Industrial

Cat® industrial engines are ready for your application. These engines deliver the unsurpassed reliability, durability, fuel efficiency, and low cost of ownership you have come to expect from Caterpillar. And our world-class product support will never let you down. All this adds up to a powerful advantage for you. Every Cat industrial diesel and gas engine comes with 75 years of engine experience. Our world-class product line of high-speed and medium-speed industrial engines in a wide range of applications offer power solutions for the most demanding installations and the harshest environments. With power options from 8.2 to 6,100 bkW (11 to 8,180 bhp), Cat industrial diesel and gas engines offer the widest power range in the industry.

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Diesel Fire Pumps - Highly & Lesser Regulated

C18 ACERT™

Cat® C18 ACERT™ Fire Pump Engines, with ratings: 447-597 bkW (600-800 bhp)@ 1750-2100 rpm, meet U.S. EPA Tier 3 or U.S. EPA Tier 2 emission standards for stationary emergency fire pump engines....

3406C

The Cat® 3406C Industrial Diesel Fire Pump Engine is offered in ratings ranging from 218-359 bkW (292-482 bhp) @ 1750-2300 rpm. These ratings are non-certified and available for global...

3412C

The Cat® 3412C Industrial Diesel Fire Pump Engine is offered in ratings ranging from 476-551 bkW (638-739 bhp) @ 1750-2100 rpm. These ratings are non-certified and are available for global...

3508

The Cat® 3508 Industrial Diesel Fire Pump Engine is offered in ratings ranging from 709-794 bkW (950-1065 bhp) @ 1460-1750 rpm. These ratings are non-certified, not FM Approved and not UL Listed....

3512

The Cat® 3512 Industrial Diesel Fire Pump Engine is offered in ratings ranging from 1066-1193 bkW (1430-1600 bhp) @ 1460-1750 rpm. These ratings are non-certified, not FM Approved and not UL...

3516

The Cat® 3516 Industrial Diesel Fire Pump Engine is offered in ratings ranging from 1417-1480 bkW (1900-1985 bhp) @ 1460-1750 rpm. These ratings are non-certified, not FM Approved and not UL...

Gas Engines

G3304

The Cat® G3304 Industrial Gas Engine is offered in the following rating: 71 bkW (95 bhp) @ 1800 rpm. This rating is NSPS site compliant capable with customer-supplied aftertreatment. Some ratings...

G3306

The Cat® G3306 Industrial Gas Engine is offered in ratings ranging from 108-157 bkW (145-211 bhp) @ 1800 rpm. These ratings are NSPS site compliant capable with customer-supplied aftertreatment....

G3406

The Cat® G3406 Industrial Gas Engine is offered in ratings ranging from 160-242 bkW (215-325 bhp) @ 1800 rpm. These ratings are NSPS site compliant capable with customer-supplied aftertreatment....

G3408

The Cat® G3408 Industrial Gas Engine is offered in ratings ranging from 190-317 bkW (255-425 bhp) @ 1800 rpm and 249 bkW (332 bhp) @ 1500 rpm. These ratings are NSPS site compliant capable with...

G3412

The Cat® G3412 Industrial Gas Engine is offered in ratings ranging from 448-475 bkW (600-637 bhp) @ 1800 rpm. These ratings are NSPS site compliant capable with customer-supplied aftertreatment....

G3508/G3508B

The Cat® G3508 Industrial Gas Engine is offered in ratings ranging from 391 bkW (524 bhp) @ 1200 rpm and 500-514 bkW (670-690 bhp) @ 1400 rpm. These ratings are NSPS site compliant capable with...

G3512/G3512B

The Cat® G3512 and G3512B Industrial Gas Engines are offered in the following ratings: 589-642 bkW (790-860 bhp) @ 1200 rpm and 749-772 bkW (1004-1035 bhp) @ 1400 rpm. These ratings are NSPS site...

G3516/G3516B

The Cat® G3516 and G3516B Industrial Gas Engines are offered in the following ratings: 492-858 bkW (660-1150 bhp) @ 1200 rpm and 1000-1029 bkW (1340-1380 bhp) @ 1400 rpm. These ratings are NSPS...

