(Type AC Armoured Clad Cable)
ACTHH is a UL listed flexible interlocked armoured cable for use in branch circuits and feeders in both exposed and concealed areas where allowed by the electric code.
ACTHH has 2, 3, or 4 THHN conductors and can be constructed of either solid or stranded conductors. Each insulated conductor is individually wrapped with paper.
An insulated green ground may or may not be included. All ACTHH cables shall have an internal aluminum bonding wire in intimate contact with the armour.
Standard constructions can be manufactured in sizes #14 AWG to #1 AWG with either steel or aluminum armour.