FJC Estercool Oil is Non-toxic, Non-hazardous, and Biodegradable!

  Estercool Oil is the most technologically advanced refrigerant oil on the market today, it's unique makeup is compatible with all auto a/c system lubricants for both R12 and R134a.

Estercool has been chemically engineered to encapsulate moisture and will render it completely harmless to the a/c system. This is very important for R134a systems!
  Estercool Oil
  • Compatible with Mineral, Ester, Paraffin and PAG oil.
  • Compatible with all a/c components.
  • One oil for all applications.
  • Can be added to any existing R12 or R134a a/c system.
  • Use to replace PAG, Mineral or Paraffin oil.
  • Reduce Inventory, by stocking only one refrigerant oil.
  • An all natural Ester oil, that contains additives which lubricate and protect the a/c system at the same time.
  • Prevents acid from forming and neutralizes existing acid.
  • Inhibits corrosion.
  • Compatible with all components in the system.
  • Encapsulates moisture, rendering harmless to the a/c system.
  Available in quarts and gallon containers.

Part Number





FJC2432 1 Quart Estercool oil




* Free FJC Catalog included with first order

* $5.00 handling charging for all orders under $50.00


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Camillus, NY 13031

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