G3520/G3520B

The Cat® G3520 and G3520B Industrial Gas Engines are offered in the following ratings: 1104 bkW (1480 bhp) @ 1200 rpm and 1286 bkW (1725 bhp) @ 1400 rpm. These ratings are NSPS site compliant...

Industrial Diesel Engines - Highly Regulated

C2.8

The Cat® C2.8 Industrial Diesel Engines offer the perfect balance of compact size, reliability, and performance. This engine is offered in ratings ranging up to 55 bkW (74 bhp) @ 2500 rpm. The C2.8...

C3.6

The Cat® C3.6 Industrial Diesel Engines offer the perfect balance of compact size, reliability, and performance. This engine is offered in ratings ranging up to 100 bkW (134 bhp) @ 2200 rpm. The...

C9.3B

The Cat® C9.3B Industrial Diesel Engine is offered in ratings ranging from 250-340 bkW (335-456 bhp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards and are designed to...

C0.5

Cat® C0.5 Industrial Diesel Engines engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of...

C0.7

Cat® C0.7 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options...

C1.1

Cat® C1.1 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options...

C1.5

Cat® C1.5 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options...

C1.7

The new electronic Cat® C1.7 Industrial Diesel Engines, with common rail fuel system, deliver impressive performance throughout a wide speed range with exceptional power density. Ultracompact...

C2.2

The new electronic Cat® C2.2 Industrial Diesel Engines, with common rail fuel system, deliver impressive performance throughout a wide speed range with exceptional power density. Ultracompact...

C3.4B, Less than 56 kW...

C3.4B, Less than 56 kW (75 hp)

Cat® C3.4B Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. The C3.4B Industrial Engine is offered in ratings ranging from 45-55.4 bkW (60-74.3...

C3.4B, Greater than 56 kW...

C3.4B, Greater than 56 kW (75 hp)

Cat® C3.4B Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. The C3.4B Industrial Engine is offered in ratings ranging from 63-90 bkW (84.5-120.7...

C4.4 ACERT™

The Cat® C4.4 ACERT Industrial Diesel Engine is offered in ratings ranging from 70-129.4 bkW (93.9-173.5 bhp) @ 2200 rpm, which meet U.S. EPA Tier 4 Final, EU Stage IV emission standards. U.S. EPA...

C6.6 ACERT™

The Cat® C6.6 ACERT Industrial Diesel Engine is offered in ratings ranging from 89-129.4 bkW (119.3-173.5 bhp) @ 2200 rpm. These ratings met U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIB...

C7.1 ACERT™

The C7.1 ACERT™ Industrial Diesel Engine is offered in ratings from 116-225 bkW (156-302 bhp) @ 2200 rpm and meets U.S. EPA Tier 4 Final, EU Stage IV emission standards. Industries and applications...

C9.3 ACERT™

The Cat® C9.3 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 224-298 bkW (300-400 bhp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final, EU Stage IV emission standards....

C13 ACERT™

The Cat® C13 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 287-388 bkW (385-520 bhp) @ 1800-2100 rpm. Industries and applications powered by C13 ACERT engines include:...

C15 ACERT™

The Cat® C15 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 354-433 bkW (475-580 bhp) @ 1800-2100 rpm. Industries and applications powered by C15 ACERT engines include:...

C18 ACERT™

The Cat® C18 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 429-522 bkW (575-700 bhp)@ 1800-1900 rpm. Industries and applications powered by C18 ACERT engines include:...

C27 ACERT™

The Cat® C27 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 597-783 bkW (800-1050 bhp) @ 1800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Industries and...

C32 ACERT™

The Cat® C32 ACERT™ Industrial Diesel Engine is offered in ratings ranging from 746-895 bkW (1000-1200 bhp) @ 1800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Applications...

Industrial Diesel Engines - Lesser Regulated & Non-Regulated

C2.8

The Cat® C2.8 Industrial Diesel Engines offer the perfect balance of compact size, reliability, and performance. This engine is offered in ratings ranging up to 55 bkW (74 bhp) @ 2500 rpm. The C2.8...

