The Standard Ignition RY 20 SI A C Compressor Clutch Relay is engineered to ensure reliable operation of your vehicle s air conditioning system Designed for 12V applications with a 15A amperage rating this relay is compatible with various Buick Chevrolet Oldsmobile and Pontiac models It features a high quality composite housing that protects against harsh temperatures and severe under hood conditions ensuring durability and longevity The relay includes a mounting bracket for easy installationd is manufactured to stringent quality requirements with facilities certified to TS16949 and ISO9001 standards This ensures that every part is the right part for the right vehicle providing dependable performance in demanding environments