Finned Tubular Heater

Wattheat Industrial Finned Tubular Heaters are designed for efficient heat transfer in air and gas heating applications where fast response and stable output are required. The finned tubular heater structure maximizes surface area, enabling reliable performance in continuous-duty industrial environments.
Engineered for OEM integration, these heaters support customized configurations to match specific system requirements. Contact us for custom specifications.

Finned Tubular Heater

Wattheat Industrial Finned Tubular Heaters are designed for efficient heat transfer in air and gas heating applications where fast response and stable output are required. The finned tubular heater structure maximizes surface area, enabling reliable performance in continuous-duty industrial environments.
Engineered for OEM integration, these heaters support customized configurations to match specific system requirements. Contact us for custom specifications.

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Finned Tubular Heaters: Efficient Heat Transfer for Industrial Applications

Wattheat finned tubular heaters are designed as versatile industrial heating elements for applications involving convection, radiation, and conduction heating. Each unit is manufactured using high-quality stainless steel sheathing, modified high-temperature magnesium oxide insulation, and premium resistance alloy wire to ensure consistent electrical and thermal performance.

The addition of stainless steel heat-sink fins significantly increases effective surface area, improving heat dissipation and enabling efficient operation in air heating systems such as ovens, dryers, air curtains, and load banks. With a focus on structural reliability and controlled production standards, Wattheat finned heaters are engineered to meet the long-term demands of industrial environments.

Wattheat Furnace-Grade Finned Tubular Heaters

Key Technical Advantages

  • Premium Material Composition: Manufactured using high-quality stainless steel sheaths and fins, combined with modified high-grade MgO powder for superior dielectric strength and thermal conductivity.

  • Enhanced Heat Dissipation: The stainless steel heat sink (fins) significantly increases the effective surface area, allowing for faster heat transfer to the surrounding medium while maintaining lower element sheath temperatures.

  • Strict Production Control: Every unit undergoes rigorous quality oversight to ensure consistent electrical resistance and long-term durability in continuous-duty cycles.

  • Flexible Engineering: Designed for ease of installation with a reasonable mechanical footprint, making them adaptable to various housing and duct configurations.

Specifications of Finned Tubular Heating Element

Industrial Finned Tubular Heater
Technical Feature Description & Specifications
Product Item Customized electrical duct air heater finned tubular heating element
Voltage 110v - 380v, can be customized
Power 200w - 3000w, can be customized
Tubular Material Stainless steel / Iron / Incoloy 800
Fin Material Aluminum / Stainless steel
Application Air heater, used in oven and duct heater and other industry heating process

Types of Finned Heaters made by Wattheat

Spiral Finned Tubular Heaters

Wattheat Spiral Finned Tubular Heaters are precision-engineered heating elements designed to maximize thermal dissipation through the integration of spiral fins along the tubular sheath. By significantly increasing the surface area, these heaters provide superior heat transfer efficiency in forced air and convection heating applications.

There are mainly 4 types found fin tubular heaters made by Wattheat. They are the straight finned tubular heaters, U Shaped finned tubular heaters, W or M shaped finned tubular heaters. Wattheat only use the high quality of the tubes and fins to produce the spiral fins heaters.

1. Straight Type Finned Tubular Heater

Straight Type Finned Tubular Heater

The straight type finned tubular heater is the standard design, featuring a tightly wound spiral fin along the pipe’s surface to maximize the convective surface area. It delivers high heat transfer efficiency for air heating applications and offers robust performance at 230V. Available fin configurations include 12mm diameter with a 24–30W/cm (approximate) distribution. We can tailor sizes to meet your exact requirements.

Key features:
High surface area for improved convection
Durable stainless steel sheath
Adjustable fin density and length

Size of Straight Type Finned Tubular Heater
Power (W) Length L (mm) Fin Zone A (mm) Fittings
500 200 170 M18*1.5
1000 450 420 M18*1.5
1500 700 670 M18*1.5
2000 950 920 M18*1.5
2500 1200 1170 M18*1.5
3000 1500 1470 M18*1.5

2. U Shaped Finned Tubular Heaters

U Shaped Finned Tubular Heaters

The U-shaped finned tubular heater is among Wattheat’s most popular finned heaters. Widely used across heating industries, including air duct heating, oven heating, furnaces, and load banks. We tailor finned heaters to your exact specifications—standard options include 12 mm diameter and 230 V, with the 24–30 mm spiral fin diameter being the most popular. If you need a different size, just let us know.

Key features:
Compact form factor
Efficient heat dissipation
Customizable fin arrangement

Power (W) Length L (mm) Fin Zone A (mm) Fittings
500 200 170 M18*1.5
1000 450 420 M18*1.5
1500 700 670 M18*1.5
2000 950 920 M18*1.5
2500 1200 1170 M18*1.5
3000 1500 1470 M18*1.5

3. W or M shaped finned tubular heaters

W or M shaped finned tubular heaters

Size of W or M shaped finned tubular heaters

Our finned heaters are carefully formed into W or M shapes to shorten the overall length while maximizing heating capacity in tight spaces. Jaye offers a wide range of these high-efficiency finned heaters and serves customers worldwide. We tailor size, length, and resistance values precisely to your application requirements.