C3.6

The Cat® C3.6 Industrial Diesel Engines offer the perfect balance of compact size, reliability, and performance. This engine is offered in ratings ranging up to 100 bkW (134 bhp) @ 2200 rpm. The...

C0.5

Cat®C0.5 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options...

C0.7

Cat® C0.7 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options...

C1.1

Cat® C1.1 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options...

C1.5

Cat® C1.5 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options...

C1.6

Cat® C1.6 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options...

C1.7

Cat® C1.7 Industrial Diesel deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options ensures...

C2.2

Cat® C2.2 Industrial Diesel Engines deliver impressive performance throughout a wide speed range with exceptional power density. Their ultra-compact package size and extensive choice of options...

3054C

The Cat® 3054C Industrial Diesel Engine is offered in ratings ranging from 52-97 bkW (69.7-130 bhp) @ 2000-2400 rpm. These ratings meet U.S. EPA Tier 2 equivalent and EU Stage II equivalent...

C4.4

The Cat® C4.4 Naturally Aspirated (NA) Industrial Diesel Engine is offered in ratings ranging from 54-56 bkW (72.4-75 bhp) @ 2200 rpm. These ratings meet EU Stage IIIA equivalent emission...

C4.4 ACERT™

Cat® C4.4 ACERT Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. Extensively tested on the job, these engines use a range of Common Rail fuel...

C6.6 ACERT™

Cat® C6.6 ACERT Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. Extensively tested on the job, these engines use a range of Common Rail fuel...

C7 ACERT™

Demanding conditions, applications and environments make Cat® C7 ACERT™ Industrial Diesel Engines the perfect solution for your severe duty equipment. With decades of diesel engine innovation and...

C7.1

Demanding conditions, applications and environments make Cat® C7.1 Industrial Diesel Engines in this power range the perfect solution for your severe duty equipment. With decades of diesel engine...

C7.1 ACERT™

Demanding conditions, applications and environments make the Cat® C7.1 ACERT™ Industrial Diesel Engines in this power range the perfect solution for your severe duty equipment. With decades of...

C9 ACERT™

Demanding conditions, applications and environments make Cat® C9 ACERT™ Industrial Diesel Engines the perfect solution for your severe duty equipment. With decades of diesel engine innovation and...

C11 ACERT™

Providing reliable power for applications requiring 242-336 bkW (325-450 bhp), Cat® C11 ACERT™ Industrial Diesel Engines are proven performers, providing greater options for customers who require...

3406C

For your largest power needs in any environment, Cat® 3406C Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

C13 ACERT™

Providing reliable power for applications requiring 287-388 bkW (385-520 bhp), Cat® C13 ACERT™ Industrial Diesel Engines are proven performers, providing greater options for customers who require...

C15 ACERT™

On construction sites and mining operations, in agriculture and forestry, and in a wide range of industries, Cat® C15 ACERT™ Industrial Diesel Engines deliver the power, performance and durability...

C18 ACERT™

On construction sites and mining operations, in agriculture and forestry, and in a wide range of industries, Cat® C18 ACERT™ Industrial Diesel Engines deliver the power, performance and durability...

C27 ACERT™

No matter where they operate and no matter what the application, Cat® C27 ACERT™ Industrial Diesel Engines will deliver durable, reliable power that will keep your customers productive while...

C32 ACERT™

No matter where they operate and no matter what the application, Cat® C32 ACERT™ Industrial Diesel Engines will deliver durable, reliable power that will keep your customers productive while...

3508

For your largest power needs in any environment, Cat® 3508 Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3508B

For your largest power needs in any environment, Cat® 3508B Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3512

For your largest power needs in any environment, Cat® 3512 Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3512B

For your largest power needs in any environment, Cat® 3512B Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3512C

For your largest power needs in any environment, Cat® 3512C Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3516

For your largest power needs in any environment, Cat® 3516 Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3516B

For your largest power needs in any environment, Cat® 3516B Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3516C

The Cat® 3516C is offered at 1506 bkW (2100 bhp) @ 1750 rpm. This engine is available using EPA (U.S.) Flex provisions and for other global regulated and non-regulated areas. The 3516C offers...

