Inverter 360 ... 440 V 50/60 Hz for Copeland XHV0252P, XPV030P, YHV029U, YHV046U YHV0252P flat plate compressors - must be cooled with water/refrigerant. No ribbing. The converter includes 3x 13A 25mH choke, K8425452 - not included in the inverter delivery.