This trolling motor transducer has a temperature sensor. Works with:LCX110C, LCX111C HD, LCX112C, LCX113C HD, LCX17M, LCX20C, LCX25C, LCX26C HD, LCX27C,LCX28C HD,LCX37C,LCX38C HD,LMS332C, LMS334C iGPS,LMS480,LMS520C,LMS522C iGPS,X102C,X125,X135,X510C,X52,HDS.