Hubbell 10521 Twist Lock Receptacle 30 Amp 250 Volt

The Hubbell 10521 Twist Lock Receptacle is a 30-amp, 250-volt electrical outlet. The model number is 10521, tying this unit to Hubbell’s twist-lock receptacle family. This product is a twist-lock receptacle and is rated for 30 A at 250 V. As part of Hubbell's twist-lock lineup, it belongs to a family of twist-lock receptacles. This receptacle’s specifications indicate it is rated for 30 A at 250 V, aligning with the requirements for medium- to heavy-duty equipment and circuits that demand reliable performance from a fixed power outlet. Model 10521 serves as the identifying reference used by suppliers and installers when ordering or cross-referencing Hubbell twist-lock receptacles, helping ensure compatibility and accurate selection within Hubbell's catalog. Because the 10521 designation is unique to Hubbell, it supports precise replacement and maintenance workflows, reducing the risk of mismatched components in field installations. By staying within the 30 A, 250 V rating, this receptacle helps ensure compatible equipment operates within safe electrical limits.