50 kW to 10MW Gases
Air Cooled heat Exchanger
Gases

Air Cooled heat Exchanger

Air Cooled Heat Exchanger provides efficient, water-free heat dissipation using ambient air, ideal for sustainable industrial cooling

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Air-Cooled Heat Exchanger provides reliable, water-free industrial cooling by efficiently dissipating heat using ambient air, making it an ideal solution for sustainable operations. 

Air-Cooled Heat Exchanger (ACHE) provides efficient, water-free heat dissipation by transferring heat from process fluids to ambient air using advanced finned tube and fan technology. Its modular, compact design allows easy installation and scalability, while corrosion-resistant materials ensure long life and low maintenance. By eliminating water use, chemical treatment and blowdown losses, ACHE delivers reliable, cost-effective cooling suitable for power, oil and gas, petrochemical, metals and manufacturing industries, particularly in water-scarce or remote locations. By conserving natural resources and reducing environmental impact, ACHE supports sustainability and operational efficiency. 

Technical data

  • Product Capacity/ Performance Range: 50 kW to 10MW (depending on application and ambient conditions)
  • Energy Source: Ambient Air (forced draft or induced draft fans powered by electricity)
  • Compliance Standards: ASME, API 661
  • Flexibility/Customisation Options: Horizontal or vertical air discharge, multiple fan configurations, fin material (aluminium), tube material (carbon steel, SS) and modular construction for capacity scaling
  • Temperature Range: Inlet Fluid: Up to 200°C; Outlet Fluid: depends on ambient, typically 5°C to 15°C approach
  • Temperature Approach: Min 5°C
  • Process Fluid Options: Water/steam, oils, hydrocarbons, glycol mixtures and other industrial fluids

Product features

Water-Free Cooling
Uses ambient air for heat dissipation, eliminating the need for water and reducing environmental impact
High-Efficiency Finned Tubes
Maximises thermal performance for effective heat transfer
Modular design
Scalable and configurable to meet varying capacity and space requirements
Corrosion-resistant materials
Ensures long-lasting operation in harsh or remote environments
Low maintenance
Simplified design with fewer moving parts reduces maintenance frequency and costs
Quiet Operation
Engineered for low-noise performance, suitable for noise-sensitive areas
Easy Installation
Compact layout allows flexible placement and simplified setup
Seamless Integration with Existing Processes
Our air-cooled heat exchangers integrate effortlessly with existing setups, providing effective heat rejection without extensive piping or structural modifications—ensuring fast installation, minimal downtime and dependable operation. 
AI/ML-driven real-time integration and monitoring
EDGE Live continuously tracks equipment performance, detects anomalies and enables preventive maintenance—reducing downtime and enhancing operational reliability.
50 kW to 3000 kW Gases
Dry Cooler
Gases

Dry Cooler

Dry Cooler offers efficient, closed-loop cooling using ambient air, minimizing water use for sustainable industrial heat rejection.

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Dry Cooler offers sustainable, closed-loop cooling by utilising ambient air, significantly reducing water consumption while ensuring reliable industrial heat rejection and optimal thermal performance with minimal environmental impact. 

Dry Cooler provides efficient, closed-loop, water-free cooling by rejecting heat to ambient air, making it an ideal solution for sustainable and low-maintenance industrial operations. Designed for applications where water availability is limited or restricted, dry coolers use high-efficiency finned coils and energy-efficient fans to deliver consistent thermal performance. Their compact, modular construction allows easy installation, expansion and integration with existing systems. Built with corrosion-resistant materials, dry coolers ensure long service life, reduced operating costs and dependable cooling across a wide range of industrial environments while supporting environmental sustainability goals. 

Technical data

  • Product Capacity/ Performance Range: 50 kW – 3000 kW onwards per single unit (varies by application and ambient temperature)
  • Energy Source: Ambient Air (via axial fans; forced or induced draft)
  • Flexibility/Customisation Options: Horizontal/vertical airflow, fan speed control (VFDs), Fan type: EC/AC, choice of fin and tube materials (aluminium, copper, SS) and modular construction
  • Temperature Range: Inlet Fluid: Up to 80°C; Outlet Fluid: typically, 5°C to 10°C above ambient
  • Temperature Approach: Minimum 4°C
  • Process Fluid Options: Water, Glycol-water mixtures, oils, coolants and industrial fluids

Product features

Water-Free Operation
Eliminates water consumption by using ambient air for heat rejection, supporting sustainable operations
Closed-Loop Cooling System
Prevents contamination, scaling and fluid losses, ensuring consistent and reliable cooling performance
High-Efficiency Finned Coils
Maximises heat transfer through increased surface area and optimised airflow design
Modular and Compact Design
Allows easy installation, space optimisation and scalability as process demands grow
Corrosion-resistant construction
Ensures durability and long operational life even in harsh industrial or outdoor environments
Low Noise Operation
Engineered with optimised fans and airflow paths to meet industrial noise regulations
Reduced Maintenance Requirements
Fewer moving parts and sealed circuits lower maintenance frequency and operating costs
Seamless Integration with Existing Processes
Dry coolers integrate effortlessly with existing systems, enabling efficient heat rejection with minimal piping changes and downtime
AI/ML-driven real-time integration and monitoring
EDGE Live continuously tracks equipment performance, detects anomalies and enables preventive maintenance—reducing downtime and enhancing operational reliability.
30 TR to 3000 TR 0.5 – 5 MW Steam Water Thermic Fluid Gases
Chiller Heat Pump
Steam

Chiller Heat Pump

Thermax Absorption Chiller Heat Pumps efficiently provide heating and cooling using renewable or waste heat sources

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Chiller Heat Pumps efficiently use renewable or waste heat sources to provide both heating and cooling.

Chiller Heat Pump combines heating and cooling in a single system, utilising waste or renewable heat sources to operate compressor-free. Its energy-efficient design reduces electricity consumption and carbon footprint. Ideal for industries like textiles, pharmaceuticals, food processing and HVAC. It offers versatile applications, helping businesses achieve sustainable climate control with lower operational costs and improved energy management. It uses eco-friendly natural refrigerant and absorbent, water and lithium bromide solution, ensuring zero ozone depletion. Its modular design allows flexible capacity scaling, while smart control systems optimise performance. This sustainable solution supports energy recovery, lowers carbon footprints and promotes green manufacturing practices. 

Technical data

  • Product capacity/performance range: 50 to 3000 TR (cooling), 0.5–5 MW (heating)
  • Energy source: Low-grade heat sources such as steam - 2bar(g) to 20 bar(g), hot water-140°C to 250°C, thermic fluid or exhaust gas -250°C to 600°C
  • Compliance/standards: ISO, CE, ETL, NB, ASME, JIS Standards
  • Flexibility/customisation options: Customised based on heat source, required output temperature and application-specific requirements; SCADA integration ready
  • Temperature range: Hot water up to 110°C/chilled water: -5°C to 35°C
  • Operating COP/thermal efficiency: COP up to 1.35 (Heating)
  • Process fluid options: Compatible with water, brine and glycol mixtures for cooling and heating circuits

Product features

Compressor-free operation
Uses advanced absorption technology to reduce electricity consumption
Natural refrigerants
Employs eco-friendly water and lithium bromide with zero ozone depletion potential
Modular and scalable design
Easily customisable for different capacities and space constraints
Dual heating and cooling
Provides simultaneous heating and cooling from a single system
Flexible heat source integration
Compatible with waste heat, solar thermal and other renewable sources
Smart controls
Enables optimised performance and real-time monitoring
Compact footprint
Suitable for retrofit and new installations with limited space
Sustainability focused
Supports energy efficiency and reduces carbon emissions
AI/ML-driven real-time integration and monitoring
EDGE Live continuously tracks equipment performance, detects anomalies and enables preventive maintenance—reducing downtime and enhancing operational reliability.
250 kW to 40 MW heating Gases
Exhaust Absorption Heat Pump
Gases

Exhaust-Driven Absorption Heat Pump

A waste heat recovery system that delivers efficient heating and cooling using exhaust gases from engines or turbines

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Exhaust-driven Absorption Heat Pump utilise high-temperature exhaust gases from engines, turbines or furnaces to generate chilled and hot water, enhancing energy efficiency and reducing emissions.

Powered by waste heat and using water-lithium bromide as an eco-friendly refrigerant-absorbent pair, these single and double-effect units offer high reliability and performance with intelligent control systems. Ideal for industries with captive power plants or cogeneration systems, they maximise thermal recovery and support decarbonisation and ESG commitments. Ideal for CHP and industrial exhaust systems, they promote circular energy use and carbon reduction.

Technical data

  • Product capacity/performance range: Capacity Range: 250 kW to 40 MW heating capacity
  • Energy source: Exhaust gases (typically 250°C–600°C) from engines, turbines, furnaces
  • Compliance/standards: ISO, ASME, CE, ETL, JIS, ASHRAE Standards
  • Flexibility/customisation options: Customisable to exhaust flow and temperature; modular configurations; remote control compatibility (SCADA)
  • Temperature range: Hot water output: Up to 110°C
  • Operating COP/thermal efficiency: COP up to 2.5 (heating)
  • Process fluid options: Chilled water, hot water, glycol mixtures for HVAC and process needs

Product features

Waste heat driven
Converts exhaust gas heat into usable thermal energy, reducing fuel dependency
Dual output
Simultaneously provides cooling and heating for increased energy utilisation
Green refrigerant
Water and Lithium bromide ensures non-toxic, ozone-safe operation
Compact and modular design
Easily fits into existing industrial layouts, scalable as required
Intelligent controls
Real-time monitoring, adaptive load control and diagnostics
Minimal electricity use
Operates on thermal energy with low auxiliary power needs
Quiet and stable operation
Designed for long-duration service with low noise and mechanical wear
Custom-tailored systems
Engineered to match varying exhaust profiles and plant conditions
Durable construction
Built with corrosion-resistant and high-temperature materials for long service life
AI/ML-driven real-time integration and monitoring
EDGE Live continuously tracks equipment performance, detects anomalies and enables preventive maintenance—reducing downtime and enhancing operational reliability.
30 TR to 3000 TR 0.5 – 5 MW Steam Water Thermic Fluid Gases
Heat Pump Chiller
Steam

Heat Pump Chiller

Thermax Absorption Heat Pump Chiller delivers efficient, eco-friendly heating and cooling by utilising waste and renewable heat sources

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Absorption Heat Pump Chiller combines heating and cooling in one system, using advanced absorption technology to operate compressor-free.

It efficiently upgrades low-grade heat, significantly reducing electricity use and emissions. Using water-lithium bromide as a natural refrigerant-absorbent pair ensures zero ozone depletion and low environmental impact. Its modular, scalable design enables easy integration with diverse heat sources for sustainable, energy-efficient climate control across industries like textiles, pharmaceuticals, food processing and commercial HVAC, promoting sustainable, eco-friendly heating and cooling solutions.

Technical data

  • Product capacity/ performance range: 50 to 3000 TR (cooling), 0.5 – 5 MW (heating)
  • Energy source: Low-grade heat sources such as steam, hot water, thermic fluid, or exhaust gases. 2 bar(g) to 20 bar(g), Hot Water 140°C to 250°C, Exhaust Gas 250°C to 600°C, Direct Fired
  • Compliance/standards: ISO, ASME, CE, ETL, JIS, ASHRAE Standards
  • Flexibility/customisation options: Customisable based on heat source and load profile, can be integrated with SCADA for remote control and diagnostics
  • Temperature range: Hot Water up to 110°C/Chilled Water: -5°C to 35°C
  • Operating COP/thermal efficiency: Heating COP up to 1.2
  • Process fluid options: Compatible with water and glycol-based fluids for HVAC or process applications

Product features

Compressor-free operation
Advanced absorption technology eliminates the need for compressors, reducing electricity use
Natural refrigerants
Uses eco-friendly water and lithium bromide for zero ozone depletion
Dual heating and cooling
Provides simultaneous heating and cooling from one system
Modular and scalable design
Easily adjustable capacity to suit various industrial and commercial needs
Flexible heat source integration
Compatible with waste heat, solar thermal and other renewable sources
Smart control systems
Enables real-time monitoring and optimised energy efficiency
Compact footprint
Designed for easy installation in space-limited environments
Sustainable and energy efficient
Supports reduced carbon emissions and aligns with green building/factory standards
AI/ML-driven real-time integration and monitoring
EDGE Live continuously tracks equipment performance, detects anomalies and enables preventive maintenance—reducing downtime and enhancing operational reliability.
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Registered Office Address

D-13, MIDC Industrial Area,
R. D. Aga Road, Chinchwad,
Pune 411019, Maharashtra, India

Corporate Office Address

Thermax Limited
Thermax House,
14 Mumbai-Pune Road, Wakdewadi,
Pune 411003, Maharashtra, India

Corporate Identity Number

L29299PN1980PLC022787

Toll Free Number

1800-209-0115

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