Hubbell IG2510 SpikeShield 20A Twist-Lock Receptacle, 120/208V 3-Phase, 4-Pole 5-Wire Orange Isolated Ground Outlet, Back/Side Wired – Ideal for Data Centers, Medical Equipment & Industrial Machinery

Hubbell SpikeShield Twist-Lock isolated ground receptacle all-brass mounting and grounding system provides a low resistance ground path. Insulation barrier construction isolates ground contact from the mounting strap. Wire restraint recess for both back and side wiring reduces terminal loosening. Color-coding by voltage rating helps ensure mating of proper devices. One-piece contact with long spring arm (low stress) and oxide cutting nibs; prevents stress and overheating. #10 silicon bronze terminal screw provides excellent strength and resistance to corrosion and stripping. Accommodates both back and side wiring. External back wiring allows visual inspection of terminations. Automatic grounding clip assures ground continuity between mounting strap and metal wall box. Back and side wired single receptacle style. High-impact, abuse-resistant nylon face. Device top and base made of nylon. 0.031-inches brass power contact. Tandem modified bypass contact design. 0.050-inches Steel-zinc coated mounting strap. 0.031-inches brass clamping plate. #8-32 brass terminal screws. Stainless steel auto ground clip. Steel, zinc-plated mounting screws. Available in red color LED. NEMA L15-20R.