This 67HP/50kW diesel generator is designed for home backup power and small workshop needs. It delivers reliable, stable electricity for households with multiple high-demand appliances or for small-scale industrial use during power outages.
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General data of Cummins 4BTA3.9-G2 Diesel Engine for Generator Set |
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Engine Model |
Cummins 4BTA3.9-G2 |
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Type |
4 cylinder in line |
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Displacement |
3.9 L |
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Bore&Stroke |
102×120 mm |
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Dry Weight |
350 KG |
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Dimension(L*W*H) |
867*544*998mm |
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Center of gravity from front face of block |
373 mm |
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Center of gravity above crankshaft centerline |
163 mm |
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Performance Date of Cummins 4BTA3.9-G2 Diesel Engine for Generator Set |
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Rated Output/Speed(1500rpm) |
50KW/67HP |
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Standby Output/Speed(1500rpm) |
55KW/74HP |
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Rated Output/Speed(1800rpm) |
60KW/80HP |
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Standby Output/Speed(1800rpm) |
66KW/88HP |
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Fuel Consumption/rated output(1500RPM) |
213 g/KW.h |
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Fuel Consumption/standby output(1500RPM) |
212 g/KW.h |
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Fuel Consumption/rated output(1800RPM) |
219 g/KW.h |
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Fuel Consumption/standby output(1800RPM) |
218 g/KW.h |
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Technical data of Cummins 4BTA3.9-G2 Diesel Engine for Generator Set |
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Aspiration |
Turbochanger& Aftercooler |
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Fuel System |
BYC A/Electronic Governor |
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Governor Regulation |
≤5% |
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Coolant capacity-engine only |
8.3 litre |
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Mimimum Lubricant Capacity(pan+filter) |
10.9 litre |
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Idle speed |
950-1050 RPM |
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Frictional loss power/rated output |
8.2 KW |
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Compression ratio |
17.3:1 |
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Piston Speed(1500rpm) |
6 m/sec |
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Piston Speed(1800rpm) |
7.2 m/sec |
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Firing Order |
1-3-4-2 |
Advantages of Cummins Silent Trailer-Mounted Home Diesel Generator Sets
Powerful & Reliable Output: 67HP/50kW capacity supports 6–8 air conditioners, 2 electric water heaters, and daily household appliances, or 2–3 small workshop machines.
Durable Cummins Engine: Equipped with a Cummins 4BTA3.9-G2 engine running at a steady 1800rpm, reducing wear and allowing 10–15 hours of continuous operation under 60% load.
Stable Frequency & Appliance Compatibility: High-precision electronic governor keeps frequency fluctuation within ±0.5%, ensuring safe operation of 60Hz home devices and imported appliances.
Quiet & User-Friendly Design: Soundproof enclosure limits noise to 65–70dB at 7 meters; auto-start feature enables unattended operation during power outages.
Portable Structure: Open frame with trailer-mounted wheels allows easy inspection, towing, and storage in narrow s
Why Choose Us
Full Range of Genuine Cummins
Huge inventory(Engines & Parts)
FAQ
Q1: How is the generator packaged and shipped?
A: Each unit is securely packed in wooden crates and shipped by sea or rail, ensuring safe delivery.
Q2: What payment terms do you accept?
A: We accept TT (Telegraphic Transfer) and LC (Letter of Credit).
Q3: What is the minimum order quantity?
A: The minimum order quantity is one unit.
Q4: How is maintenance handled?
A: The Cummins engine is low-maintenance; routine tasks like oil and filter changes require only basic tools. Parts are readily available locally.
Q5: Is it suitable for sensitive home appliances?
A: Yes. With a stable 60Hz output and low frequency fluctuation, it is compatible with imported or sensitive appliances like refrigerators, washing machines, and medical devices.
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