Choosing the right industrial chiller is essential to keeping your operation efficient, consistent, and reliable. Whether you need localized cooling for one process or plant-wide temperature control, Sterling offers a complete lineup of portable, packaged, and central chillers designed to deliver dependable performance for every application.
Understanding Portable and Packaged Chillers
Let’s start with the basics, what makes portable and packaged chillers a great choice for smaller applications?
Sterling Portable and Packaged Chillers are self-contained systems designed for easy installation, compact footprints, and precise temperature control. They’re ideal for facilities with limited space or production environments that change frequently.
- SMC Series (1.5–3.5 HP)
Compact air-cooled chillers engineered for accuracy within ±2°F. Microprocessor-based PID controls, efficient scroll compressors, and small footprints make these models perfect for small yet demanding industrial needs. - GPL Series (5–60 tons)
Available in air- and water-cooled configurations, GPL chillers combine efficiency with versatility. Low-GWP refrigerant options (R-410A or R-454B), touchscreen controls, and improved service access make them a smart, sustainable choice for today’s agile manufacturers.
Both series arrive factory-tested and ready for immediate operation, supplying clean, cooling water at consistent temperatures.
Portable vs. Central Chillers: What’s the Difference?
When deciding between a portable or central system, it helps to consider your process size, flexibility, and future growth.
| Portable/Packaged Chillers | Central Chillers |
|---|---|
| Serve individual machines or small zones | Serve entire plants or multiple processes |
| Easy to install and relocate | Fixed system with modular expansion capability |
| Ideal for tight spaces | Saves energy across large systems |
| Typically 1.5-60 Tons | Ranges from 20–600 tons (scalable) |
Portable units offer flexibility for smaller systems, while central chillers provide a long-term, energy-efficient solution for large-scale production.
Exploring Sterling Central Chillers
When your operation scales, central chillers bring efficiency and modular growth to the next level.
Sterling’s Central Chillers combine reliability, scalability, and performance. Designed for plant-wide cooling, they’re available in air-cooled and water-cooled models and can be configured to grow alongside your facility.
- LHE High Efficiency Central Chiller (20-60 tons, expandable to 600 tons)
Save up to 60% in energy costs with adaptive controls and tandem scroll compressors. Modular design and intuitive touchscreen controls ensure dependable, efficient operation with minimal downtime. - Trident™ GS Series (50–120 tons)
This modular system integrates advanced touchscreen controls, dual screw compressors, and durable stainless-steel components for reliable, scalable cooling. Drone circuits offer “plug-and-play” connectivity for seamless system growth. - 30RAP Series (10–60 tons) and 30RB Series (60–300 tons)
Sterling’s outdoor chillers are fully factory-tested, weatherproof, and ready to install. Designed for operation from -20°F to 125°F, they deliver powerful process cooling while freeing up valuable indoor floor space.
Air-Cooled vs. Water-Cooled: Which Is Right for You?
Both air-cooled and water-cooled systems have distinct advantages depending on your facility layout and environmental conditions.
- Air-Cooled Chillers
Use ambient air to reject heat. They’re easier to install, require less maintenance, and are ideal for sites with adequate airflow.
Sterling Models: SMC Series, GPL Air-Cooled, LHE Remote Air-Cooled, Trident™ GS, 30RAP, 30RB. - Water-Cooled Chillers
Use cooling towers or external water sources to remove heat. They’re more energy-efficient for large systems and best suited for high-heat or enclosed environments.
Sterling Models: GPL Water-Cooled, LHE Water-Cooled, Trident GS Water-Cooled.
Sizing Your Chiller Correctly
Selecting the right size chiller ensures optimal performance and energy efficiency. Key factors include:
- Cooling capacity (tons or BTU/hr) based on process heat load
- Temperature requirements and process fluid type
- Ambient conditions (indoor vs. outdoor environment)
- Future expansion — modular systems like the LHE and Trident™ GS can scale as your production grows
Working with Sterling’s process cooling experts ensures your system is properly matched to your operation and built for long-term reliability.
Why Choose Sterling?
Sterling’s process chillers are built for precision, performance, and longevity. Every model is designed to deliver:
- Energy-efficient operation across all chiller lines
- Smart controls for consistent temperature management
- Ease of maintenance and dependable uptime
- Custom configurations to fit your application
- Quick ship availability to minimize downtime
Every process is unique, and Sterling has the expertise and range of products to meet your specific cooling requirements.
Get Started with Sterling
Every process has unique cooling needs. Our team can help you find a system that fits perfectly, today and as your operation grows.
Connect with Sterling’s experts or explore our full chiller lineup at sterlco.com.
