H-Strut electrical accessories are designed to fit all H-Strut channels to make a surface raceway. Electrical fittings are also designed to fit all H-Strut Channels. Our electrical accessories are manufactured and tested to comply with the UL standard for Safety for Strut-Type channel raceways and fittings (UL 5B) in accordance with Article 384 or the 2002 National Electrical Code, NFPA 70.