Industrial Heating Element Manufacturer UK | Soloheat
Since 1980, Soloheat has designed and manufactured industrial electric heating elements for machinery, manufacturing and process industries worldwide. From our dedicated facility and in-house foundry in Gloucestershire, we manufacture standard and bespoke industrial heating elements to suit a wide range of equipment, tooling and process applications.
⚙️ Urgent replacement needed? We offer a Premium 48-Hour Express Manufacturing Service on selected cast alloy, cartridge, ceramic and mica heaters, helping minimise machinery downtime where a rapid replacement is required.
Contact our technical team at sales@soloheat.co.uk or call +44 (0)1453 752459.
🔥 Industry Quick Facts - Cartridge Heater Wattage Guide
More Watts Isn’t Always Better
- Higher wattage doesn’t necessarily mean better heating.
- The correct cartridge heater wattage depends on several factors, including the mass being heated, heat losses, required operating temperature, heat-up time and available heating surface area.
- Selecting excessive wattage can result in unnecessarily high element temperatures. More importantly, the watt density (W/cm²) of the cartridge heater needs to be appropriate for the application. Excessive watt density can reduce heater life and increase the risk of premature failure.
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Why Choose Soloheat for Industrial Heating Elements?
Soloheat designs and manufactures industrial heating elements for demanding machinery and process applications, with a focus on reliable construction, effective heat transfer and long service life when correctly specified and operated.
- Specialist UK Foundry Capability: Operating from our facility in Gloucestershire, we operate the UK’s sole remaining dedicated cast-alloy industrial heating-element foundry, manufacturing bespoke cast aluminium and aluminium bronze heaters.
- Bespoke Engineering & Tooling: We design and manufacture heating elements for new equipment and replacement applications, working from drawings, specifications, existing samples or application requirements and supporting customer engineering teams where required.
- Worldwide Industrial Supply: We supply customers across industries including aerospace, automotive, petrochemical, plastics and packaging, with both metric and imperial heater designs available.
Industries Served
- Plastics & Rubber Processing – OEMs, MROs, end users & resellers
- Packaging
- Pharmaceutical
- Petrochemical
- Aerospace
- Power Generation
- Automotive
- Rail
Cast Aluminium & Aluminium Bronze Heaters
Soloheat specialises in the manufacture of bespoke cast aluminium and aluminium bronze heating elements. Operating from our facility in Gloucestershire, we operate the UK’s sole remaining dedicated cast-alloy industrial heating-element foundry.

Cast heaters are used across a wide range of industries including plastics & rubber processing, aerospace, petrochemical, pharmaceutical and automotive applications.
We manufacture both cast aluminium and aluminium bronze heaters, available as heating-only units or with integral cooling arrangements for water or air cooling.
Our foundry is located in Stroud, Gloucestershire, an area with a long history of specialist foundry work and one of the reasons the business was established here in the early 1980s.
Custom Cartridge Heaters
Soloheat supplies a range of standard-size cartridge heaters, available to order through our online store.
We also manufacture bespoke cartridge heaters for applications requiring non-standard dimensions, wattages, voltages, terminations or other application-specific features.

Mica Band Heaters
Soloheat supplies a range of standard-size mica nozzle heaters, available to order through our online store.
We also manufacture bespoke mica band heaters and nozzle heaters for applications requiring non-standard diameters, widths, wattages, voltages, terminations or other application-specific features.

Ceramic Band Heaters
Soloheat manufactures ceramic knuckle band heaters for demanding industrial heating applications, particularly where higher operating temperatures are required. Ceramic heaters are commonly selected for applications above approximately 400°C (752°F), with suitable constructions capable of operating at temperatures up to approximately 760°C, depending on the application.
Available as single or multiple-segment heaters, they can be manufactured in single-phase, three-phase and multiple-circuit configurations. Ceramic band heaters can also be supplied with an external flexible insulation jacket to reduce heat loss, improve energy efficiency and help reduce exposed surface temperatures.

View our Ceramic Knuckle Band Heaters and technical information →
Insulation Jackets
Soloheat manufactures bespoke industrial insulation jackets in a range of constructions and thicknesses, including jackets up to approximately 38 mm thick, with fastening options including VELCRO® and cam buckles.

Depending on the materials and construction selected, insulation jackets can be manufactured for operating temperatures of up to approximately 500°C. High-temperature, flame-resistant or non-combustible materials are selected where appropriate for the application. We use Kevlar-coated stainless-steel thread for all stitching, providing a durable and robust jacket construction.
View our Industrial Insulation Jackets and technical information →
Thermocouples, Temperature Sensors, Plugs & Cables
Whether you need a replacement temperature sensor or a completely bespoke sensing solution, Soloheat has the experience to help.

We manufacture thermocouples and bespoke temperature sensors, including a wide range of configurations for industrial machinery and process heating applications. We also supply RTDs, pressure sensors, thermowells, temperature controllers, infrared thermometers, thermocouple cables, plugs, sockets and associated accessories.
Backed by over 45 years of industrial heating experience, we provide practical technical advice, fast quotations and temperature sensing solutions selected to suit the application.
View our Thermocouples, Temperature Sensors, Plugs & Cables →
Industrial Heating Accessories & Ancillary Items
Soloheat supplies a growing range of industrial heating accessories, including electrical connectors, cable glands, thermocouple components, heater plugs, sockets, high-temperature cables, mounting hardware and installation accessories.
With experienced technical support and a range of commonly required components available from stock, we supply ancillary items for plastics processing, packaging, food production, pharmaceutical and general engineering applications.
View our Industrial Heating Accessories & Ancillary Items →

Industrial Heated Hoses
Soloheat supplies custom industrial heated hoses for the controlled transfer of temperature-sensitive materials in plastics processing, extrusion, packaging, hot-melt and other industrial applications.
Heated hoses can be manufactured to suit new installations or as replacements for existing OEM assemblies, with custom lengths, bore sizes, end fittings, temperature sensors and electrical connections available.
Designed specifically for electrical engineers, design engineers and maintenance professionals, the Soloheat Electrical Engineering Essentials Guide provides a concise reference to the fundamental calculations and principles used when designing and specifying industrial heating systems.
Whether you’re selecting cartridge heaters, band heaters, cast aluminium heaters or other electric heating elements, this guide brings together electrical formulas and engineering data used by industry professionals. Download the Soloheat Electrical Engineering Essentials Guide →
Soloheat Electric Heating Element Solutions – Quick Links
Explore our industrial electric heating products and engineering solutions: