Cartridge Heaters

High quality swaged cartridge heaters in various sizes, metric and Imperial measurements. All standard heaters come with 10 “ fibreglass leads and ceramic end piece.

We offer many diameter options for cartridge heaters which then further allow you to specify the length and wattage requirements.

Tecnologic UK is a reliable cartridge heater supplier to industry, and supplies a range of sectors to include pharmaceutical, catering, food production, packaging, factory, warehousing and electronics industries and OEMs. Renowned for selecting the best quality materials and providing value for money along-side sound technical advice and providing client account facilities to include finance, priority delivery services and custom manufacture.

For Custom Cartridge Heaters we provide an extensive range of options to allow full control over the circuit, construction, mechanical stops and dimensions as well as providing manufacture for square cartridge heaters and round in both swaged and non-swaged variations.

Please contact our sales office for bespoke items or any sizes, power or lead lengths not listed.

Cartridge heaters are ideal for generating localised heat in contact applications, often requiring frequent heat-cool cycles. As heating element manufacturers we can build and supply a full range of UL recognised cartridge heaters with customised watt density, seals, thermocouples, fittings and thermal characteristics to perfectly suit your application.


We supply cartridge heaters in a range of standard diameters from 1/8 inch to 1 inch – with custom diameters and lengths available. These heating elements can be manufactured in high or low watt density versions depending on the target temperatures required, and can be fitted with a wide variety of different termination options, lead exits, thermocouples, and end seals to suit the environmental characteristics such as temperature, moisture levels or likelihood of flexing.

Termination options: Swaged in leads, Crimped on leads, Right angle leads, Straight braid, Right angle braid, Stainless steel flexible conduit, Right angle stainless steel flexible conduit, Convoluted conduit, Right angle copper elbow with conduit, Copper coupler, Ceramic beads, Straight pins, Sleeving

End seal options: Lava seal, Cement, Epoxy potting, Epoxylite potting, Teflon, RTV

Fitting optons: Single ended NPT, Double ended NPT or Custom in a choice of brass or stainless steel

Internal thermocouple options: Type J or Type K, grounded or ungrounded, middle or disc end location

Mechanical stop options: Weld beads, Tab stops, Custom round flange, Custom rectangular flange

Bend options: Any angle between 10-120 degrees