3606

For your largest power needs in any environment, Cat® 3606 Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3608

For your largest power needs in any environment, Cat® 3608 Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3612

For your largest power needs in any environment, Cat® 3612 Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

3616

For your largest power needs in any environment, Cat® 3616 Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and...

Industrial Diesel Power Units - Highly Regulated

C1.1

The Cat® C1.1 Industrial Power Unit is offered in ratings ranging from 14.4-18.4 bkW/19.3-24.7 bhp @ 2200-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 17.3-18.1...

C1.5

The Cat® C1.5 Industrial Power Unit is offered in the following rating: 27 bkW (36 bhp) @ 2800 rpm. This rating meets U.S. EPA Tier 4 Final emission standards. Rating: 24.2 bkW (32.5 bhp) @ 3000...

C2.2

The Cat® C2.2 Industrial Power Unit is offered in the following rating: 36.4 bkW (48.8 bhp) @ 2800-3000 rpm. This rating meets U.S. EPA Tier 4 Final, EU Stage IIIA emission standards. Ratings:...

C3.4B, Less than 56 kW...

C3.4B, Less than 56 kW (75 hp)

The Cat® C3.4B Industrial Power Unit is offered at 55.4 bkW (74.3 bhp) @ 2200 rpm, which meets U.S. EPA Tier 4 Final, EU Stage IIIB nonroad emission standards. Conveniently pre-configured for a...

C3.4B, Greater than 56 kW...

C3.4B, Greater than 56 kW (75 hp)

The Cat® C3.4B Industrial Power Unit is offered at 75-86 bkW (100-115 bhp), which meets U.S. EPA Tier 4 Final, EU Stage IV emission standards. Conveniently pre-configured for a wide range of...

C4.4 ACERT™

The Cat® C4.4 ACERT™ Industrial Power Unit is offered in ratings ranging from 74.5-129.4 bkW (100-173.5 bhp) @ 2200 rpm, which meet U.S. EPA Tier 4 Final, EU Stage IV emission standards. Tier 4...

C7.1 ACERT™

The C7.1 ACERT™ Industrial Power Unit is offered in ratings ranging from 151-205 bkW (202-275 bhp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final, EU Stage IV emission standards....

C9.3 ACERT™

The Cat® C9.3 ACERT™ Industrial Diesel Power Unit is offered in ratings ranging from 224-298 bkW (300-400 bhp) @ 1800-2200 rpm and meet U.S. EPA Tier 4 Final, EU Stage IV emission standards....

C13 ACERT™

The Cat® C13 ACERT™ Industrial Power Unit is offered in ratings ranging from 287-388 bkW (385-520 bhp) @ 1800-2100 rpm. Conveniently pre-configured for a wide range of applications, the Cat®...

C15 ACERT™

The Cat® C15 ACERT™ Industrial Power Unit is offered in ratings ranging from 354-433 bkW (475-580 bhp) @ 1800-2100 rpm. Conveniently pre-configured for a wide range of applications, the Cat®...

C18 ACERT™

The Cat® C18 ACERT™ Industrial Power Unit is offered in ratings ranging from 429-470 bkW (575-630 bhp)@ 1800-1900 rpm. Conveniently pre-configured for a wide range of applications, the Cat®...

Industrial Diesel Power Units - Lesser Regulated & Non-Regulated

C1.1

Minimum Rating 17.9bkW
Maximum Rating 17.9bkW

C1.1 Industrial Power Units, with the rating: 17.9 bkW (24 bhp) @ 3000 rpm, meet EPA Tier 4 Interim equivalent emission standards. They are available for U.S. EPA Flexibility and for Europe and,...

C1.5

Minimum Rating 24.2bkW
Maximum Rating 24.2bkW

The Cat® C1.5 Industrial Power Unit is offered in the following rating: 24.2 bkW (32.5 bhp) @ 3000 rpm. This rating meets U.S. EPA Tier 4 Interim equivalent, EU Stage IIIA equivalent emission...

