EP Screw-in Cartridge Heaters

Type EP


EP Screw-in Cartridge Heaters are used for direct heating of solid, fluid and gaseous mediums. They are made for horizontal fitting. Screw-in Cartridge Heaters are suitable for various applications as heating of water containers, oil tempering, plating solutions, air and tools.


  • various dimensions (Ø/length)
  • voltage and wattage variations
  • capacity tolerance ± 5 % on request
  • nipple and flange variations
  • other jacket materials
  • other thread types
  • with integral thermocouple
  • with integral thermostat
  • with 3 step key
Cartridge Heaters as screw-in option A BA SV V WAL
thread inch from G3/8 brass or stainless steel thread
cover / stainless steel aluminium aluminium varnished aluminium casing
copper sealing ring x x x x x
protection IP 00 IP 50 IP 40 IP 50 IP 65
leads 1000 mm fibreglass insulated cable screw union / leads as customer request encapsulated cable screw union / leads as customer request
miscellaneous     thermostat or 3 step key    
  • up to 750°C
    operating temperature
  • up to 20 W/cm²
    surface load

EP Screw-in Cartridge Heater


Medium W/cm²
water or watery caustic solution, static 6-8
water or watery caustic solution, slightly moving 10
oil, thin, e.g. heat carrier 1,5 - 3,6
oil, viscous 1 - 1,8
viscous materials 1 - 1,5
still air  
ca. 20°C environment temperature 1,5 -3
ca. 100°C environment temperature 1,5 - 2,5
ca. 3 m/s air flow  
ca. 200°C air temperature 1,5 - 3
ca. 400°C air temperature 1,5 - 2,5
ca. 10 m/s air flow  
ca. 200°C air temperature 4 - 5
ca. 400°C air temperature 4 - 4,5
solid bodies, e.g. cast in light metal 6


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