Which PAG oil is universal?
Liam Parker
Updated on January 05, 2026
PAG - 100 (Medium Viscosity) developed as a "universal" in PAG systems using R-134A.
Is there a universal PAG oil?
Universal PAG oil can be used in most applications. Always refer to your vehicle manual to determine the correct oil for your vehicle.What type of PAG oil should I use?
➔ PAG oils are highly miscible with R134a (PAG oils 46 YF and 100 YF also with R1234yf) and are suitable for lubricating the air conditioning systems of most passenger and commercial vehicles. ➔ The choice of the right viscosity is crucial when using PAG oils (PAG 46, PAG 100, PAG 150).Are all PAG oils the same?
PAG oils are harsher than mineral oils, and may cause skin irritation and damage O-rings and seals. There are different viscosities of PAG oil being used by OEMs: PAG 46, which is the most popular; PAG 100, which is also common; and PAG 150, which is more rarely used.Is pag 46 universal?
Fluoro-Dye PAG – 46 (Light Viscosity) with MPD Universal A/C Dye. Polyalkylene glycol developed for use as a universal Pag Oil for auto systems using HFC 134a. This Pag Oil is compatible with most other Pag Oils available on the market.How To Add PAG Oil Into An AC System
What happens if you use the wrong PAG oil?
There are several viscosities of PAG oil used by vehicle and compressor manufacturers and using the wrong viscosity oil in a compressor may create abnormal compressor noise and possible premature internal component wear.What viscosity is universal PAG oil?
PAG - 100 (Medium Viscosity) developed as a "universal" in PAG systems using R-134A.Is pag 46 compatible with sp10?
plate compressors, and is compatible with SP-10 oil. to SP-10 and SP-20 compressor oils. > PAG 46 - double end-capped oil similar to SP-10 for use in aftermarket A/C systems.What is PAG 46 oil used for?
Fully synthetic, polyalkylene glycol (PAG)-based oil which is used for the lubrication, sealing and cooling of refrigerant compressors or refrigerant circuits in passenger or commercial vehicle air conditioning systems.Is nd8 the same as Pag 46?
In with the newDENSO uses ND-oil 8 for its R134a type refrigerant compressors, a PAG 46 oil. The new refrigerant type uses ND-oil 12, also a PAG 46 oil but with additives specifically for the R1234yf type refrigerant.