Isuzu Discovery 2012 4WD Dina refrigerator AC compressor (air conditioning compressor), which is the part responsible for pumping Freon gas in the cooling cycle to provide cold air inside the Dina cabin. This model is compatible with specific types of trucks or large vehicles, most notably: Valeo TM series: specifically models TM-15 or TM-16, which are compressors known for their high performance and are often used in trucks and buses. This type usually operates at 12 volts or 24 volts and features a 7-piston design to ensure efficiency.