-volt ratings of this device.
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