Harness Industrial-Grade Power with Legendary Caterpillar Reliability

When your operation demands serious power output with proven durability, the Caterpillar D398 Marine Generator Set delivers exceptional performance you can count on. These pre-owned 500 KW diesel generators bring legendary Caterpillar engineering to your facility at a fraction of the cost of new equipment—without compromising on reliability or power quality.

Built for Mission-Critical Applications

The Caterpillar D398 engine is renowned throughout the marine and industrial sectors for its robust construction and ability to perform under the most demanding conditions. Whether you're powering manufacturing operations, supporting data centers, backing up critical infrastructure, or running remote industrial sites, this generator set provides the consistent, reliable power your business depends on.

Professional-Grade KATO Generator End

Equipped with the highly-regarded KATO 500 EM9D generator end, this unit delivers clean, stable electrical output suitable for sensitive equipment and heavy industrial loads alike. The KATO reputation for exceptional voltage regulation and low harmonic distortion ensures your equipment operates safely and efficiently.

Technical Specifications at a Glance

• Power Output: 500 KW continuous rating
• Frequency: 60 Hz for standard North American applications
• Voltage: 450V output for versatile industrial configurations
• Configuration: 3-phase, 4-lead wire for flexible installation options
• Engine: Caterpillar D398 diesel—proven marine-grade reliability
• Generator End: KATO 500 EM9D industrial-grade alternator
• Approximate Weight: 24,700 lbs—substantial construction built to last

Why Choose Pre-Owned Caterpillar Equipment?

Caterpillar generators are engineered for decades of service, making pre-owned units an intelligent investment. These D398 generator sets have been carefully maintained and offer tremendous value compared to new equipment. You receive Caterpillar's world-class engineering, robust construction, and readily available parts support—all at a price point that makes immediate financial sense.

Multiple Units Available

We currently have 2 units in stock! This availability gives you options whether you need a single backup generator, redundant power systems, or you're outfitting multiple locations. Both units are ready for inspection and can be prepared for shipment to your facility.

Perfect For:

• Manufacturing facilities requiring continuous power
• Marine applications and shipyard operations
• Data centers and telecommunications infrastructure
• Emergency backup power systems
• Remote industrial sites and mining operations
• Large commercial buildings and campuses
• Agricultural processing facilities

The Caterpillar D398 Advantage

The D398 engine series represents Caterpillar's commitment to heavy-duty, long-life power generation. Known for exceptional fuel efficiency in the 500 KW class, simple maintenance procedures, and outstanding parts availability worldwide, this engine platform has powered critical operations across the globe for decades. The marine-grade designation means this engine was built to withstand harsh environments and demanding duty cycles.

Ready for Your Next Project

Don't let this opportunity pass—reliable, high-capacity diesel generators in this class are increasingly difficult to find in the pre-owned market. With two units available, you have the flexibility to secure the backup power or primary generation capacity your operation requires.

Contact Power Generation Enterprises today to discuss specifications, arrange an inspection, or receive a detailed quote. Our team of power generation specialists is ready to help you determine if the Caterpillar D398 Marine Generator Set is the right solution for your needs.

Invest in proven Caterpillar reliability. Power your operation with confidence.