Product Name: Screw Plug Immersion Heater Electric Water Heater Tubular Heating Element Model NO.: SL-IM001 Shape: Tubular Form: Heating Wire Material: SUS304, 316, 321 Type: Flange Tube Heater Certification: ISO9001, CE Transport Package: Carton or Wooden Case Specification: Customized Origin: China HS Code: 851680000 Product Description Screw plug immersion heaterfor solar water heaterScrew plug immersion heater are screwed directly through a threaded opening in a tank wall or through a matching pipe coupling or half coupling.Sizes of screw plug heaters are available with 1", 1-1/4", 1-1/2", 2",2-1/2" pipe threads.A wide selection of screwplugsizes, kilowatt ratings, voltages, sheath materials, terminal enclosures and thermostats makes these compact heaters ideal for all types of applications.1. Tube diameter: Φ8mm-Φ16mm2.Tube Material: SS201, SS304, SS316, SS321 and INCOLOY800 etc3. Insulation Material: MgO4. Conductor Material: Nichrome Resistance Wire5. Wattage Density: High/Middle/Low (5-25w/cm2)6. Lead Connection Option: Threaded Stud Terminal or Lead WireSheath Dia. ±0.15mm6.4810121416182025Sheath Length Max. (mm)600060006500650070007000700070007000Maximum Voltage250277480550550550550550550Wattage Tolerance+5% -10%Resistance Tolerance+10% -5%Immersion water heaters product shows:Application of immersion water heaters:Livestock water tank deicer. For keeping dog, cat, chicken, and domestic animals' water from freezing.•Standard water heater element replacement for on or off grid applications•Water preheating•Campers, motorhomes, and RVs•Emergency hot water•Portable commercial, industrial machines and equipment•Runs off your car battery for portable hot water anywhere•Direct wind and solar applications•Cement mixing trucks•Use for DIY solar batch water heaters•For heating motor oil, vegetable oil, or most any other oils or liquidsWork shop of immersion heaters: