Posts Tagged: car AC compressor not working

The 3 Types of Automotive AC Compressors

Automotive AC System Compressor Guide Quick Summary Carmakers install three types of AC compressors: • Piston compressors (fixed and variable displacement) • Scroll compressors • Rotary vane compressors. Each one compresses the refrigerant differently, but the biggest real-world difference lies in how they control output and efficiency. Fixed-displacement compressors cycle on and off, while variable-displacement compressors adjust output continuously. Scroll and rotary designs offer smoother, quieter operation. Knowing how each works is the key to diagnosing failures, avoiding repeat compressor damage, and choosing the right replacement. The 3 Types of … Read More