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Over the Side Immersion Heater

Over the Side Immersion Heaters represent innovative portable heating technology specifically engineered for flexible tank and vessel heating applications where permanent installation is impractical or undesirable. These advanced heating systems are designed for quick top-mounting installation in drums, open tanks, and process vessels, enabling efficient heating of oils, degreasers, acids, plating baths, and various process fluids without the need for vessel drainage, modification, or welding. The portable design provides unparalleled flexibility for multi-tank operations and temporary heating requirements in diverse industrial environments.

Shapes: L, O, vertical loops (customizable)

Quick install & removal—no draining

Explosion-proof options for hazardous areas

  • Install or remove without tank drainage or system shutdown
  • Portable design enabling efficient multi-tank utilization
  • Robust, corrosion-resistant construction for demanding environments
  • Custom shapes and lengths accommodating any vessel configuration
  • See all 14 features
Overview

Product Description

Over the Side Immersion Heaters represent innovative portable heating technology specifically engineered for flexible tank and vessel heating applications where permanent installation is impractical or undesirable. These advanced heating systems are designed for quick top-mounting installation in drums, open tanks, and process vessels, enabling efficient heating of oils, degreasers, acids, plating baths, and various process fluids without the need for vessel drainage, modification, or welding. The portable design provides unparalleled flexibility for multi-tank operations and temporary heating requirements in diverse industrial environments. Manufactured using premium-grade materials and advanced fabrication techniques, these heaters feature precision-engineered hairpin or coil heating elements constructed from high-quality NiCr or FeCrAl resistance alloys with MgO insulation, ensuring exceptional heat transfer characteristics and long-term operational reliability. The robust construction incorporates corrosion-resistant sheath materials including SS304, SS316, Incoloy, or specialized alloys selected for specific chemical compatibility and temperature requirements. Weather-resistant terminal enclosures with IP65/ATEX ratings provide reliable electrical connections and environmental protection. These versatile heating solutions are available in multiple configurations including L-shape, O-shape, and vertical loop arrangements, with fully customizable geometries to accommodate diverse tank dimensions and heating requirements. The adjustable clamp or flange mounting system enables secure installation over tank rims while maintaining optimal element positioning for maximum heat transfer efficiency. Built-in thermostats or external control panels provide precise temperature regulation and safety protection, ensuring consistent process conditions and operational safety. Advanced engineering features include portable, robust construction that allows safe removal and repositioning between different tanks without system shutdown or fluid drainage. The modular design enables easy maintenance and element replacement while the flexible mounting system accommodates various tank geometries and fluid levels. Optional safety guards protect against accidental contact while specialized mounting brackets ensure stable positioning and optimal heat distribution throughout the vessel contents. As cost-effective heating solutions for modern industrial fluid processing operations, Over the Side Immersion Heaters offer exceptional versatility through their portable design and rapid deployment capabilities. The direct immersion heating method provides superior thermal efficiency compared to external heating systems while the removable design eliminates the need for permanent tank modifications or complex installation procedures. Their robust construction, combined with advanced safety features and customizable configurations, makes them the ideal choice for industries requiring flexible, efficient, and reliable heating solutions for temporary or multi-vessel applications where operational flexibility and cost-effectiveness are paramount considerations.
Why It Performs

Key Features

  • Install or remove without tank drainage or system shutdown
  • Portable design enabling efficient multi-tank utilization
  • Robust, corrosion-resistant construction for demanding environments
  • Custom shapes and lengths accommodating any vessel configuration
  • Optional explosion-proof and hazardous area certified variants
  • Direct immersion heating providing maximum thermal efficiency
  • Flexible mounting systems accommodating diverse tank geometries
  • Easy maintenance and inspection without operational disruption
  • Superior energy efficiency compared to external heating methods
  • Rapid deployment capabilities for emergency or temporary heating
  • Advanced safety features and over-temperature protection systems
  • Chemical compatibility through specialized sheath material selection
  • Cost-effective heating solution for temporary and portable applications
  • Integrated temperature control and monitoring capabilities
Build Quality

Construction

  1. 01

    Advanced Hairpin Coil Element

    Premium NiCr or FeCrAl tubular coils with MgO insulation providing efficient heat transfer, uniform temperature distribution, and extended operational life in demanding fluid heating applications.

  2. 02

    Weather-Resistant Terminal Enclosure

    IP65/ATEX rated electrical housing with ceramic terminal blocks and cable glands ensuring secure wiring, environmental protection, and safe operation in demanding industrial environments.

  3. 03

    Adjustable Mounting Bracket

    Precision-engineered adjustable clamp or flange system for secure mounting over tank rims, manufactured from stainless steel or plated steel for corrosion resistance and mechanical strength.

  4. 04

    Integrated Control System

    Built-in adjustable thermostat or remote control panel interface providing precise temperature regulation, safety protection, and automated operation capabilities for optimal process control.

  5. 05

    Protective Safety Guard

    Optional stainless-steel protective guards preventing accidental contact with heating elements while maintaining optimal heat transfer and enabling safe operation in industrial environments.

  6. 06

    Flexible Positioning System

    Advanced mounting and positioning hardware enabling optimal element placement, secure installation, and easy removal while accommodating various tank geometries and fluid levels.

Technical Data

Specifications

Heating Element Material
NiCr, FeCrAl alloys with MgO insulation
Sheath Material Options
SS304/310/316/321, Incoloy, Inconel, Titanium
Operating Temperature Range
Ambient to 400°C (752°F)
Power Rating Range
1 kW to 100 kW+ (custom ratings available)
Voltage Options
110V, 230V, 415V AC (custom voltages available)
Configuration Shapes
L-shape, O-shape, U-shape, Z-shape, Vertical loops
Mounting Thread Options
1″–4″ NPT, BSP, adjustable clamp systems
Immersion Length Range
50 mm to 3000 mm (custom lengths available)
Maximum Watt Density
Up to 15 W/cm² (application dependent)
Environmental Rating
IP65 standard, ATEX/IECEx optional
Control Integration Options
Built-in thermostat, remote control panels, PLC interface
Chemical Compatibility
Wide range based on sheath material selection
Service Life Expectancy
8,000 to 15,000+ hours typical operation
Custom Configuration Options
Unlimited shapes, sizes, and mounting arrangements
Where It's Used

Applications

  • Oil heating in drums and storage reservoirs
  • Degreaser and chemical bath heating systems
  • Electroplating and surface treatment tanks
  • Portable steam and hot-water generation
  • Viscosity control in fluid handling systems
  • Chemical processing and reaction vessels
  • Pharmaceutical manufacturing process tanks
  • Food processing and beverage production
  • Water treatment and conditioning systems
  • Cleaning and degreasing operations
  • Wax melting and material processing
  • Temporary heating for maintenance operations
  • Multi-tank heating systems with portability requirements
  • Laboratory and pilot plant heating applications
Questions

Frequently Asked Questions

An Over-the-Side Immersion Heater is a portable electric heating system designed to hang over tank edges with heating elements submerged in the liquid. It provides flexible heating solutions ideal for applications where permanent tank modifications are not possible, offering easy installation and removal, multi-tank portability, and efficient direct heating without vessel welding or drainage requirements.

Worldwide Supply

Available In

We manufacture the Over the Side Immersion Heater in India and export it to 20 countries. Choose yours for local supply details.

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