These are new and unused in original box. Box will have wear and tear from storage and handling, but these cosmetic issues will not affect the operation of the plugs themselves.
- Twist-Lock plug
- 3 Phase Y 277/480 VAC, 20A rating
- 4 pole / 5 wire grounding
The Hubbell HBL2521 is a 20-amp, 3-phase, Y-style twist-lock plug designed to be used with 277/480-volt AC electrical circuits. It is commonly used in industrial and commercial settings and is designed to provide a secure and reliable connection between a power source and a piece of electrical equipment. The twist-lock feature ensures that the plug remains securely connected to the outlet, even in high-vibration environments.