OLFLEX® 190 / 190 CY Extremely Dil Resistant Flexible Control Cable LL MTW to Comply with NEAP 78 2012 OLFLEX® 190 mull-conductor cable has the highest oil-, coolant and solvent-resistant PVC jacket for control and power applications in an industrial environment. FLEX* 190 is designed for use in all electrical equipment in dry, damp and wel conditions.