• America's 100 Most Promising Companies

Caterpillar XQ550G Natural Gas Power Module – G3512 TA - 500 kW

  • WPP Item #: 21450
$315,000 Condition: Used Hours (hrs): 6700

Engine Information

  • Engine Manufacturer: Caterpillar
  • Engine Model: G3512 SITA
  • Engine S/N: CTM00629
  • Engine Arrangement: 273-3096
  • Test Spec: 0K3333
  • Engine RPM: 1200
  • Engine HP: 790
  • Governor: Electronic
  • Starter: Electric
  • Cooling Method: Radiator
  • Flywheel Size: SAE00
  • Dual Fuel Capable:
  • Jacket Water Heater:
  • Oil Level Regulator:
  • Battery Charger:
  • Battery Rack:
  • Battery Cables:
  • Charging Alternator:
  • Emergency Stop:
  • Coolant Level Sensor:
  • Gas Regulator:
  • Exhaust Silencer (Mounted):
  • 3-Way NSCR Catalyst:
  • Air Fuel Ratio Controller:

Generator End Information

  • Generator Manufacturer: Caterpillar
  • Generator Model: SR4B
  • Generator S/N: 9AZ00631
  • Gen End Arrangement #: 1586412
  • kW Rating: 500
  • kVa Rating: 625
  • Rating Type: Continuous
  • Voltage: 480
  • Power Factor: 0.80
  • Frequency: 60
  • Generator RPM: 1200
  • Bearings: Double Bearing
  • Excitation Type: Permanent Magnet Excitation
  • Windings: Form Wound

Generator Package Information

  • Package Manufacturer: Caterpillar
  • Package SN: CPS00262
  • Package Model: XQ550G
  • Control Panel: EMCP 2+
  • Circuit Breaker Size: 1200A
  • Enclosure: 40’ Container
  • Enclosure Type: Sound Attenuated Enclosed
  • Paralleling Controls:
  • Electrically Operated Breaker:
  • Shunt Trip:
  • Digital Voltage Regulator:
  • Control Panel Dust Cover:

Additional Information

  • Length (in): 480
  • Width (in): 96
  • Height (in): 114
  • Weight (lb): 48742
  • Manufacture Year: 2014
  • Distribution Panel:
  • Trailer Mounted: Yes
  • EMCP 2 Plus Gen set Controller
  • Z-Power Utility Grade Paralleling Switch Gear
  • Side and Bottom Bus Bar Connection
  • Electric Generator Room Cooling Fans
  • Battery Disconnect
  • Critical Grade 3 Way Catalyst Silencer with Fuel/ Air Ratio Control
  • 3" Class 150 ANSI Flange Gas Connect
  • 4" Insulation with Sound Attenuated Louvers
  • 40FT High Cube ISO Container

Power Equipment Built Around Your Timeline

WPP keeps a large inventory of power generation equipment and supports customers with practical guidance from selection through delivery.

Whether you are replacing aging equipment, sourcing for a project, or coordinating a larger power package, our team helps you find the right fit and move forward with confidence.

Large Equipment Inventory

New, used, and refurbished generators, engines, and accessories.

Project-Ready Support

Help with sizing, submittals, equipment matching, and coordination.

One-Stop Shop

Sales, rental, service, and parts support under one roof.

< Back to Results
  • WPP Item #: 21450
$315,000 Condition: Used Hours (hrs): 6700

Engine Information

  • Engine Manufacturer: Caterpillar
  • Engine Model: G3512 SITA
  • Engine S/N: CTM00629
  • Engine Arrangement: 273-3096
  • Test Spec: 0K3333
  • Engine RPM: 1200
  • Engine HP: 790
  • Governor: Electronic
  • Starter: Electric
  • Cooling Method: Radiator
  • Flywheel Size: SAE00
  • Dual Fuel Capable:
  • Jacket Water Heater:
  • Oil Level Regulator:
  • Battery Charger:
  • Battery Rack:
  • Battery Cables:
  • Charging Alternator:
  • Emergency Stop:
  • Coolant Level Sensor:
  • Gas Regulator:
  • Exhaust Silencer (Mounted):
  • 3-Way NSCR Catalyst:
  • Air Fuel Ratio Controller:

Generator End Information

  • Generator Manufacturer: Caterpillar
  • Generator Model: SR4B
  • Generator S/N: 9AZ00631
  • Gen End Arrangement #: 1586412
  • kW Rating: 500
  • kVa Rating: 625
  • Rating Type: Continuous
  • Voltage: 480
  • Power Factor: 0.80
  • Frequency: 60
  • Generator RPM: 1200
  • Bearings: Double Bearing
  • Excitation Type: Permanent Magnet Excitation
  • Windings: Form Wound

Request a Quote or More Info on the Caterpillar XQ550G Natural Gas Power Module – G3512 TA

Complete this quick form and our Houston-based team will respond within 24 hours.

* Required field










For urgent needs, call us at 713-434-2300 now.

© 2026 Worldwide Power Products