Replacement thermostat for electric baseboard heater models K and CB. This thermostat connects to the heater for superior temperature control. Flexible hook up, choose the side of the baseboard heater you want to install this thermostat on and wire it according to the manufacturer instructions. Designed for left or right mounting. With heating from 40-90 degrees, F. Everything you need is included so you don’t have to order extra parts. It comes with the thermostat, knob, and j-box.