4000W 4KW Electrical Element Booster For Water Heater AC 220V DN25<br>Description:Thread Material:brassPipe Material:304 stainless steelThread Size:DN25 1&amp;quot;(BSP)Length:270mm\/10.63&amp;quot;Pipe Diamter:8mmOperating Voltage:AC 220V 50HzPower:4000WLife Time:12，000 hours<br>Feature:4000W water heater heating elementBrass thread enable high electrical conducivityHealthy and druable with food grade 304 stainless steel heating pipePerfect for water heater heating non-alkaline water usage<br>Package included:1X 4000W Element Booster For Water Heater