Good, Better, Best, Extreme and Smart Wiring Devices Work in Any Environment

Graybar offers Ericson industrial wiring devices because, regardless of the work environment, there's a Good, Better, Best, Extreme or Smart device that will fit the job, reducing replacement costs and downtime. All wiring devices come as pre-wired cordsets or with Smart Monitor technology that saves time and money associated with Assured Grounding program compliance. Contractors, utilities, municipalities, refineries, nuclear facilities and manufacturers depend on Ericson industrial devices – built to handle hard use and keep performing job after job.

Ericson Good Commercial Grade Wiring Device 1

Good – Commercial Grade

  • Translucent body style, glows from power-on lamp
  • Wide open “suitcase” style construction for easy wiring
  • Rugged design withstands tough jobsite conditions
  • Fits 10/3 to 18/3 cord diameters
  • Combo screw head allows easy assembly
  • Color-coded termination screws for ground, hot and neutral
  • ETL listed
Ericson Better PermaLink Wiring Device

BETTER – Perma-Link®

  • Two-screw cable clamp secures wire, provides strain relief to over 35 lbs.
  • Stands up to high impact, corrosion, oils, greases, solvents and other chemicals from -20°C to +100°C
  • Individual wire pockets help prevent flashovers
  • Flexible reverse-cover design creates weather-resistant connections
  • UL & CSA listed
Ericson Best PermaGrip Wiring Device

BEST – Perma-Grip™

  • Quick field assembly with cord grommets and cord grip nut
  • Withstands high impact, corrosion, oils, greases, solvents and other chemicals from -20°C to +100°C
  • Safety Compression Nut grips cord and seals against water, mud, debris and dust
  • Nickel-plated blades resist corrosion
  • Rubberized grip
  • UL, CSA & ETL listed
Ericson All Weather Wiring Device


  • Tongue-and-groove sealing system provides environmental protection of NEMA Type 4, 4X, 6, 6P & IP67
  • Resists high-pressure hose-down of over 1,500 psi
  • Stands up to high impact, corrosion, oils, greases, solvents and other chemicals from -20°C to +100°
  • Removable/replaceable self-retained sealing cap keeps out contaminants
  • UL, CSA & ETL listed
Ericson Perma-Tite2 Smart Monitor


  • Super bright LED technology Smart Monitor Module
  • Color-coded terminal screws
  • Multiple cord grommets included
  • Red/Blue Go/No-Go indicators
  • 24/7 safety monitoring
  • Three styles to choose from:
    • Perma-Link® EZ safety
    • Perma-Grip™ corrosion resistant
    • Perma-Tite® 2 style submersible NEMA 6P Watertight
  • Performs seven tests constantly:
    • No ground
    • Loss of ground in cord
    • Hot/neutral swap
    • Reverse polarity
    • Hot on ground
    • Open neutral
    • Power on