Sauna heater

(1), New smaller digital controller system. (2), Use three phase limit temp protect thermostat, it will have double protect function,if you use (new model), it has limit temp protect function, if thermostat is broken, limit temp with a little higher, for example if you set temp is 50 degress, when the room temperature arrive at 50 degress, heater will stop working, but this time this stop function is broken,and temperature willcontinue increasing, whentemperature arrive at55 degress, sauna heater will stop heating. it is limit temp protect function. (3), "schneider" connecter. (4), Teflon heating element. (5), much more strong stainless steel box. and