Cadet BTF1A Electric Baseboard On-Board Thermostat The BTF built-in thermostats provides a convenient way to control a baseboard heater right at the unit. The BTF thermostat was designed to replace the detachable baseboard end plate, so you can install it easily on either end of the baseboard heater and avoid additional wiring. Easy to use with large adjusting twist dial Eliminates the need for extra wiring Conveniently mounts to either end of Cadet baseboard heater Use with 120, 208, or 240 volt Cadet standard baseboard heaters