The Carrier Compressor 5H40 Valve Plate is a genuine replacement part designed for Carrier Carlyle compressors. This unit is specifically compatible with Carrier brand compressors and is a valve plate with the model number 5H40. This product is a single unit, perfect for those in need of a replacement part for their HVAC and refrigeration systems. Trust in the Carrier brand for quality and reliability when it comes to maintaining your refrigeration systems.