Replacement temperature controller for Fancierstudio Power Heat Press this is for the 15inch-15inch model make sure your temperature controller match before buying. Also if heat press not sold by Fancierstudio from another company will not work these are made for Fancierstudio power heat press 15inch-15inch model: FS15X15B, FS15X15 BB, FS15X15 BG, FS15X15 BY, FS15X15 RW, FS15X15 BW. This controller only works with Fancierstudio Power Heat Press the model numbers listed above if you have other heat press please do not buy this will not work.