Copper power and control/signal conductors. THHN/THWN/TFN insulated singles. Green insulated grounding conductor. Full sized bare aluminum equipment grounding/bonding conductor. Power 12 and 10 AWG THHN. Signal 16 AWG TFN. UL listed 600 V. Rated VW-1. Rated 90 deg C dry locations. Lightweight aluminum interlocked armor is part of redundant equipment bonding/grounding path. Southwire® MC-PCS HCF Duo™ cable meets the NEC and UL listing requirements for combining power/lighting circuits and class 2 or class 3 signal or control circuits in the same cable.