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.
Downloads
Related Products
GEA RedGenium (North America)
The GEA RedGenium offers industry-leading efficiency with the lowest possible energy consumption. Utilizing liquid heat sources between 14°F and 122°F, it is one of the most efficient solutions for heating temperatures up to 203°F.
Customized GEA heat pumps
Customized heat pumps are designed for optimized efficiency and a wide range of temperatures and capacities. They serve all common industrial applications and district heating. They are applied when special conditions or requirements outstrip the limits of our standard heat pumps.
GEA BluAstrum (North America)
Featuring a sleek design and requiring minimal maintenance, the GEA BluAstrum screw-compressor-based ammonia chiller delivers reliable performance and operational advantages.
GEA BluGenium (North America)
This ultra-low charge, high-efficiency chiller offers a compact footprint and is driven by the reliable and proven GEA Grasso reciprocating compressor.
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
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 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 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.
GEA Purger
The GEA Purger removes non-condensable gases from your refrigeration system, maximizing system efficiency.
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 Insights
GEA reports profitable growth for 2025 and expects accelerated revenue growth
GEA’s past fiscal year was one of significant growth and further profitability gains. In particular, the technology group substantially increased order intake, with all divisions contributing here. GEA also made progress in all Mission 30 strategic growth areas. In addition, GEA met key interim targets under its climate plan ahead of schedule. Major milestones in fiscal year 2025 were admission to the DAX index, the award of one of the largest contracts in the company’s history, and streamlining of the corporate structure.
How SmartParc is rewriting the rules of food production
Thanks to a new SmartParc manufacturing site, food processors in the U.K. are cutting their running costs and emissions. With GEA heating and cooling technology at its core, this collaborative production model demonstrates how innovation is accelerating the industry’s net-zero ambitions.
The food science playground
“Brewing eggs is like brewing beer.” It’s the kind of comparison that makes you smile – and then it clicks: Something complex suddenly feels simple. Through this personal film, set in the agricultural heartland of the U.S., we explore precision fermentation and the real-world work it takes to turn an idea into food.
