Contact IRSI

Conventional Plus 50/50 Antifreeze / Coolant


Conventional Plus Antifreeze

S48R Conventional Plus Antifreeze / Coolant has a service life of 2 years or 50,000 miles in automotive service or up to 250,000 miles in heavy duty service when supplemental coolant additives are used and correct top up practices are followed. S48R Conventional Plus Antifreeze / Coolant not only protects aluminum but also provides excellent protection for brass, copper, solder, steel and cast iron. S48R Conventional Plus Antifreeze / Coolants are recommended for automotive applications requiring a non-extended life antifreeze / coolant but meeting ASTM D-3306 and Heavy Duty applications requiring ASTM D-6210.

This type of coolant is mostly Green for automotive use and Green or Purple for heavy duty diesel engine use.

Safety Data Sheet

When S48R Conventional Plus is used as directed it will provide satisfactory performance in most cars and trucks including but not limited to the following:

  • ASTM D-4985
  • Volvo Trucks
  • Cummins
  • Caterpillar (DEAC)
  • John Deere (all)
  • CNH
  • Freightliner
  • Ford Motor Company
  • ASTM D-3306
  • Kenworth
  • Thermo-King
  • Mack Truck
  • GMC Truck
  • ASTM D-6210
  • Peterbilt
  • International
  • TCM RP-329/330
  • Detroit Diesel (93K217)
  • U S Military CID A-A-52624-A
  • Waukesha

Conventional “Plus” Antifreeze Colors:

Green AntifreezePurple Antifreeze

American Society for Testing and Materials NORA - An Association of Responsible Recyclers Focus on the Family Neighborhood Christian Clinic Reuse and Recycle Fulfleet Antifreeze