Caldera eléctrica serie WDR de 2 toneladas en Etiopía

The thermal efficiency of Sitong electric steam boiler could reach 99%, and there is no NOx released to the air. The boiler adopts high quality electrical heated tube, work for about 20000 hours. It uses stainless steel electric heating tubes has high compression strength, the working life is 5~10 times longer than the common tubes