Hubbell HBL2733 30A 3Ph 480V AC Twist-Lock INSULGRIP Black & White Nylon Connector Body | Cooper Electric
AC WORKS NEMA L16-30P 3-Phase 30A 480-Volt 4-Prong Locking Male Plug with UL, C-UL Approval ASL1630P - The Home Depot
AC WORKS NEMA L16-30P 3-Phase 30A 480V 4-Prong Locking Male Plug in Black with UL, C-UL Approval ASlL1630P-BK - The Home Depot
Amazon.com: Leviton 32277-DY3 277/480 Volt, 220/380 Volt, 480 Volt 3-Phase Wye Or Delta, Surge Panel, DHC and X10 Compatible, 80Ka L-N Max Surge Current : Electronics
AC WORKS NEMA L16-30R Female Connector Assembly in Black 30-Amp 3-phase 480v-Volt NEMA L16-30r 4-wire Grounding Heavy-duty Locking Connector, Black in the Plugs & Connectors department at Lowes.com
Amazon.com: Iron Box 50ft L21-30 Extension Cord - Durable and Reliable 30A, 120/208V, 3-Phase, 8/5 SOOW Portable Generator Cord for Transfer Switches, Data Centers, and Other High-Powered Applications (Black) : Tools & Home Improvement