C7.1 | DE169AE0

C7.1 | DE169AE0

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

Maximum Rating 120.0 ekW 120.0 ekW
Minimum Rating 120.0 ekW 120.0 ekW
Emissions/Fuel Strategy Non-Certified Emissions Non-Certified Emissions

Technicial Specifications

Generator Set Specifications
Maximum Rating 120.0 ekW 120.0 ekW
Minimum Rating 120.0 ekW 120.0 ekW
Emissions/Fuel Strategy Non-Certified Emissions Non-Certified Emissions
Voltage 220 to 380 Volts 220 to 380 Volts
Frequency 60 Hz 60 Hz
Speed 1800 rpm 1800 rpm
Duty Cycle Standby, Prime Standby, Prime
Engine Specifications
Engine Model Cat® C7.1 Cat® C7.1
Bore 4.1 in 105 mm
Stroke 5.3 in 135 mm
Displacement 427.8 in³ 7 l
Compression Ratio 18.2:1 18.2:1
Aspiration Turbocharged Turbocharged
Fuel System Direct Injection Direct Injection
Governor Type Mechanical Mechanical
Generator Set Dimensions
Length - Maximum 96.5 in 2450 mm
Width - Maximum 1010 mm 39.8 in
Height - Maximum 60.8 in 1544 mm
Dry Weight - Genset (maximum) 3135 lb 1422 kg

Advantages and Features

Cat Generator Set Package

  • Cat generator set packages have been fully prototype tested
  • Accepts 100% block load in one step and meets NFPA 110 loading requirements
  • Conform to ISO 8528-3 steady state and transient response requirements

Cat Diesel Engine

  • Reliable, rugged, durable design
  • Field-proven in thousands of applications worldwide
  • Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight

GTA Frame Alternator

  • Superior motor starting capability minimizes need for oversizing alternator
  • Designed to match performance and output characteristics of Cat diesel engines
  • Robust Class H insulation

EMCP Control Panel

  • User-friendly interface and navigation
  • Scalable system to meet a wide range of installation requirement
  • Expansion modules and site-specific programming for specific customer requirements

Cooling System

  • Designed to operate in standard ambient temperatures up to 55°C (131°F)
  • Contact your Cat Dealer for specific ambient and altitude capabilities


Fully prototype tested with certified torsional vibration analysis available

One Safe Source

  • Components used in the generator set are selected based on seamless design integration to provide the optimum performance
  • The generator set is fully assembled at a Caterpillar facility following our quality guidelines
  • Each generator set package is tested before leaving the Caterpillar facility
  • Cat product support, including dealer service, parts and warranty covers the entire Cat power system

Worldwide Product Support

  • Cat dealers have over 1,800 dealer branch stores operating in 200 countries
  • Your local Cat dealer provides extensive post-sale support, including maintenance and repair agreements

Standard Equipment

  • Engine
    • C7.1, Inline 4 Cylinder, 4 Stroke Diesel
  • Control panel
    • EMCP 4.1 Control panel
  • Governing system
    • Mechanical governor
  • Alternator
    • GTA Frame standard alternator
  • Fuel Storage
    • Single wall 8 hour fuel tank
  • Enclosure
    • Modular easy access acoustic enclosure
  • Air, Cooling & Exhaust
    • Enclosure silencer
  • General
    • Engine and alternator pre-paint, Caterpillar yellow