.

Categories

  • Vehicles
  • Heavy Equipment
  • Electronics
  • Real Estate
  • HUD Homes
  • Military Surplus
  • Seized Property
  • All Categories

Guides

  • Complete Beginner Guide
  • Best Auction Sites
  • How to Buy Government Cars
  • How to Buy HUD Homes
  • Tax Lien vs Tax Deed States
  • All Guides
  • Buyer Tools
  • What's It Worth?
  • Price Index
  • Sold Prices
  • How Our Scores Work
  • Is GovAuctions Legit?
  • Is GovAuctions.com Legit?
  • Compare Auction Platforms
  • Best Auction Aggregators

Browse

  • Government Auctions
  • Search Auctions
  • Ending Soon
  • Auctions Near Me
  • Police Auctions Near Me
  • Car Auctions Near Me
  • Equipment Auctions Near Me
  • Real Estate Auctions Near Me
  • Police Auctions Guide
  • GovDeals
  • Public Surplus
  • GSA Auctions
  • All Auction Sources

Resources

  • Research & Data
  • What's New
  • About
  • Press
  • Contact
  • Email Alerts
  • Pro Plan
  • Developer API
  • Bulk Data License
  • Terms of Service
  • Privacy Policy
GovAuctions aggregates government surplus auctions from official platforms. We are not affiliated with GSA, HUD, or any government agency. · Terms · Privacy
© 2026 GovAuctions. All rights reserved.
🏛️GovAuctions
GuidesToolsPricesAbout

Cummins Generator

GovDealsTools📍Golden, CO
GovAuctions Summary

A Cummins 500 kW three-phase diesel generator, model 500DFFB, roughly 10,000 pounds with low but unknown hours, now replaced by the owner. Emergency backup providers, rental companies, and industrial facilities buy these large units. Confirm fuel capacity and verify oil and coolant condition before moving it, as internal corrosion in idle tanks can be costly.

Estimated flip margin and comp range available with Pro. Summary may occasionally contain inaccuracies; check the full description before bidding.

Current Bid

$0

3 bids

Time Left

10d 14h

Ends Sep 10, 2026

Bid history

since Aug 30

$100+$60 (+60%)$160

Market demand: Tools in Colorado sell about 93% of the time, typically ~10 bids. Based on 394 completed sales over the last year.

GovAuctions Summary

A Cummins 500 kW three-phase diesel generator, model 500DFFB, roughly 10,000 pounds with low but unknown hours, now replaced by the owner. Emergency backup providers, rental companies, and industrial facilities buy these large units. Confirm fuel capacity and verify oil and coolant condition before moving it, as internal corrosion in idle tanks can be costly.

Estimated flip margin and comp range available with Pro. Summary may occasionally contain inaccuracies; check the full description before bidding.

Seller

🏛️ National Laboratory of the Rockies – NLR, CO

Condition: As-is

Pickup / shipping information

📍
Golden, CO 80403-1949

National Laboratory of the Rockies – NLR, CO

📅Pickup within 10 business days
🚚Sold as-is. This seller does not ship, so you collect it in person.

Grab more in one trip: 1 more lot at this pickup location.

View all at this location→

Full Description

Cummins Generator Model – 500DFFB Used / Does function / Fuel tank included capacity unknown / Sold as is / Replaced with new model / Outside when in use / Specs based loosely on model number search/ Low hours but hours unknown /Very heavy and large roughly 10,000 lbs / Would need proper graded truck or trailer to pick up / We have the proper forklift to assist on putting this on the trailer or truck Power & Electrical Characteristics Standby Power: 500 kW (625 kVA) at 0.8 power factor, 480 V / 277 V, 60 Hz, 1,800 RPM Prime Power: Approximately 455 kW (569 kVA) at 60 Hz Engine & Performance Engine Model: Cummins KTTA19‑G2 inline 6-cylinder, turbocharged diesel Engine Output: 750 hp at 1,800 RPM Generator & Controls Alternator Type: AC alternator with Permanent Magnet Generator (PMG) capability for enhanced motor-start and fault-clearing Control System: Cummins PowerCommand digital control panel (automatic remote start/stop, precise voltage/frequency regulation, AmpSentry protection, NFPA 110 compliance) Configuration & Enclosure Mounting: Skid‑mounted, weatherproof enclosure with radiator cooling Sub-base Fuel Tank Capacity: Typically 500 – 1,000 gallons (1,893–3,785 L) with secondary containment Dimensions: Approx. 160–166" L × 60" W × 102–126" H; weight ~15,000 lbs Electrical Protection Main-line Circuit Breaker: 800 A (per one listing), with other units having 1,200 A and 450 A configurations Auxiliary & Support Systems Coolant Heater: Included for reliable cold-weather starts Muffler: Mounted inside the enclosure

Get notified about new tools auctions like this

Free email alerts - we'll let you know when matching auctions are listed.

Similar Auctions

Stanley Hydraulic Water Pumps – 2" & 3" Models – Working Condition

Stanley Hydraulic Water Pumps – 2" & 3" Models – Working Condition

$150

Tools · CO

One Pallet of Various Tools

One Pallet of Various Tools

$226

Tools · CO

Pro-Cut PFN 9.0 Brake Lathe

Pro-Cut PFN 9.0 Brake Lathe

$110

Tools · CO

Predator Gas Generator/Inverter, Model 70143

Predator Gas Generator/Inverter, Model 70143

$102

Tools · CO

Mydax mdl. 1L34W recirculating water-cooled chiller

Mydax mdl. 1L34W recirculating water-cooled chiller

$100

Tools · CO

Tools

Tools

$80

Tools · CO

See all Tools in Colorado

73 more live tools auctions

Browse all →
All auctions in Colorado →

Market data: see how government surplus prices are moving in the Surplus Price Index and how often each category sells in the Surplus Market Report.