GEA RedAstrum (North America)
As industries seek more efficient heating solutions, the GEA RedAstrum leads with ammonia screw compressor technology proven across multiple applications.
Looking for our RedAstrum heat pump compliant with European codes and standards?
The GEA RedAstrum is a high-performance ammonia screw compressor heat pump designed for industrial and district heating applications. Built on the proven GEA BluAstrum concept, it delivers reliable heating and cooling with minimal footprint and maximum efficiency.
Key Benefits
- High efficiency, low energy consumption
- Compact, modular design – ready for on-site connection
- Ultra-Low ammonia charge, fully welded shell & plate heat exchangers
- Stepless capacity control via frequency inverter and slide system
- GEA Omni controller for advanced system management
Various Applications
The GEA RedAstrum supports a wide range of uses, for example:
- Industrial hot water and process heating
- Combined heating and cooling for industries or communities
- Facility and district heating
- Cooling and refrigeration with heat recovery
Technical Highlights
- Supply Temperatures: up to 176°F (80°C); higher on request
- Heat Source Temperatures: from 14°F to 122°F (-10°C to +50°C)
- Capacity Range: approx. 2,000 to 10,000 MBH (585 to 2,930 kW)
- COP: ~3.5 – 6.0 (depending on operating conditions)
- Refrigerant: Natural ammonia (R717)
- Compressor Types: Based on the GEA Grasso M and LT- series
- Evaporator Options: Fluid or cascade (hot gas from refrigeration plant)
- Speed Range: 1,500–3,600 rpm (R- compressor models up to 3,300 rpm)
Designed for maximum efficient performance
Each GEA RedAstrum unit is configured to project-specific requirements, ensuring optimal energy efficiency on both evaporator and condenser sides. The system is fully piped, wired, and easy to install with minimal maintenance.
Interested in the GEA RedAstrum for your project?
For more information or technical data, please contact your local GEA representative. We’ll help you evaluate your application and configure the right solution for your needs.
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Service Products
GEA Service Kits for screw and reciprocating compressors
Welcome to the world of simplicity with GEA Service Kits for screw and reciprocating compressors. Our mission is clear - to make your experience with original spare parts seamless and your operations smoother than ever. "Take it easy, use a kit" is not just a tagline – it is a promise we deliver on.
Service Products
GEA Omni Retrofit Panel
The intuitive touch for screw and piston compressor control. powerful, yet approachable. Cerebral, yet intuitive. Sophisticated, yet simple. Simply – GEA Omni.
GEA Compressor Conversion Kit (GCCK)
Update your existing screw compressor packages
GEA Ammonia Dryer
The GEA Ammonia Dryer removes water from the refrigerant cycle and makes the perfect addition to ammonia refrigeration systems along with filters and purgers.
GEA Purger
The GEA Purger removes non-condensable gases from your refrigeration system, maximizing system efficiency.
GEA Service Kits for screw and reciprocating compressors
Welcome to the world of simplicity with GEA Service Kits for screw and reciprocating compressors. Our mission is clear - to make your experience with original spare parts seamless and your operations smoother than ever. "Take it easy, use a kit" is not just a tagline – it is a promise we deliver on.
PR-OLEO® Premium-Quality Ammonia Refrigeration Oils
PR-OLEO® ammonia oils are the natural choice to optimize industrial cooling and heating applications operating with reciprocating or screw compressors.
GEA Insights
GEA opens new technology center, strengthening its position in the growing pharmaceutical applications market
Together with Mona Neubaur, Minister of Economic Affairs of the German state of North Rhine-Westphalia, GEA CEO Stefan Klebert has opened a new technology center for pharmaceutical freeze-drying systems in Elsdorf, Germany. GEA employs approximately 260 people at the facility, which combines research and development with production and service under one roof.
