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Cartridge Heaters

Cartridge Heaters and Cal Rod Heaters of all sizes and types Stainless Steel Sleeve. High Precision ground Cartridge Heaters for any industrial application. Precision designed to fit any tooling application at prices to compete with even catalog house prices. All exit styles, European designs and thermocouple types available from stock or quick delivery. Heat Tech Systems heaters are built for any industrial application from Injection Molding , Extrusion, Tooling, Medical and chemical.

High watt density cartridge heaters are built with premium materials to maximize field performance. Our cartridge heaters can be configured with optional type J or K thermocouples. Heat Tech System Inc is also able to Supply metric sizes from 3.1 mm to 25 mm and imperial sizes ranging from 1/8” to 1”. If you need a quality built cartridge heater designed to your specifications and delivered fast, Heat Tech Systems has the right high watt density cartridge heater solution for you.Let us quote for you today we can not only save you money but time as well.


Heat Tech Systems offer the following types of Cartridge Heaters:

  • High Watt Density Cartridge Heater
  • High Watt Density Cartridge Heater with Thermocouples
  • 4mm High Watt Density Cartridge Heater
  • High Watt Density Cartridge Heater with Integral Cutting Blade
  • Medium Watt Density Cartridge Heater
  • Low Watt Density Cartridge Heater

We have many styles of stock heaters with overnight deliveries!

High Watt Density Cartridge Heaters

High Watt Density Cartridge Heaters are fast responding cartridge heaters that can be precisely profiled to help your equipment operate at peak performance levels. Heat Tech Systmes has studied specific applications and supplies industry specific algorithms that calculate distribution profiles for plastics, rubber, packaging and other applications. Heat Tech Systems Cartridge heaters core construction and available options results in the performance, durability and value you need from a cartridge heater.

Medium Watt Density Cartridge Heaters

The cost effective alternative for cartridge heaters greater than 8” long with watt densities below 65 watts per square inch. Medium watt density cartridge heaters have the resistance wire in the center of a ceramic core . Swaged in the same method as our high watt density cartridge heaters-Medium watt density cartridge heaters are durable workhorses.

Anti-Seize Cartridge Heaters

Heat Tech Systems has solved the removal problem sometimes seen in cartridge heaters. Heat Tech cartridge heaters are built to last. During that time it is possible for a cartridge heater to adhere to the bore making the cartridge heater difficult to remove especially when the cartridge heater is inserted into dissimilar metals such as aluminum or brass, or when contaminants are present. Heat Tech’s premium Anti-seize cartridge heaters help you preserve the integrity of your bore so your equipment can run at its best, and reduce costly down time associated with heater removal.

Diameters Available

Inch 1/8″ 1/4″ 3/8″ 5/16″ 1/2″ 5/8″ 11/16″ 3/4″ 1″
Metric 3.17 6.5 8 9.5 10 12 12.5 15 16
Dia. 18 19 20 25