About Immersion Heater
Product Description
Immersion Heaters are high-performance industrial heating elements designed for direct immersion in liquids such as water, oil, and process fluids. These heaters are widely used for steam generation, chemical processing, and industrial heating applications requiring high efficiency, durability, and precise temperature control.
Construction Details
| Component | Specification |
| Tube Material | Seamless SS 304 / SS 316 / Incoloy 800 / Titanium |
| Heating Conductor | Nickel-Chromium (Ni-Cr 80/20) |
| Insulation | High Purity Magnesium Oxide (MgO) |
| Manufacturing Process | Laser Welding / TIG Welding / Induction Welding |
| Annealing | High Temperature Furnace / Annealing Machine |
| Construction Type | Multi-tube immersion heater assembly |
Electrical Specifications
| Parameter | Specification |
| Operating Voltage | 110 V / 230 V / 415 V |
| Voltage Tolerance | < +5% |
| Resistance Tolerance | -10.00% |
| Insulation Resistance (Megger) | > 20 M |
| High Voltage Test | 0 mA @ 1500 V (8 mm) / 0 mA @ 2000 V (10.6 mm) |
| Frequency | 50-60 Hz |
Thermal Performance
| Parameter | Specification |
| Maximum Temperature | Up to 750oC (at sheath) |
| Heat Transfer Mode | Direct immersion (conduction) |
| Efficiency | 95% - 98% |
| Temperature Testing | Time-based performance testing |
Mechanical Specifications
| Parameter | Specification |
| Immersion Length | As required (customizable) |
| Length Tolerance | -2% or -5 mm (whichever is greater) |
| Thermostat Pocket | As required |
| Terminal Wiring | Star / Delta connection |
| Mounting Type | Flange / screw / custom design |
Testing & Quality Assurance
| Test Type | Specification |
| Hydro Test | Up to 20 kg/cm2 |
| Insulation Test (Megger) | > 20 M |
| High Voltage Test | 0 mA @ 1500 V |
| Temperature Test | Continuous performance monitoring |
| Electrical Load Test | 100% tested before dispatch |
Applications
- Heating of oil & water systems
- Steam generation units
- Chemical process industries
- Industrial process engineering
- Welding systems (laser / TIG / induction)
- Annealing machines and furnaces
Standard Density Design (Tube Configuration)
| Power | Rating Length (mm) | Configuration |
| 9 kW | 300 mm | (750 W x 12 Tubes) |
| 12 kW | 400 mm | (1000 W x 12 Tubes) |
| 18 kW | 400 mm | (1500 W x 12 Tubes) |
| 24 kW | 500 mm | (2000 W x 12 Tubes) |
| 36 kW | 600 mm | (2000 W x 18 Tubes) |
| 40 kW | 600 mm | (2200 W x 18 Tubes) |
| 60 kW | 750 mm | (2500 W x 24 Tubes) |
| 90 kW | 750 mm | (2500 W x 36 Tubes) |
| 120 kW | 3500 mm | (10000 W x 12 Tubes) |
Quality Standards
- ISO 9001:2015 manufacturing compliance
- 100% electrical testing before dispatch
- High voltage and insulation verification
- Dimensional and load accuracy testing
- Test certificate available on request
Environmental Conditions
| Parameter | Specification |
| Ambient Temperature | -10oC to 80oC |
| Operating Environment | Industrial applications only |
| Humidity | Up to 90% RH (non-condensing) |
Packaging & Export Standards
- Individual protective packaging
- Moisture-proof sealing
- Export-grade corrugated box / wooden crate
- Proper labeling with technical details
Customization Options
- Special sheath materials (SS 316 / Incoloy 800 / Titanium)
- Custom immersion length and watt density
- Thermostat pocket integration
- Star / Delta special configurations
- Heavy-duty industrial designs
Procure the latest Immersion Heater designed for extraordinary performance in industrial water heating. Crafted with eminent stainless steel, venerable Inconel alloy, or robust titanium sheath, this device boasts a Ni-Cr 80/20 conductor, ensuring optimal efficiency. The high-purity MGO insulation, seamless watt density up to 40 W/in2, and customizable immersion length underline its reliable engineering. With a polished finish, extraordinary resistance tolerance of +/-10%, and high voltage endurance, this immersion heater is ideal for those seeking exceptional durability, energy efficiency, and versatile promotion in diverse industrial applications.
Features, Usage & Directions for Immersion Heater
This immersion heater should be vertically installed directly into industrial water tanks, ensuring the sheath remains fully immersed for safe operation. Used for rapid and uniform water heating in industries, its outstanding features include a customizable rod length, tubular design, polished surface, and impressive resistance tolerance. The heater accommodates both single and double-ended terminations, supporting various voltage requirements from 110V to 415V, making it an adaptable solution for specific industrial needs.
Domestic Market, Supply Ability & Export Potential
Eminent as both a manufacturer and supplier, our immersion heaters hold substantial market value in India's domestic sector and display significant export market potential. We ensure robust supply ability, catering to frequent industrial expenditures with a focus on timely deliveries. Samples are available for client evaluation, further facilitating smooth onboarding and market expansion. Our products are positioned for both bulk procurement and niche applications, maximizing client satisfaction and market outreach.
FAQ's of Immersion Heater:
Q: How should the immersion heater be installed and operated for maximum safety and efficiency?
A: To ensure safe and efficient operation, the immersion heater should be mounted vertically with its heating element fully submerged in the liquid. Follow manufacturer guidelines for voltage connection and always avoid operating the unit dry.
Q: What are the benefits of utilizing stainless steel, Inconel, or titanium as sheath materials?
A: Stainless steel, Inconel, and titanium offer exceptional resistance to corrosion, high temperatures, and chemical exposure, which extends the lifespan and reliability of the heater in demanding industrial environments.
Q: When is it recommended to use a double-ended termination over a single-ended model?
A: Double-ended termination is recommended when higher heating loads or customized immersion lengths are needed, enabling more flexible integration within complex industrial systems.
Q: What types of fluids can this immersion heater safely heat?
A: Primarily, it is engineered for industrial water heating, but with appropriate sheath material selection, it can handle other compatible fluids that do not react adversely with stainless steel, Inconel, or titanium.
Q: Where can this immersion heater be used within industrial applications?
A: This heater is ideal for process tanks, boilers, reservoirs, and any setting requiring rapid and uniform water heating in industrial environments.
Q: What is the process for obtaining samples or placing a bulk order?
A: To procure samples or place a bulk order, simply contact our sales team via our website or inquiry channels to discuss requirements, pricing, and delivery schedules.