Caterpillar is the world's largest manufacturer of generator sets, offering the largest range of specifications available.  For prime, continuous or standby power service, Cat commercial and industrial diesel generator sets deliver reliable, clean, economical power.

Each Cat diesel generator set is designed, engineered and manufactured for optimal performance. All major components are tested individually; and once the generator set is assembled, the complete unit is tested at and above 100% of rated load for operation and safety.

All gensets have optional weather and sound attenuated enclosures.  Need help sizing your generator or designing a system? 
Cat diesel gensets
For assistance with sizing and designing your Power System register for CAT SPECSIZER

Caterpillar Select Diesel Generators

caterpillar generator w enclosure
Caterpillar C4.4 Diesel Generator
Standby Ratings 40kW / 50kW / 60kW
Prime Ratings 36kW / 45kW / 55kW
Voltage 220V/240V/440V/480V/600V
Frequency 60 Hz
Dimensions 76 x 44 x 70 inches
Weight 1962 lbs
40 kW to 60 kW
100 kw generator enclosure
Caterpillar C4.4 Diesel Generator
Standby Ratings 80 kW / 100 kW
Prime Ratings 72 kW / 90 kW
Voltage 220V/240V/440V/480V/600V
Frequency 60 Hz
Dimensions 93 x 44 x 51 inches
Weight 2570 lbs
80 kW to 100 kW
cat 150 kW genset enclosure
Caterpillar C7.1 Diesel Generator
Standby Ratings 125kW / 150kW / 175kW / 200kW
Prime Ratings 114kW / 135kW / 158kW
Voltage 220V/240V/440V/480V/600V
Frequency 60 Hz
Dimensions 93 x 44 x 51 inches
Weight 2570 lbs
125 kW to 200 kW
300 kW diesel generator
Caterpillar C9 Diesel Generator
Standby Ratings 200 kW / 250 kW / 300 kW
Prime Ratings 180 kW / 225 kW / 275 kW
Voltage 220V/240V/440V/480V/600V
Frequency 60 Hz
Dimensions 122 x 64 x 82 inches
Weight 6411 lbs
200 kW to 300 kW
350 kW cat generator
Caterpillar C13 Diesel Generator
Standby Ratings 350 kW / 450 kW
Prime Ratings 320 kW / 365 kW 
Voltage 220V/240V/440V/480V/600V
Frequency 60 Hz
Dimensions 138 x 65 x 82 inches
Weight 8427 lbs
350 kW to 400 kW
500 kW diesel generator
Caterpillar C15 Diesel Generator
Standby Ratings 350 kW / 400 kW / 450 kW / 500 kW
Prime Ratings 320 kW / 365 kW / 410 kW / 455 kW
Voltage 220V/240V/440V/480V/600V
Frequency 60 Hz
Dimensions 137 x 64 x 84 inches
Weight 9623 lbs
350 kW to 500 kW
600 kW diesel genset w enclosure
Caterpillar C18 Diesel Generator
Standby Ratings 500 kW / 550 kW / 600 kW / 650 kW / 700 kW / 750 kW
Prime Ratings 455 kW / 500 kW / 545 kW / 600 kW / 635 kW / 680 kW
Voltage 208V/220V/240V/480V/600V
Frequency 60 Hz
Dimensions 138 x 69 x 92 inches
Weight 10,721 lbs
550 kW to 750 kW
800 kW diesel generator C27
Caterpillar C27 Diesel Generator
Standby
Ratings
750 kW / 800 kW
Prime
Ratings
680 kW / 725 kW 
Voltage 208V/240V/480V/600V
Frequency 60 Hz
Dimensions 184 x 68 x 85 inches
Weight 14,600 lbs
750 kW to 800 kW
1000 kW diesel generator
Caterpillar C32 Diesel Generator
Standby
Ratings
1000 kW
Prime
Ratings
910 kW
Voltage 220V to 4160V
Frequency 60 Hz
Dimensions 164 x 664 x 85 inches
Weight 14,700 lbs
10000 kW
1250 kw diesel generator
Caterpillar 3512 Diesel Generator
Standby Ratings 1100 kW / 1250 kW / 1400 kW / 1500 kW / 1750 kW
Prime Ratings 1000 kW / 1135 kW / 1275 kW / 1360 kW
Voltage 380V to 13800V
Frequency 60 Hz
Dimensions 219x79x93 - 244x90x100"
Weight 22,650 to 32,660 lbs
1100 kW to 1750 kW
1750 kw diesel generator
Caterpillar 3516 Diesel Generator
Standby
Ratings
1750 kW / 2000 kW / 2250 kW / 2500 kW / 2750 kW
Prime Ratings 1600 kW / 1825 kW / 2250 kW / 2500 kW
Voltage 380V to 13800V
Frequency 60 Hz
Dimensions
244x90x95 - 304x104x132"
Weight 35,880 to 40,700 lbs
1750 kW to 2750 kW
4 MW diesel generators
Caterpillar C175-16 Diesel Generator
Standby
Ratings
3000 kW / 3100 kW
Prime
Ratings
2725 kW / 2825 kW
Voltage 480V to13800V
Frequency 60 Hz
Dimensions
314 x 114 x 135 inches
Weight 50,500 lbs
3000 to 3100 kW
4 MW diesel generators
Caterpillar C175-20 Diesel Generator
Standby
Ratings
3900 kW / 4000 kW
Prime
Ratings
3500 kW / 3600 kW
Voltage 3300V to11000V
Frequency 60 Hz
Dimensions
331 x 128 x 151 inches
Weight 66,200 lbs
3900 to 4000 kW
4000 kw standby generator Caterpillar
Caterpillar 3612 Diesel Generator
Standby
Ratings
4000 kW
Prime
Ratings
3300 kW
Voltage  
Frequency 60 Hz
Dimensions
404 x 100 x 157 inches 
Weight 112,690 lbs
4000 kW
5320 kw diesel generator standby
Caterpillar 3616 Diesel Generator
Standby
Ratings
5320 kW
Prime
Ratings
4840 kW
Voltage  
Frequency 60 Hz
Dimensions
404 x 100 x 157 inches 
Weight 141,840 lbs
5320 kW
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