Diesel Generator Sets

Cat® diesel generator sets, engineered for industrial, commercial, and mission-critical applications. deliver dependable standby and prime power where reliability is paramount. Our product range spans 6.8 to 5,720 ekW (6.8 to 7,150 kVA) in both 50 Hz and 60 Hz configurations, giving consultants and contractors precise flexibility during project design.

Each generator set is engineered for optimal efficiency and long-term durability, contributing to low operating costs and typically consuming less than 0.1 gallons (0.38 L) of diesel per kilowatt-hour. Systems are rigorously tested for stable output, rapid response during load changes, and consistent performance in demanding environments.

Cat diesel generator sets can last up to 15-30 years with lifespans of 20,000 to 30,000 operating hours. Whether supporting emergency backup for facilities or providing continuous power for ongoing operations, our commercial and industrial diesel generator sets help minimize integration complexity and deliver reliable power when it matters most.

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DE33 GC (50 Hz)

Diesel Generator Sets

DE33 GC (50 Hz) Diesel Generator Sets
Maximum Rating
33.0 kVA
Minimum Rating
33.0 kVA
Emissions/Fuel Strategy
Non Regulated
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DE50 GC (50 Hz)

Diesel Generator Sets

DE50 GC (50 Hz) Diesel Generator Sets
Maximum Rating
50.0 kVA
Minimum Rating
50.0 kVA
Emissions/Fuel Strategy
Non Regulated
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DE55 GC (50 Hz)

Diesel Generator Sets

DE55 GC (50 Hz) Diesel Generator Sets
Maximum Rating
55.0 kVA
Minimum Rating
55.0 kVA
Emissions/Fuel Strategy
Non Regulated
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DE65 GC (50 Hz)

Diesel Generator Sets

DE65 GC (50 Hz) Diesel Generator Sets
Maximum Rating
65.0 kVA
Minimum Rating
65.0 kVA
Emissions/Fuel Strategy
Non Regulated
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DE165 GC (50 Hz)

Diesel Generator Sets

DE165 GC (50 Hz) Diesel Generator Sets
Maximum Rating
163.9 kVA
Minimum Rating
163.9 kVA
Emissions/Fuel Strategy
Non Regulated
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DE500 GC

Diesel Generator Sets

DE500 GC Diesel Generator Sets
Maximum Rating
500 kVA
Minimum Rating
500 kVA
Emissions/Fuel Strategy
Non Regulated
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DE715 GC

Diesel Generator Sets

DE715 GC Diesel Generator Sets
Maximum Rating
715 kVA
Minimum Rating
715 kVA
Emissions/Fuel Strategy
Non Regulated
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3516B (50 Hz)

Diesel Generator Sets

3516B (50 Hz) Diesel Generator Sets
Standby Rating
2500 kVA
Prime Power Rating
2275 kVA
Emissions/Fuel Strategy
Low Fuel, Low Emissions
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3516C (50 Hz)

Diesel Generator Sets

3516C (50 Hz) Diesel Generator Sets
Standby Rating
2750 kVA
Prime Power Rating
2500 kVA
Emissions/Fuel Strategy
Low Fuel, Low Emissions
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3516E (50 Hz)

Diesel Generator Sets

3516E (50 Hz) Diesel Generator Sets
Standby Rating
3000 kVA (3100 kVA without fan)
Prime Power Rating
2750 kVA (2850 kVA without fan)
Emissions/Fuel Strategy
Low Fuel Consumption
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3516E (50 Hz)

Diesel Generator Sets

3516E (50 Hz) Diesel Generator Sets
Standby Rating
3500/3250/3000 kVA
Prime Power Rating
3175/2950/2725 kVA
Emissions/Fuel Strategy
U.S. EPA Cert. Tier 2 / Low NOx
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C175-20 (50 Hz)

Diesel Generator Sets

C175-20 (50 Hz) Diesel Generator Sets
Standby Rating
4000(no fan)/3900/3350(no fan) kVA
Prime Power Rating
3600(no fan)/3500 kVA
Emissions/Fuel Strategy
Low Fuel, Low Emissions
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DE1250 GC

Diesel Generator Sets

DE1250 GC Diesel Generator Sets
Minimum Rating
1250 kVA
Maximum Rating
1250 kVA
Emissions/Fuel Strategy
Low Fuel Consumption
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C7.1 | DE165E0

Diesel Generator Sets

C7.1 | DE165E0 Diesel Generator Sets
Minimum Rating
150 kVA
Maximum Rating
165 kVA
Emissions/Fuel Strategy
Non Regulated
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C7.1 | DE220E0

Diesel Generator Sets

C7.1 | DE220E0 Diesel Generator Sets
Minimum Rating
200 kVA
Maximum Rating
220 kVA
Emissions/Fuel Strategy
Non Regulated
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C3.3 | DE50E0

Diesel Generator Sets

C3.3 | DE50E0 Diesel Generator Sets
Minimum Rating
45.0 kVA
Maximum Rating
50.0 kVA
Emissions/Fuel Strategy
Non Regulated
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C4.4 | DE110E2

Diesel Generator Sets

C4.4 | DE110E2 Diesel Generator Sets
Minimum Rating
100.0 kVA
Maximum Rating
110.0 kVA
Emissions/Fuel Strategy
EU Stage II R96
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C18 | DE715E0

Diesel Generator Sets

C18 | DE715E0 Diesel Generator Sets
Minimum Rating
650 kVA
Maximum Rating
715 kVA
Emissions/Fuel Strategy
Non Regulated
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C18 | DE850E0

Diesel Generator Sets

C18 | DE850E0 Diesel Generator Sets
Minimum Rating
770 kVA
Maximum Rating
850 kVA
Emissions/Fuel Strategy
Non Regulated
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C4.4 | DE88E0

Diesel Generator Sets

C4.4 | DE88E0 Diesel Generator Sets
Minimum Rating
80 kVA
Maximum Rating
88 kVA
Emissions/Fuel Strategy
Non Regulated
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C3.3 | DE33E0

Diesel Generator Sets

C3.3 | DE33E0 Diesel Generator Sets
Minimum Rating
30 kVA
Maximum Rating
33 kVA
Emissions/Fuel Strategy
Non Regulated
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C3.3 | DE65E0

Diesel Generator Sets

C3.3 | DE65E0 Diesel Generator Sets
Minimum Rating
60 kVA
Maximum Rating
65 kVA
Emissions/Fuel Strategy
Non Regulated
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C13 | DE400E0

Diesel Generator Sets

C13 | DE400E0 Diesel Generator Sets
Minimum Rating
350 kVA
Maximum Rating
400 kVA
Emissions/Fuel Strategy
Non Regulated
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C15 | DE500E0

Diesel Generator Sets

C15 | DE500E0 Diesel Generator Sets
Minimum Rating
450 kVA
Maximum Rating
500 kVA
Emissions/Fuel Strategy
Non Regulated
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C15 | DE550E3

Diesel Generator Sets

C15 | DE550E3 Diesel Generator Sets
Minimum Rating
500 kVA
Maximum Rating
550 kVA
Emissions/Fuel Strategy
EU III A Certified
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3516B DGB™ (50 Hz)

Diesel Generator Sets

3516B DGB™ (50 Hz) Diesel Generator Sets
Prime Power Rating
2275/2000 kVA
Continuous Rating
2000/1750 kVA
Emissions/Fuel Strategy
Low Fuel Consumption
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