250 kW to 40 MW heating Water
Hot Water-Driven Absorption Heat Pump
Water

Hot Water-Driven Absorption Heat Pump

An energy-efficient heating and cooling solution that utilises hot water from renewable or waste heat sources

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The Hot Water-Driven Absorption Heat Pump converts medium-grade heat such as solar thermal, engine jacket heat or industrial waste hot water into efficient heating and cooling. 

Using water-lithium bromide solution, a refrigerant–absorbent pair, it is optimised for high temperature hot water ranging from 140°C to 250°C, supporting decarbonisation with near-zero emissions, low power input and advanced automation. Its modular design and smart controls ensure consistent performance, lower emissions and reduced costs, making it ideal for energy recovery in buildings and industries aiming for LEED, GRIHA and net-zero goals.

Technical data

  • Product capacity/performance range: 250 kW to 40 MW heating capacity
  • Energy source: Hot water from medium-grade heat sources such as solar thermal systems, engine jacket heat, or process waste heat (typically 60°C to 110°C)
  • Compliance/standards: ISO, ASME, CE, ETL, JIS, ASHRAE Standards
  • Flexibility/customisation options: Customisable based on inlet hot water temperature, heating/cooling demand, and application type; available in single-effect/double-effect design for optimal performance at low driving temperatures
  • Temperature range: Hot water output: 100 to 250°C
  • Operating COP/thermal efficiency: Heating COP up to 2.5
  • Process fluid options: Compatible with water and glycol mixtures for both heating and cooling loops

Product features

Dual functionality
Offers both process heating and cooling from a single system
Thermally driven
Uses medium-grade hot water as the primary energy source
Eco-friendly refrigerant
Water-Lithium bromide based solution with zero ozone depletion potential
Modular construction
Flexible for space-saving installations and scalable capacities
Smart controls
Automated operation with real-time diagnostics and performance tracking
Minimal electricity use
Designed for ultra-low electrical consumption
Silent operation
Virtually noiseless, ideal for indoor or noise-sensitive environments
Customisable design
Tailored to meet project-specific heat source and output requirements
Built to last
Rugged construction for continuous industrial or commercial use
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.