Current Caterpillar Power-Systems Oil-Gas Well Service Engines

2025 Caterpillar Well Service Engines 3512E DGB Tier 4 Final

2025 Caterpillar Well Service Engines 3512E DGB Tier 4 Final

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  • Year 2025
  • Make Caterpillar
  • Model Well Service Engines
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2025 Caterpillar Well Service Engines 3512E DGB Tier 4 Final

2025 Caterpillar Well Service Engines 3512E DGB Tier 4 Final

  • Year 2025
  • Manufacturer Caterpillar
  • Model Name Well Service Engines
  • Trim Name 3512E DGB Tier 4 Final
  • Generic Type (Primary) General
  • Engine Power Maximum Rating: 2500 BHP | Minimum Rating: 2250 BHP
  • Displacement 3596 in³
  • Aspiration SCAC and ATAAC
  • Stroke 8.5 in
  • Bore 6.7 in
  • Governor Electronic (ADEM™ A5) / DGB System (ADEM™ A6)
  • Emissions U.S. EPA Tier 4 Final

2025 Caterpillar Well Service Engines 3512E DGB Tier 4 Final

The land well service 3512E Dynamic Gas Blending™ dual fuel engine is certified to U.S. EPA Tier 4 Final emissions standard while offering the highest natural gas substitution in its class. The 3512E DGB will include factory solutions that emit approximately the same or less greenhouse gas (GHG) emissions as a comparable 3512E Tier 4 Final diesel engine. Additionally, the dual fuel performance of the new 3512E DGB has significantly increased compared to similar engines in its class with the ability to achieve 85% diesel displacement, further allowing for lower operating costs.

Features may include:

Engine Desing
  • Proven reliability and durability
  • Robust diesel strength design prolongs life and lowers owning and operating costs
  • Broad operating speed range
  • Air shutoff – integrated with engine controls
  • EGR/Diesel Oxidation Catalyst (DOC)/common rail fuel system to meet Tier 4 Final/Stage IV emission standards
  • DEF free solution – eliminates the storage, logistics, and issues involved with SCR/DEF design engines
  • Individual cylinder based gas injection system.
  • Engine mounted DGB controls.
  • Engine mounted Gas filter, water coalescing type
Cooling System
  • Separate Circuit Aftercooler (SCAC) and Air to Air Aftercooler (ATAAC)
Engine Mounted Package
  • Integrates with engine, aftertreatment, heavy duty air cleaners, residential grade mufflers available in stainless or carbon steel
Engine Mounted Transmissions Oil Cooler
  • Integration with engine cooling system allows ease of installation and a tighter overall engine package

Engine

Engine Power Maximum Rating: 2500 BHP | Minimum Rating: 2250 BHP
Displacement 3596 in³
Aspiration SCAC and ATAAC
Stroke 8.5 in
Bore 6.7 in
Governor Electronic (ADEM™ A5) / DGB System (ADEM™ A6)
Emissions U.S. EPA Tier 4 Final

Dimensions

Length 137.4 in
Width 88 in
Height 107 in

Capacities

Oil capacity Lube Oil System - Refill: 52 gal (US)
Cooling System 52 gal (US)

Weights

Weight 22657 lb

Features

Features Flywheel Teeth: 151 | Rotation from Flywheel End: Counterclockwise

Product Photography

Warning WARNING: Operating, servicing and maintaining a passenger vehicle, an off-highway motor vehicle or a recreational marine vessel can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle or vessel in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle or vessel. For more information go to https://www.p65warnings.ca.gov/products/passenger-vehicle and https://www.p65warnings.ca.gov/products/marine.