Main Features. Small 7" footprint with up to 70W integral ballast. Compression molded Rhinolite(TM) Composite housing, corrosion resistant in harsh lighting environments. Supplied with two 3/4" NPT conduit entrances and separated from the ballast compartment by the anti-wicking chamber hermetically sealed. The ballast compartment is sealed and also separated from the lamp compartment by another anti-wicking chamber.