The Vapour Compression System Test Rig is a comprehensive educational setup used to study the performance of vapor compression refrigeration systems. It demonstrates the working of components such as the compressor, condenser, expansion valve, and evaporator. With digital gauges and measuring instruments, students can analyze system efficiency and COP under various load conditions. Suitable for engineering colleges, polytechnic institutes, and ITIs, this trainer provides real-world understanding of refrigeration technology. Built for durability and accuracy, it is a must-have for modern HVAC and refrigeration training laboratories.