What is the modern equivalent to Gargoyle Mobiloil A ?

Mobil Gargoyle Arctic Oil A is an older mineral-based refrigeration oil that was traditionally used in refrigeration compressors, particularly in systems using ammonia (NH₃) as a refrigerant.

✅ Modern Equivalent:
The closest modern equivalent to Mobil Gargoyle Arctic Oil A is: Mobil Gargoyle Arctic Oil 155 https://www.olieonline.co.uk/mobil-gargoyle-arctic-155

Product Overview – Mobil Gargoyle Arctic Oil 155:
Type: Naphthenic mineral oil
Application: Designed for use in refrigeration compressors, especially those using ammonia or hydrocarbon refrigerants.
Viscosity: Closely matches the original Gargoyle Arctic A
Temperature Range: Suitable for very low-temperature refrigeration systems