United States patent number 4021092 was assigned to today's Perma- Link® plugs and connectors which are classified among the most rugged and safest wiring devices available.
Utilize a two-screw cable clamp. Perma-Link® plugs and connectors are designed to provide many years of trouble-free service in the most demanding industrial and construction environments.
UL Listed and CSA Certified.
Two-screw cable clamp secures wire and provides strain-relief.
Solid brass blades for optimum electrical and mechanical performance.
Keyed body and cover for easy alignment/assembly.
Molded-in non-slip finger-grips makes devices easy to assemble and handle.
Withstand high impact, corrosion, oils, greases, solvents and other chemicals across -20 °C to 100 °C.
Individual wire pockets help prevent flashovers.
Transparent back plate speeds wiring inspection.
Selected models available with Ground Continuity Monitor.
Available individually or on factory assembled cord sets.
Flexibility of reverse-cover design creates weather-resistant connections by interchanging covers.
Ericson's exclusive Brilliant Blue and Radiant Yellow High Visibility Dual Color Safety System.
1447 and 1547 equivilent