C2.2

Minimum Rating 37.3bkW
Maximum Rating 49.2bkW

The Cat® C2.2 Industrial Power Unit is offered in ratings ranging from 37.3 - 49.2 bkW (50.0 - 65.9 bhp) @ 2800-3000 rpm. These ratings meet U.S. EPA Tier 4 Interim equivalent, EU Stage IIIA...

C4.4

Minimum Rating 61.0bkW
Maximum Rating 81.0bkW

The Cat® C4.4 Industrial Power Unit is offered in ratings ranging from 61-81 bkW (81.8-108.6 bhp) @ 2200 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission...

C4.4 ACERT™

Minimum Rating 96.5bkW
Maximum Rating 96.5bkW

The Cat® C4.4 ACERT™ Industrial Power Unit is offered in ratings ranging from 96.5 bkW (129.4 bhp) @ 2200 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA equivalent emission...

C6.6 ACERT™

Minimum Rating 129.5bkW
Maximum Rating 168.0bkW

The Cat® C6.6 ACERT™ Industrial Power Unit is offered in ratings ranging from 129.5-168 bkW (173.7-225.3 bhp) @ 1800-2500 rpm. These ratings meet U.S. EPA Tier 3 equivalent, EU Stage IIIA...

C7 ACERT™

Minimum Rating 168.0bkW
Maximum Rating 205.0bkW

The Cat® C7 ACERT™ Industrial Power Unit is offered in ratings ranging from 168-205 bkW (225-275 bhp) @ 1800-2200 rpm. These ratings meet China Stage II, U.S. EPA Tier 3 equivalent, EU Stage IIIA...

C7.1 ACERT

Minimum Rating 116bkW
Maximum Rating 205bkW

The C7.1 ACERT™ Industrial Power Unit is a complete power package containing a radiator, flywheel, alternator and alternator wiring, completely pre-assembled for fast, straightforward installation...

C9 ACERT™

Minimum Rating 205.0bkW
Maximum Rating 261.0bkW

The Cat® C9 ACERT™ Industrial Power Unit is offered in ratings ranging from 205-261 bkW (275-350 bhp) @ 2200 rpm. These ratings meet China Stage II, U.S. EPA Tier 3 equivalent, or EU Stage IIIA...

C11 ACERT™

Minimum Rating 242.0bkW
Maximum Rating 287.0bkW

The Cat® C11 ACERT™ Industrial Power Unit is offered in ratings ranging from 242-287 bkW (325-350 bhp) @ 1800-2100 rpm. These ratings meet China Stage II, U.S. EPA Tier 3 equivalent or EU Stage...

C13 ACERT™

Minimum Rating 287.0bkW
Maximum Rating 328.0bkW

The Cat® C13 ACERT™ Industrial Power Unit is offered in ratings ranging from 287-328 bkW (385-440 bhp) @ 1800-2100 rpm. These ratings meet China Stage II, U.S. EPA Tier 3 equivalent and EU Stage...

C15 ACERT™

Minimum Rating 328.0bkW
Maximum Rating 403.0bkW

The Cat® C15 ACERT™ Industrial Power Unit is offered in ratings ranging from 328-403 bkW (440-540 bhp) @ 1800-2100 rpm. These ratings meet China Stage II, U.S. EPA Tier 3 equivalent and EU Stage...

C18 ACERT™

Minimum Rating 429.0bkW
Maximum Rating 470.0bkW

The Cat® C18 ACERT™ Industrial Power Unit is offered in ratings ranging from 429-470 bkW (575-630 bhp) @ 1800-2100 rpm. These ratings meet China Stage II, U.S. EPA Tier 3 equivalent and EU Stage...

3516C Industrial Power Unit

3516C Industrial Power Unit

The Cat® 3516C Industrial Power Unit is offered at 1566 bkW (2100 bhp) @ 1750 rpm and is U.S. EPA Tier 2 Nonroad Equivalent. Conveniently pre-configured for a wide range of applications, the 3516C...