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The Hubbell HBL2521ST is a Twist-Lock industrial male insulgrip plug designed for 20A 3-phase applications at 277/480V AC. This plug features a four-pole, five-wire grounding system utilizing a durable black and white nylon exterior for enhanced safety. The insulgrip design ensures secure connection and minimizes the risk of electricity leakage.
The HBL2521ST is ideal for industrial settings, ensuring a reliable connection for electrical needs. Its secure locking mechanism prevents accidental disconnection, making it suitable for demanding environments.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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