Key Specs
Producing reliable power from 72 to 100 ekW at 60 Hz, our C4.4 diesel generator sets designed to ISO 8528-5 transient response requirements. All C4.4 generator sets meet EPA Stationary Emergency (Tier 3) emissions standards.
Longer run times between fuel fills; reduced operating costs
Ensures you can count on emergency power when it is needed
| Maximum Rating | 100 ekW 100 ekW |
| Minimum Rating | 72 ekW 72 ekW |
| Emissions/Fuel Strategy | U.S. EPA Cert., Tier 3 U.S. EPA Cert., Tier 3 |
| Voltage | 110 to 480 Volts 110 to 480 Volts |
| Frequency | 60 Hz 60 Hz |
| Speed | 1800 rpm 1800 rpm |
| Duty Cycle | Standby, Prime Standby, Prime |
| Engine Model | Cat® C4.4 Cat® C4.4 |
| Bore | 4.1 in 105 mm |
| Stroke | 5 in 127 mm |
| Displacement | 268.5 in³ 4.4 l |
| Compression Ratio | 16.2:1, 17.25:1, 18.2:1 or 18.3:1 16.2:1, 17.25:1, 18.2:1 or 18.3:1 |
| Aspiration | Turbocharged Turbocharged |
| Fuel System | Direct Injection or Common Rail Direct Injection or Common Rail |
| Governor Type | Mechanical Mechanical |
| Length - Maximum | 75.8 in 1925 mm |
| Width - Maximum | 44.1 in 1120 mm |
| Height - Maximum | 53.6 in 1361 mm |
Now there's an easier way to track and manage your equipment anytime, anywhere.
Learn MoreCalculate what generator size you need by using our commercial and industrial generator sizing calculator, SpecSizer.
Learn MoreThere are no standard power solutions. Cat experts work with you to design a system to meet your individual power needs.
Learn MoreEl Manjar Criollo Restaurant in Puerto Rico was able to stay open following Hurricane Maria, thanks to the help of C4.4 gensets provided by local dealer Rimco Cat.
Learn MoreCaterpillar product brochures and other informational documents are available for your growing business.
