The WMZ11A-75L122NSP600B8-E5B is a PTC Thermistor manufactured by Tyohm and is RoHS compliant. It is through hole mounted and designed to offer overcurrent protection for small household and industrial appliances, monitoring and controlling current levels. It is a small, disk shaped part which has a temperature sensitive material inside, allowing it to alter its resistance in relation to changes in temperature. This feature allows it to provide overcurrent protection for any given device. It is rated up to 600V and can handle up to 11A at 25C.