Model: RS125 C125N6 A063A442 | QuietConnect Series | 1800 RPM | 120/208V 3-Phase | Natural Gas / LP
✅ IN STOCK - Ready to Ship
Reliable Power Protection for Your Business
The Cummins RS125 QuietConnect Series generator delivers dependable 125kW of power at 120/208V 3-Phase, designed to keep your business running when the grid fails. Whether you're protecting critical operations, valuable inventory, or maintaining productivity during outages, this commercial-grade generator provides the reliable backup power your business needs.
Built for Extreme Conditions
This robust generator is engineered to perform in the harshest environments, with cold weather starting capability down to -40°F. The unit meets rigorous standards including EPA emissions, UL safety, and IBC Seismic certifications, and can satisfy NFPA 110 requirements when properly equipped and installed.
Key Features & Benefits
Smart Exercise Technology
The innovative flexible exercise mode lets you customize when and how often the generator runs maintenance cycles. Run as little as 2 minutes every 6 months, reducing fuel costs, emissions, and noise while maintaining peak readiness.
Premium Enclosure Design
The durable aluminum enclosure features powder-coated paint for superior corrosion resistance and can withstand winds up to 180 mph. This design also makes it one of the quietest generators in its class. Removable service panels provide easy access for routine maintenance.
Advanced Diagnostics
The PowerCommand electronic control system offers industry-leading self-diagnostic capabilities, helping identify potential issues before they become problems. Critical components are designed for quick service intervals, minimizing downtime.
Fuel Flexibility
Choose between natural gas or liquid propane fuel sources, giving you options based on availability and cost in your area. The 1800 RPM operating speed provides efficient, reliable power generation.
Product Specifications
- Power Output: 125 kilowatts
- Fuel Type: Natural gas or liquid-propane (LP)
- Voltage: 120/208V, 3-phase
- Engine Speed: 1800 RPM liquid-cooled design
- Noise Level: 71 dB(A) industry-leading quiet operation
- Wind Rating: 180 mph
- Certifications: EPA, UL, and IBC Seismic standards; NFPA 110 capable when properly equipped
- Remote Monitoring: Yes, with optional accessory and connection to WiFi
- Weight: 3915 lbs.
- Dimensions: 143"L x 40"W x 72"H
- Automatic Transfer Switch: Not included. See Cummins OTEC-Series Switches
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Additional Considerations
Transfer Switch: Automatic transfer switch sold separately. Compatible Cummins OTEC-Series transfer switches available.
Remote Monitoring: Remote monitoring capability available with optional accessory and connection to WiFi.
Delivery Requirements: This generator requires forklift equipment for unloading. Lift-gate delivery service is not available due to the unit's size and weight.
Why Choose Cummins?
Cummins has been a trusted name in power generation for decades, known for reliable engines and comprehensive support networks. The QuietConnect Series represents the latest in commercial generator technology, combining proven reliability with advanced features that reduce operating costs and environmental impact.
Protect your business investment with the Cummins RS125 - because when the power goes out, your business doesn't have to. Contact us today with your questions, shipping, and ordering information.