50kW Diesel Generator Set
50 kW Prime / 55 kW Standby — 63 kVA
Available with Cummins engines. ISO 8528-5 certified, factory-direct from China since 1983, exporting since 2003.
What Can a 50kW Diesel Generator Power?
50kW diesel generators cover small commercial and light-industrial backup and prime-power needs. Typical uses include small retail stores, restaurants, small offices, telecom base stations, and light-duty construction tools where the grid is unreliable or absent.
50kW Diesel Generator — Engine Options
One engine platform is available at 50kW. Choose based on your application, budget, and service requirements.
Cummins 50kW Diesel Generator
Model: R-DC60D5/S · 50Hz (1500 rpm)
| Standby Power | 55 kW / 70 kVA |
| Prime Power | 50 kW / 63 kVA |
| Engine Model | 4BTA3.9-G2 |
| Alternator | Stamford S1L2-Y1 / Leroy-Somer TAL-A42-H |
| Fuel Consumption | 9.5 / 12.7 L/h (@75% / @100%) |
| Fuel Efficiency | 213 g/kW·h (ISO 3046-1) |
| Sound Level | ≤75 dB(A) at 7m |
| Dimensions (Open / Silent) | 1800×850×1320 / 2530×1030×1490 mm |
| Weight (Open / Silent) | 820 / 1350 kg |
| Frequency | 50Hz (1500 rpm) |
💰 Operating Cost Estimate
75% Load
9.5 L/h
100% Load
12.7 L/h
Operating cost = L/h × local diesel price.
Example at $1.0/L: 75% load ≈ $10/hr.
🛢️ Maintenance Quick Reference
Oil Capacity
10.9L
SAE 15W-40 CH-4
Coolant Capacity
8.3L
50:50 EG + H₂O
Global service network — ideal for critical standby in data centers and hospitals.
View Cummins Series →Nearby ratings: Also available: R-DC50D5/S — Prime 40 kW / Standby 44 kW · R-DC80D5/S — Prime 64 kW / Standby 70.4 kW.
50kW Generator — Quick Comparison
This model is rated 50 kW Prime / 55 kW Standby at 50Hz (1500 rpm), with a Stamford / Leroy-Somer alternator and DSE4620 controller. Key differences below.
| Specification | Cummins |
|---|---|
| Model | R-DC60D5/S |
| Engine | 4BTA3.9-G2 |
| Fuel @75% (L/h) | 9.5 |
| Fuel Efficiency (g/kW·h) | 213 |
| Dimensions — Open (mm) | 1800×850×1320 |
| Weight — Open / Silent (kg) | 820 / 1350 |
| Oil Capacity (L) | 10.9 |
| Coolant Capacity (L) | 8.3 |
Frequently Asked Questions — 50kW Diesel Generator
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