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SOW Cable

21 Min Read
NEC Article 400, Table 400.4 Cable
Technical Department
on11/11/2025

Understanding NEC Article 400, Table 400.4: Complete Technical Guide to Flexible Cord and Cable Specifications

National Electrical Code (NEC) Article 400 establishes comprehensive requirements for flexible cords and flexible cables used in electrical installations throughout North America. According to the National Fire Protection Association (NFPA), Article 400 specifically covers general requirements, applications, and construction specifications for flexible cords and flexible cables rated up to 600 volts maximum, with special provisions for electric vehicle cables rated up to 1000 volts maximum.
29 Min Read
What is UL 62 Cord Cable Designations?
Technical Department
on10/11/2025

What is UL 62 Cord Cable Designations?

UL 62 represents the Underwriters Laboratories Standard for Safety for Flexible Cords and Cables, serving as the cornerstone certification for electrical power transmission products in North America. This comprehensive standard specifies critical requirements for flexible cords, elevator cables, hoistway cables rated at a maximum of 600 volts, and electric vehicle cables rated up to 1000 volts. The standard ensures these products meet rigorous safety guidelines related to electrical performance, mechanical durability, and environmental resistance across diverse operating conditions.