Viconics R850V-8 SKU: R850V-8 $232.26 $663.61 Quantity -+ Call for Lead Time Details Viconics R850V-8 : Step Controller, 8 Stages (24VAC) with Vernier Output for Heaters Data Sheet DetailsData Sheet Back Viconics R850V-8 : Step Controller, 8 Stages (24VAC) with Vernier Output for Heaters Back Stocked items ship in 1 business day. Factory items typically ship in 3-5 business days (estimate only). Actual times may vary.Email sales@energycontrol.com for more information.