Sign In
Welcome! Sign In to personalize your Cat.com experience
If you already have an existing account with another Cat App, you can use the same account to sign in here
Register Now
One Account. All of Cat.
Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
Account Information
Site Settings
Security
World's best product support network ensures spare parts are readily available for maintenance and service needs
GCCP auto mains control panel provides access to historical alarms and operating indicators
Requires less space for installation; more space available for on-going operations
Key Specs
The DE400 GC diesel generator sets have been developed for your standby applications. Producing reliable power of 400 kVA at 50 Hz, our C9.3 diesel-powered DE400 GC generator set is designed to ISO 8528-5 transient response requirements
World's best product support network ensures spare parts are readily available for maintenance and service needs
GCCP auto mains control panel provides access to historical alarms and operating indicators
Requires less space for installation; more space available for on-going operations
| Maximum Rating | 400 kVA 400 kVA |
| Minimum Rating | 400 kVA 400 kVA |
| Emissions/Fuel Strategy | Non-Certified Emissions Non-Certified Emissions |
| Voltage | 380 to 415 Volts 380 to 415 Volts |
| Frequency | 50 Hz 50 Hz |
| Speed | 1500 rpm 1500 rpm |
| Duty Cycle | Standby Standby |
| Engine Model | C9.3B, I-6, 4-cycle diesel C9.3B, I-6, 4-cycle diesel |
| Bore | 4.53 in 115 mm |
| Stroke | 5.87 in 149 mm |
| Displacement | 567.5 in³ 9.3 l |
| Compression Ratio | 16.5:1 16.5:1 |
| Aspiration | Turbocharged Air-to-Air Aftercooled Turbocharged Air-to-Air Aftercooled |
| Fuel System | Common Rail Common Rail |
| Governor Type | ADEM™A6 ADEM™A6 |
| Length - Maximum | 104.8 in 2662 mm |
| Width - Maximum | 44 in 1120 mm |
| Height - Maximum | 69.5 in 1766 mm |
| Dry Weight - Genset (maximum) | 5070.6 lb 2300 kg |
Observe and manage your fleet from anywhere with Cat RAM, and benefit from real-time monitoring by expert advisors with Condition Monitoring.
Learn MoreExperience hassle-free ownership and predictable expenses with flexible Customer Value Agreements, which include Long-Term Service Agreements.
Learn MoreRetain genset value with maintenance, upgrade kits, and repair options that extend lifecycles, optimise performance, and help you control costs.
Learn MoreShop for genuine and Cat Reman parts online, with access to price, inventory, and 24/7 expert support.
Learn MoreDE400 GC Diesel Generator Rear Right
DE400 GC Diesel Generator Rear Left
DE400 GC Diesel Generatorr Front Right
DE400 GC Diesel Generator Front Left
DE400 GC Enclosure, Front Left
DE400 GC Enclosure, Front Right
DE400 GC Enclosure, Rear Right
DE400 GC Enclosure, Rear Left
