Klixon Compressor Overload Cutout. Part No. RF159A. Other Part No. 232PHBYY-53. Overload has Klixon 4TM 232PHBYY & -53 DCD5K printed on it. Cutout current 1.84amp, cutout temperatuure 125degC. Suits some 230-240VAC compressors. Installs in seconds. We have been supplying appliance parts to the trade and retail for over 25 years. Buy with confidence.