DN25 Heater 220V 500W/700W/800W Stainless Steel Immersion Water Heating Element with 1"BSP Thread 32mm Product Name: Electrical Heating Element/Water Heater Element/Immersion Heating elementMaterial: 304 stainless steelVoltage: 220VWattage:500W/700W/800WThread/Internal Thread/Nut: DN25/1"BSP/32mmTube Diameter: 8mmApplication:water heaterChoose to pay with feminine thread/nut if vital Caution:Dry burning is forbidden for immersion warmers power tolerance is -10%, +5%.