Hart-Lock® industrial specification grade locking devices - watertight plug and connector 20 A, 3-phase Y 277/480 V NEMA L22-20 4-pole/5-wire. Superior design and performance make arrow Hart™ Hart-Lock® devices the ideal choice for industrial applications. Available in a wide range of NEMA and Non-NEMA configurations.

EATON Arrow Hart™ Hart-Lock® Locking Plug, 3-Phase Grounding Watertight, 227/480 VAC, 20 A, 4 Poles, 5 Wires, NEMA L22-20, Industrial/Specification Grade, 0.36 to 0.84 in Diameter Cord, -40 to 167 deg F, Threaded Terminal, Santoprene™ TPE, Yellow, 2.49 in Dia x 3.66 in L Dimensions

• Thermoplastic elastomeric exteriors outperform rubber when exposed to moisture, chemicals, oils and the effects of ultraviolet radiation and ozone attack
• Mated plug and connector form a watertight seal that meets the requirements of NEMA 3R, 4X, IEC IP67 and withstands water spray test at 800 psi
• Connector supplied with closure cap for watertight seal when connector not in use
• High visibility safety yellow for identification
• Contacts, blades and terminal screws nickel plated for corrosion-resistance
• Quick-drive, stainless steel assembly screws for corrosion-resistance and fast installation
• Color coded neoprene grommets for a watertight seal on a wide range of cord sizes
• Thermoplastic elastomeric exterior, glass filled nylon and glass filled polypropylene interior
• Watertight locking

• Specification Sheet https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/IDW_DOCUMENT_1673a1c8bf60b96b357bdbfc59198d26da43097f44e63c65fbd1ebeed79d4e53.pdf