The Lang 30402-27 Thermostat regulates equipment temperature by controlling the heating circuit according to the selected temperature setting. It features a vertical bracket, flat-down sensing bulb measuring 3/16" x 11-5/8", and a 48" capillary tube. With an adjustable temperature range of 100–450°F, this replacement thermostat supports consistent heat control and reliable operation i... https://partsfe.com/thermostat-kxp-3-16-x-12-48-30402-27/1-30402-27.html