Proven Power When You Need It Most: Pre-Owned Caterpillar G399 Natural Gas Generator

When operational continuity is non-negotiable, the Caterpillar G399 Natural Gas Generator delivers the robust, reliable power you demand. This pre-owned 650kW powerhouse combines Caterpillar's legendary engineering with cost-effective natural gas operation, giving you enterprise-grade backup power at a fraction of the cost of new equipment.

Two Units Available – both freshly serviced, tested, and ready to protect your critical operations from costly downtime.

Battle-Tested Reliability You Can Trust

These aren't just any used generators – they're proven performers that were removed from active service, meaning they were operating successfully right up until decommission. Each unit has logged just 15,000 hours since a comprehensive major overhaul, essentially giving you a generator with a refreshed operational life ahead of it.

That's the power of pre-owned equipment done right: verified performance history, professional maintenance, and significant cost savings without compromising on reliability.

Key Performance Features

• 650kW Standby Power (812 kVA) – Substantial capacity to keep your facility operational during grid failures or planned outages
• Natural Gas Fuel System – Lower operating costs, cleaner emissions, and typically more reliable fuel availability than diesel during emergencies
• Twin Turbocharger Configuration – Enhanced power density and improved fuel efficiency across all load ranges
• California AQMD Approved – Meets strict South Coast Air Quality Management District emissions standards, ensuring compliance in the most regulated markets
• 60Hz, 480V Output – Standard North American commercial power specifications
• 1200 RPM Operating Speed – Optimal balance of power output and engine longevity

The Caterpillar Advantage

The G399 represents Caterpillar's commitment to industrial-grade power generation. Built on decades of proven engine technology, this generator set is engineered for:

• Extended Service Intervals – Reducing maintenance costs and downtime
• Global Parts Availability – Caterpillar's extensive dealer network ensures you're never stranded waiting for components
• Proven Durability – Designed for continuous duty in demanding industrial environments
• Environmental Compliance – AQMD certification means you can deploy with confidence in emissions-sensitive areas

Ideal Applications

This generator set is perfectly suited for facilities that cannot afford power interruptions:

• Manufacturing and industrial plants
• Data centers and telecommunications facilities
• Healthcare institutions
• Food processing and cold storage
• Water treatment facilities
• Commercial buildings and campus environments

Smart Investment in Pre-Owned Power

Why pay premium prices for new equipment when you can acquire proven, professionally maintained Caterpillar generators at substantial savings? With only 15,000 hours since major overhaul and a documented service history, these units offer:

• Immediate availability – no long lead times for manufacturing
• Verified operational history – removed from working installations
• Significant cost savings compared to new equipment
• The same Caterpillar quality and engineering excellence

Technical Specifications at a Glance

• Model: Caterpillar G399
• Standby Rating: 650kW / 812kVA
• Frequency: 60Hz
• Voltage: 480V
• Engine Speed: 1200 RPM
• Fuel Type: Natural Gas
• Turbocharging: Twin Turbo Configuration
• Emissions: California AQMD Approved
• Hours Since Major Overhaul: 15,000
• Condition: Pre-Owned, Verified Working Condition
• Quantity Available: 2 Units

Your Next Step to Uninterrupted Power

Don't let the next power outage cost you thousands in lost productivity and revenue. These Caterpillar G399 generators are ready to deploy, with proven performance and the backing of one of the world's most trusted names in power generation.

With only two units available, this opportunity won't last long. Contact Power Generation Enterprises today to discuss your specific power requirements, arrange an inspection, or request additional technical documentation. Our power generation specialists are ready to help you make an informed decision that protects your operations for years to come.

Secure your backup power solution today – before the next emergency strikes.