COVID-19 Notice: During this Coronavirus pandemic we are taking all precautions with our personnel and pray for the safety of yours. Our Company remains OPEN and is accepting orders. If you have an order to pick up, please call and we will make arrangements to bring it out to your vehicle. Thank you for your continued business.


Cathodic Rectifiers: Oil-cooled Series

When conditions require an alternative to air-cooled units, Cathodic Rectifiers, Inc. offers a complete line of oil-cooled units containing many of the same features as our air-cooled units.

Standard Features:

  • 11 gauge steel tank
  • Galvanized enclosure
  • Base mount
  • Lockable meter cabinet
  • Lockable hinged top
  • Separate removable transformer and stack racks
  • Dual A.C. input voltage (120/240 or 240/480, 1 phase or 240/480, 3 phase)
  • 20 step tap adjustment (4 coarse, 5 fine)
  • Heavy duty transformer (15% over design)
  • Magnetic 2 or 3 pole circuit breakers
  • A.C. and D.C. lightning protection
  • Separate D.C. volt and amp meters (2% accuracy)
  • External panel shunt, plainly marked
  • Permanently engraved panel
  • Silicon diode stack with surge protection

Optional Features:

  • Explosion proof available
  • Painted case
  • Bolt on lid
  • Selenium stacks
  • Efficiency filter choke
  • 120 volt convenience outlet
  • Meter switches
  • Failure light
  • Others to customer specifications