Power solutions designed for reliability and continuity
Rehlko designs, manufactures, and supports industrial power systems and generators that deliver reliable energy when failure is not an option. From data centers and healthcare facilities to utilities and industrial operations, our solutions are built to perform across demanding environments worldwide.
Proven reliability
Mission-critical performance
Global support network
Scalable power solutions
Driving what's next
Discover new product launches, key initiatives, and innovations shaping the future of reliable power.
Meet the New APM804
Next-generation control designed for complex mission-critical power environments.
Only power. Always here.
The new KD Series™ addition sets the global standard in 80-600 kW power.
Backup solutions for data centers
Reliable power for your data center. We’ve got you covered.
Keep your business running
At Rehlko, we deliver power you can trust, when it matters most.
Your industry deserves the best
Browse generators, controls, and integrated systems components engineered for dependable performance in demanding environments.
Diesel Generators
Rehlko diesel generators are renowned for their innovative design, proven reliability, and long-standing reputation, making them the trusted choice for powering critical applications worldwide.
Gaseous Generators
Rehlko gaseous generators combine advanced technology, stringent quality standards, and a proven track record to deliver innovative, reliable, and reputable power solutions.
ATS - Automatic Transfer Switches
Rehlko transfer switches feature MPAC® controllers and serve as a critical intermediary in the event of utility power loss, facilitating the seamless transition to standby power.
Paralleling Switchgear
Rehlko paralleling switchgear is a critical component of backup power systems, enabling multiple generators to operate in parallel, providing increased power capacity and redundancy for reliable and uninterrupted operation.
Mobile Generators
Rehlko mobile generators are portable power solutions designed to provide reliable electricity in off-grid or emergency situations, offering convenience and flexibility when traditional power sources are unavailable.
Controllers
Rehlko controllers are advanced automation solutions designed to optimize energy efficiency, improve comfort, and enhance security in residential and commercial settings.
eFRAME Enclosures
Rehlko walk-in enclosures for mission-critical applications. If you want easy installation, maximum servicing access and lower maintenance costs for your generators – we’ve got you covered.
Service & Parts
Our global customer assistance network is available 24/7/365 to help you locate spare parts, navigate your warranty, and provide technical support.
Explore the latest at Rehlko
The power that protects your data
Rehlko provides a comprehensive range of data center energy solutions – including power generation, energy storage and renewable energy technologies.
Explore our Media Center
Discover how our partnerships drive real-world impact through innovative and reliable solutions by reading our blogs and case studies.
Introducing: Powering Impact™ report
Learn about our sustainability vision in our Powering Impact report.
Power Solutions Center
Rehlko’s sizing program, Power Solutions Center, helps engineers streamline workflows, eliminate repetitive tasks, and deliver precision results.
