For over five decades, Heat Source has been India's trusted name in industrial heating, designing, manufacturing, and delivering heating elements and systems to industries that cannot afford to compromise on reliability, performance, or quality. We manufacture a wide range of industrial electrical heaters, including tubular heaters, cartridge heaters, band heaters, immersion heaters, strip heaters, coil heaters, nozzle heaters, half and fully sheathed ring heaters, quartz infrared heaters, and custom-engineered heating assemblies. We also import and supply ceramic infrared heaters and short wave infrared heaters to provide a complete range of industrial heating solutions. Every heater we manufacture or import is designed to perform consistently, run efficiently, and last. With watt densities, voltages, sheath materials, and form factors tailored to your application, Heat Source manufactures custom industrial heaters and supplies imported infrared heaters to meet diverse industrial heating requirements.
Manufactured Products: Tubular Heaters | Cartridge Heaters | Band Heaters | Immersion Heaters | Strip Heaters | Coil Heaters | Nozzle Heaters | Half Ring Heaters | Full Ring Heaters | Quartz Infrared Heaters
Imported & Supplied Products: Ceramic Infrared Heaters | Short Wave Infrared Heaters
Industries Served: Automotive | Plastics | Pharmaceuticals | Food Processing | Textiles | Chemicals | Electronics | Glass | Packaging | Defence
Customisation: Custom-manufactured heaters are available in any wattage, voltage, sheath material, shape, length, and operating temperature, engineered to your specification and delivered pan-India.
Efficiency: Selected heating solutions, including ceramic infrared heaters, achieve up to 96% electrical-to-thermal conversion efficiency, helping reduce energy consumption and operating costs.
Heat Source was founded with a single conviction that Indian industry deserves industrial heating equipment built to the same standards as the best in the world and delivered with the responsiveness and application knowledge that only a domestic manufacturer can provide.
Over 50 years later, that conviction drives everything we do.
Since our founding, we have supplied industrial heating elements and systems to over 500+ industrial clients across India and in export markets. Our experience spans virtually every industrial sector from small engineering workshops to large-scale continuous process plants running 24 hours a day, 365 days a year. That depth of experience means we have almost certainly worked on an application similar to yours and we bring that knowledge directly to your enquiry.
Heat Source supplies industrial heating equipment to clients across all major industrial zones in India, including Mumbai, Pune, Chennai, Ahmedabad, Delhi NCR, Hyderabad, Bengaluru, Kolkata, Coimbatore, Surat, and beyond through a reliable logistics network with consistent lead times. For urgent requirements, we offer expedited dispatch.
As a manufacturer and importer of all critical components, Heat Source eliminates the distributor markups and subcontracting costs that inflate prices at trading companies. Our pricing is competitive on individual orders and becomes significantly more economical at volume with structured bulk pricing for regular procurement contracts and annual supply agreements. We are transparent about our pricing and work with procurement teams to find cost-effective solutions without compromising on specification.
Our relationship with clients does not end at dispatch. Heat Source provides ongoing technical support covering installation guidance, commissioning assistance, troubleshooting for process problems, and heater replacement when elements reach end of life. We maintain records of client specifications, so reordering is fast and accurate without the need to re-specify from scratch. When you call with a problem, you speak to a technical person and you get a response that actually helps.
Start by defining your process temperature, the medium being heated (liquid, gas, solid surface, or radiant target), the physical space available, your power supply voltage, and your control requirements. Each of these parameters narrows the field of suitable heater types and configurations. For example, a process requiring heat inside a metal mould at 250°C with a drilled hole for element insertion points directly to a cartridge heater in stainless steel. A process requiring non-contact heating of a moving plastic film points to an infrared heater. If you share your process details with our engineering team, we will provide a specific recommendation with justification.
Imported ceramic infrared heaters and short wave infrared heaters supplied by Heat Source are used across a wide range of industries. The most significant users are automotive manufacturing (paint and coating curing), plastics processing (thermoforming, welding, pre-heating), food processing (baking, browning, drying), pharmaceuticals (tablet coating drying, packaging), textiles (heat-setting, drying), wood and furniture (coating curing, adhesive activation), electronics (solder reflow, adhesive curing), glass processing (tempering, bending), and paper and printing (ink drying, coating curing). Any industry that processes materials or surfaces that absorb infrared radiation efficiently is a candidate for infrared heating technology.
Yes. Heat Source supplies industrial heating equipment to clients across all states and major industrial zones in India. We dispatch from our Mumbai manufacturing facility through established freight partners, with standard delivery times of 3–10 business days for in-stock and standard products. Custom-manufactured heating elements are available but you can get the number of days of delivery by connecting with our team.
Heat Source supplies industrial heating products that meet applicable quality and compliance standards, including CE marking and RoHS compliance where applicable. Imported infrared heaters are sourced from trusted manufacturers and supplied with relevant quality documentation where applicable.
The operating temperature range of industrial heaters varies by type and construction. Tubular and cartridge heaters in standard stainless steel construction are rated to sheath temperatures of 450–600°C, while Incoloy-sheathed elements can operate continuously to 850°C and Inconel variants to over 1,100°C. Ceramic infrared heaters achieve surface temperatures of 300–700°C. Short wave infrared heaters operate at filament temperatures of 1,800–2,600°C. High-temperature resistance furnace elements can operate above 1,400°C in controlled atmospheres. Our engineering team can advise on the appropriate construction for your specific process temperature and environment.
Service life varies by heater type and operating conditions. Correctly specified and properly installed industrial heating elements achieve the following typical service lives: tubular heaters 10,000–20,000 hours, cartridge heaters 5,000–15,000 hours, ceramic infrared heaters 8,000–15,000 hours, and short wave infrared heaters 5,000–10,000 hours. The most common causes of premature failure are operating above rated watt density, poor thermal contact between heater and load, moisture ingress at terminations, mechanical shock or vibration, and incorrect control settings that allow overtemperature. Elements that are correctly specified, properly installed, and operated within rated parameters consistently achieve or exceed their design life.
Short wave infrared heaters are generally the preferred choice for thermoforming applications. Their ability to reach full operating power in one to three seconds, combined with high power density and deep penetration into thermoplastic materials, enables rapid and uniform heating of plastic sheets to forming temperature. This translates into shorter cycle times, higher throughput, and more consistent forming quality compared to medium wave or convection pre-heating systems. For specific thermoplastics particularly those with strong medium wave absorptivity or thick cross-sections requiring more gentle, even heat penetration medium wave infrared may be more appropriate. Our application engineers can recommend the optimal solution based on your material, sheet thickness, line speed, and forming process.
