Honeywell LinevoltPro TL8230A1003 voltage thermostat for practically all 2 and 4-wire electric heating. Digital read-out, non-programmable. Not a replacement for 24V thermostats. Provides line voltage control of electric heating equipment. Electrical ratings (resistive): 15A at 120/208/240VAC. Double-pole single-throw (DPST). Soundproofed relays for quiet operation. 15-minute heating cycles. Includes backlit display and positive off switch.
No batteries required. Dimensions are 2.76" wide x 4.89" high x 0.91" deep. Temperature range on buttons of 40F to 86F.