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Bobbin & Pipe Heater

Bobbin & Pipe Heaters represent advanced industrial heating technology specifically engineered for efficient indirect heating of fluids, gases, and semi-solid materials in demanding industrial applications. These sophisticated heating elements utilize premium high-temperature refractory ceramic insulators available in various diameters and lengths, providing exceptional thermal stability and electrical insulation properties. The precision-engineered ceramic bobbin cores support high-quality NiCr or FeCrAl resistance wire coils, ensuring optimal heat transfer characteristics and long-term operational reliability in diverse industrial environments.

Operate up to 800 °C

Standard and custom bobbin diameters

100% immersion heat transfer efficiency

  • Versatile sheathed and unsheathed design configurations
  • Custom lengths, diameters, and power ratings available
  • Low-pollution, environmentally friendly operation
  • Simple installation and maintenance procedures
  • See all 14 features
Overview

Product Description

Bobbin & Pipe Heaters represent advanced industrial heating technology specifically engineered for efficient indirect heating of fluids, gases, and semi-solid materials in demanding industrial applications. These sophisticated heating elements utilize premium high-temperature refractory ceramic insulators available in various diameters and lengths, providing exceptional thermal stability and electrical insulation properties. The precision-engineered ceramic bobbin cores support high-quality NiCr or FeCrAl resistance wire coils, ensuring optimal heat transfer characteristics and long-term operational reliability in diverse industrial environments. Manufactured with meticulous attention to quality and performance, these heaters are available in both sheathed and unsheathed configurations to accommodate versatile indirect heating applications. Sheathed variants feature robust protective tubes constructed from premium materials including stainless steel SS316, Incoloy, titanium, or nickel-plated steel, providing superior corrosion resistance and mechanical protection for demanding chemical and industrial processes. The unsheathed versions offer direct heat transfer capabilities for specialized applications requiring maximum thermal efficiency. These versatile heating solutions incorporate optional thermowells, weather-resistant terminal boxes, and integrated temperature sensors that enable precise temperature control and real-time process monitoring. The innovative immersion-tube design delivers exceptional heat transfer efficiency up to 100%, making them ideally suited for heating various fluids, semi-solids, and gases at operating temperatures up to 800°C. The uniform watt density distribution ranging from 1-10 W/cm² ensures consistent thermal performance and extended element life. Advanced engineering features include customizable bobbin diameters ranging from 25 mm to 93 mm, with specialized larger sizes available for specific applications. The modular construction enables flexible configuration options, while the precision manufacturing ensures consistent electrical characteristics and optimal thermal performance. Optional integrated PT100 RTD sensors or thermocouples provide accurate temperature feedback for sophisticated control systems, ensuring optimal process conditions and safety monitoring. As energy-efficient heating solutions for modern industrial operations, Bobbin & Pipe Heaters offer superior thermal efficiency through optimized heat transfer design, resulting in reduced energy consumption and operational costs. The robust construction, combined with advanced materials and precision manufacturing techniques, ensures extended operational life with minimal maintenance requirements. Their versatile design makes them the preferred choice for industries requiring reliable, efficient, and precise heating of fluids, gases, and semi-solid materials in tanks, vessels, and process equipment where indirect heating is essential for operational success and product quality.
Why It Performs

Key Features

  • Versatile sheathed and unsheathed design configurations
  • Custom lengths, diameters, and power ratings available
  • Low-pollution, environmentally friendly operation
  • Simple installation and maintenance procedures
  • Corrosion and chemical resistant alloy construction
  • 100% immersion heat transfer efficiency
  • Precise temperature control with integrated sensor options
  • Robust ceramic construction for extreme temperature stability
  • Multiple mounting and installation configurations
  • Energy-efficient operation reducing operational costs
  • Extended service life with minimal maintenance requirements
  • Flexible voltage and wattage options for global compatibility
  • Advanced materials engineering for demanding applications
  • Comprehensive safety features and certifications available
Build Quality

Construction

  1. 01

    Refractory Ceramic Insulator

    High-purity ceramic bobbin cores available in diameters from 25 mm to 93 mm (custom sizes available) providing exceptional electrical insulation, thermal stability, and precise wire support.

  2. 02

    Resistance Wire Element

    Premium FeCrAl or NiCr alloy resistance wire precision-wound on ceramic bobbins for uniform watt density (1–10 W/cm²), optimal heat generation, and long-term reliability.

  3. 03

    Protective Immersion Tube

    Premium-grade titanium, stainless steel SS316, Incoloy, or cast-alloy protective tubes (1.5–3 mm wall thickness, 300–3000 mm length) providing corrosion resistance and mechanical protection.

  4. 04

    Weather-Resistant Terminal Box

    Robust MS construction with IP54 or IP66 rating featuring ceramic terminal blocks and cable glands for secure electrical connections and environmental protection.

  5. 05

    Temperature Sensor Assembly

    Optional stainless-steel thermowell with integrated PT100/RTD sensors or thermocouples (J, K, T-type) for accurate temperature feedback and process control.

  6. 06

    Mounting and Support System

    Precision-engineered mounting flanges, threaded connections, and support brackets ensuring secure installation, proper alignment, and easy maintenance access.

Technical Data

Specifications

Temperature Range
Up to 800°C (1472°F) continuous operation
Heating Element Material
FeCrAl, NiCr 80/20, NiCr 70/30 (premium alloys)
Ceramic Bobbin Sizes
Ø 25, 30, 36, 42, 45, 57, 93 mm (custom available)
Watt Density Range
1–10 W/cm² (optimized for application)
Power Rating
500W to 50kW (custom ratings available)
Voltage Options
110V, 230V, 415V AC (custom voltages available)
Immersion Tube Material
SS316, Incoloy, Titanium, Cast Alloys
Tube Wall Thickness
1.5–3 mm (application dependent)
Tube Length Range
300mm to 3000mm (custom lengths available)
Terminal Box Rating
MS IP54 standard, IP66 optional
Control Integration
Thermocouple, RTD, Thermostat options
Cold Resistance Tolerance
≤3%
Mounting Options
Flange, threaded, clamp-type configurations
Service Life
8,000 to 12,000+ hours typical operation
Where It's Used

Applications

  • Indirect heating of fluids, oils, and industrial chemicals
  • Heating semi-solids including wax, fats, and bitumen
  • Process gas preheating in protective tube systems
  • Laboratory and analytical instrumentation heating
  • Chemical processing and reaction vessel heating
  • Pharmaceutical manufacturing and sterilization
  • Food processing and commercial kitchen equipment
  • HVAC systems and air handling unit heating
  • Galvanizing baths and metal treatment processes
  • Plating tanks and electrochemical applications
  • Textile processing and fiber manufacturing
  • Power generation and utility heating systems
  • Automotive component manufacturing
  • Aerospace and defense applications
Questions

Frequently Asked Questions

A Bobbin Pipe Heater is an electrical heating element constructed with a ceramic bobbin core and resistance wire wound around it. It is designed to be inserted inside pipes, tubes, or thermowells to directly or indirectly heat air, oil, water, or other fluids in industrial applications. The ceramic bobbin provides excellent electrical insulation while the resistance wire generates uniform heat for efficient thermal transfer.

Worldwide Supply

Available In

We manufacture the Bobbin & Pipe Heater in India and export it to 20 countries. Choose yours for local supply details.

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