Common specifications: 12 mm diameter, 230 V, 24–30 mm spiral fin diameter (most popular). Other dimensions are welcome for inquiry.

Wattheat custom make the high finned tubular heaters for you.
Key features:
Optimized fin geometry for maximum surface area
Flexible mounting options
Suitable for complex channel layouts

Power (W) Length L (mm) Fin Zone A (mm) Fittings
2000 500 470 M18*1.5
2500 625 595 M18*1.5
3000 750 720 M18*1.5
3500 875 845 M18*1.5
4000 1000 970 M18*1.5
4500 1125 1095 M18*1.5

4. Rectangular Fin Heaters

Rectangular Fin Heaters

Size of Rectangular Fin Heaters

Rectangular fin heaters utilize stainless steel plates as fins to maximize heat transfer in flat or wide channels. They deliver consistent performance across varying load profiles and are configurable in multiple sizes.

Key features:
Large flat heat-transfer surface
Robust construction
Customizable fin dimensions and spacing

Common specifications:
Fin dimensions: 25 × 50 mm, 40 × 80 mm
Fin diameters: 8.5 mm, 10 mm

Custom diameters available
Customization: Wattheat can tailor fins, dimensions, and mounting configurations to your exact requirements.

Rectangular Fin Heating Elements

Sheath materials of the finned tubular heaters:

Wattheat makes the finned tubular heaters with Various materials are available, and the most common and popular materials are: Stainless steel 304, Stainless steel 316 and 316L, Incoloy 840, Incoloy 800, Etc. For special material needed, you can also just let us know.

Fins Material: There are stainless steel fins and steel fins as selected.

OEM & Customization Options

Wattheat supports OEMs and system integrators with flexible finned tubular heater configurations, including:

  • Custom heater length, diameter, and fin spacing

  • Voltage and wattage tailored to system load requirements

  • Selection of sheath and fin materials for specific operating conditions

  • Multiple terminal styles and lead wire options

  • Mounting brackets, flanges, and fixing solutions

  • Engineering support for new equipment design and system upgrades

Typical Industrial Applications

Wattheat’s Industrial Finned Tubular Heaters are specifically engineered for high-efficiency thermal transfer in forced and natural convection environments. Due to their robust construction and enhanced surface area, they are utilized across a broad spectrum of heavy-duty industrial sectors.

Typical Industrial Applications:

  • Industrial Ovens and Drying Systems: Ideal for curing, drying, and heat-treating processes where consistent air temperature is critical.

  • Air Curtain Heating Equipment: Extensively used in industrial air curtains to maintain thermal barriers at building entrances.

  • Convection and Forced-Air Heating Units: Integrated into HVAC ducts and space heaters to provide rapid, uniform air heating.

  • Load Banks and Test Equipment: Employed as reliable resistive loads for testing power sources and electrical systems.

  • Machinery Manufacturing and Automation: Provides essential heat for various automated industrial processes and specialized machine components.

  • Sector-Specific Processing: Integrated into automotive paint booths, textile drying ranges, and food processing ovens to meet strict hygiene and temperature standards.

  • Commercial Assemblies: Utilized in home appliances and commercial heating units requiring durable, long-lasting heating elements.

Why Choose Wattheat

Wattheat is an industrial heater manufacturer focused on delivering reliable, application-matched heating solutions for OEMs and engineering teams. Our finned tubular heaters are developed with an emphasis on material integrity, thermal efficiency, and long-term operational stability. By combining controlled manufacturing with practical application engineering, Wattheat helps customers achieve consistent performance, reduced maintenance risk, and dependable system integration across a wide range of industrial heating applications.

Frequently Asked Questions (FAQ)

Industrial Finned Tubular Heater

A: The primary advantage is the increased surface area provided by the stainless steel fins. This allows for significantly higher heat transfer rates to air or gases, enabling higher wattages in a smaller footprint while preventing element overheating.

A: We use only high-quality stainless steel for the sheath and fins, coupled with modified high-grade magnesium oxide powder and high-grade resistance heating alloy wires.

A: Yes. Wattheat designs these elements with a flexible mechanical approach. We can customize the configuration into Straight, U-shaped, or M-shaped designs to fit your specific installation requirements.

A: Reliability is achieved through strict production control and the use of premium industrial-grade materials. Each heater is designed to be a universal and reliable element for conduction, convection, and radiation heating in heavy-duty environments.

A: Key details include operating voltage, target wattage, heater dimensions, fin type, sheath material, terminal style, mounting method, and application environment. Providing system drawings helps ensure accurate specification.

Industrial Finned Tubular Heater

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