Tubular heating elements for liquids, safe and well established

– Numerous variations and possabilities

Tubular heating elements for liquid

Tubular heating elements for liquids

Backer tubular heating element is a well-tried and safe technical solution for liquid heating.

The Backer tubular heating element is the most frequent alternative when it comes to exact heating of fluids. Our supply of variants and processed products is immense and the elements are used as heating source in different appliances, such as electrical water heaters, dishwashers and washing machines, boilers, coffee machines, fryers, industrial baths and oil filled radiators.

The optimal solution for the required field of application is decided from what medium shall be heated, assembly of the element and power required.

Technical data


Mild steel - Grade D
Stainless steel - AISI 304, AISI 316L, UNS S31254, UNS N08904, Incoloy 800, Incoloy 825


Ø 6,5 mm
Ø 8,5 mm
Ø 14 mm
Ø 16 mm
Ø 18 mm
Ø 21 mm


Inserted heating element with flange
Inserted heating element with screw plug
Heating element with nipple
Immersion heater
Casted element for contact assemblyng


Direct connection for installation in equipment
M4, M6, flat pin, spot welded cable, Ø 2.5 mm pin.
Terminal box with/without temperature regulating device


One, two alt. three wattage ratings/element
Connection at one or two ends
According to customer specification
Standard range
Can be manufactured with UL, VDE approval

Example applications

  • Washing machines
  • Heating pumps
  • Solar heating
  • Boilers
  • Dish washers
  • Towel heaters
  • Fryers
  • Industrial baths
  • Desinfectors

Product examples

Fixing and connection devices

Savings in cost can often be made if elements are fitted with connection and fixing devices during manufacturing. Below you find the most frequent alternatives, which could be considered standard. We can also supply special flanges and alternative methods of fixing made completely to our clients' specifications.


When selecting connection and fixing devices it is often important to bear in mind the size of the series.



Types of cables and wiring

The tubular element can be eqiupped with connection that normally are spot welded on the thread. Choose from insulated or not. If not insulated, they can be provided with insulation hose.


Specification (most common types)

Leading material

Insulation material

Max. operating temp.














Ceramic pearls






BACKER ALPE · Fco.I. Madero No. 2137 Pte. Col. Centro, C.P. 64000 Monterrey, N.L
Mexico · TEL: +52-81 1133 8753 · [email protected] · Corp. reg: 5560530569

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