HUBBELL HBL2521 PLUG
HUBBELL 4P5WG INSULGRIP TWIST-LOCK PLUG, IP20 20A 3PH Y 277/480V AC NEMA L22-20P
HUBBELL 4P5WG INSULGRIP TWIST-LOCK PLUG, IP20 20A 3PH Y 277/480V AC NEMA L22-20P