300kW Diesel Generator Set
300 kW Prime / 330 kW Standby — 375 kVA
Available with Cummins engines. ISO 8528-5 certified, factory-direct from China since 1983, exporting since 2003.
What Can a 300kW Diesel Generator Power?
300kW diesel generators power heavy commercial and industrial facilities. They are widely used for hospitals, manufacturing plants, commercial buildings, cold storage, and mid-size data centers requiring robust standby or continuous prime power.
300kW Diesel Generator — Engine Options
One engine platform is available at 300kW. Choose based on your application, budget, and service requirements.
Cummins 300kW Diesel Generator
Model: R-CC375D5/S · 50Hz (1500 rpm)
| Standby Power | 330 kW / 412.5 kVA |
| Prime Power | 300 kW / 375 kVA |
| Engine Model | NTAA855-G7 |
| Alternator | Stamford S4L1D-F4 / Leroy-Somer TAL-A473-A |
| Fuel Consumption | 55.4 / 73.8 L/h (@75% / @100%) |
| Fuel Efficiency | 206.7 g/kW·h (ISO 3046-1) |
| Sound Level | ≤75 dB(A) at 7m |
| Dimensions (Open / Silent) | 3320×1170×1990 / 4350×1650×2010 mm |
| Weight (Open / Silent) | 4200 / 5200 kg |
| Frequency | 50Hz (1500 rpm) |
💰 Operating Cost Estimate
75% Load
55.4 L/h
100% Load
73.8 L/h
Operating cost = L/h × local diesel price.
Example at $1.0/L: 75% load ≈ $55/hr.
🛢️ Maintenance Quick Reference
Oil Capacity
38.6L
SAE 15W-40 CH-4
Coolant Capacity
20.8L
50:50 EG + H₂O
Global service network — ideal for critical standby in data centers and hospitals.
View Cummins Series →Nearby ratings: Also available: R-DC375D5/S — Prime 300 kW / Standby 330 kW · R-CC400D5/S — Prime 320 kW / Standby 352 kW.
300kW Generator — Quick Comparison
This model is rated 300 kW Prime / 330 kW Standby at 50Hz (1500 rpm), with a Stamford / Leroy-Somer alternator and DSE7320 controller. Key differences below.
| Specification | Cummins |
|---|---|
| Model | R-CC375D5/S |
| Engine | NTAA855-G7 |
| Fuel @75% (L/h) | 55.4 |
| Fuel Efficiency (g/kW·h) | 206.7 |
| Dimensions — Open (mm) | 3320×1170×1990 |
| Weight — Open / Silent (kg) | 4200 / 5200 |
| Oil Capacity (L) | 38.6 |
| Coolant Capacity (L) | 20.8 |
Frequently Asked Questions — 300kW Diesel Generator
How much does a 300kW diesel generator cost?
What is the fuel consumption of a 300kW diesel generator?
What can a 300kW diesel generator power?
Which engine brands and configurations are available for a 300kW generator?
Tell us your requirements — we'll recommend the right brand and configuration for your application.
GET 300kW QUOTE →