AC WORKS NEMA 20 Amp 3-Phase 120/208-Volt 3PY 5-Wire Locking Male Plug with UL C-UL Approval ASL2120P-BK - The Home Depot
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AC WORKS NEMA 30 Amp 3-Phase 120/208-Volt 3PY 5-Wire Locking Male Plug with UL C-UL Approval ASL2130P - The Home Depot
Industrial Plug Socket,3 Phase Plug 4 Pin Connector Plug 3 Phase Waterproof Male Plug Prong Socket Connector Set 380V-415V 16A 3P+E Electrical Connector Concealed Mount - Amazon.com
Single-Phase Industrial Power Plug, 2Pcs 16A 3 Hole 220-250V Industrial Power Plug For Airports For Construction Sites For Water Supply For Electric Power - Walmart.com
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IP44 380V 3p+N+E Industrial 16A 5p Electrical Plug Socket with Switch and Mechanical Interlock - China Industrial Plug Socket, Interlock Socket | Made-in-China.com
10 HOW TO Connect the three phases CEE plug - YouTube
YWBL-WH Three Phase Industrial Plug Socket 380V‑415V 16A 4Pin (3P+E) Industrial Power Connector Set, Socket Converter - Amazon.com