Teck90 Copper conductor. 8AWG. Thru 500 kcmil compact round concentric lay class “B” stranded copper. Cross-linked Polyethylene (XLPE) Type RW90. One (1) bare stranded class “B” copper conductor. Inner jacket: Polyvinyl Chloride (PVC), black. Aluminum interlocked armour. Outer Jacket: Low acid gas, flame-retardant, moisture and sunlight resistant Polyvinyl Chloride (PVC), black. Rated at 90°C wet or dry. Excellent crush resistance. Provides long service life. Cost effective alternative to installations in conduit. Meets cold bend and impact tests at (-40°C).