Power Rating
| Power Range | 71/81/108/129 bkW @ 1800 rpm, 71/86/108 bkW @ 1500 rpm 71/81/108/129 bkW @ 1800 rpm, 71/86/108 bkW @ 1500 rpm |
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Auxiliary Engines C4.4 (Electronic)
Request A Price Find DealerKey Specs
- Power Range
- 71/81/108/129 bkW @ 1800 rpm, 71/86/108 bkW @ 1500 rpm
- 71/81/108/129 bkW @ 1800 rpm, 71/86/108 bkW @ 1500 rpm
- Length
- 33.7 in
- 856 mm
- Height
- 40.9 in
- 1038 mm
Features At A Glance
• Configure the engine how you want it, package it yourself
• Compact engine profile with high power density
• Ease of repower with multiple cooling system options: Single circuit keel cooling /Separate circuit keel cooling / Heat exchanger
• Clean, smooth, and quiet operations
• Advanced fuel system provides excellent fuel consumption and low smoke
• Proven core engine design with millions of operating hours
• Fewer maintenance touchpoints and longer service intervals
• Global dealer network for unparalleled support
Product Specifications for C4.4 (Electronic)
Dimensions & Weights
| Length | 33.7 in 856 mm |
| Height | 40.9 in 1038 mm |
| Minimum Width | 30.6 in 778 mm |
| Maximum Width | 32 in 814 mm |
| Minimum Engine Dry Weight | 1200 lb 544 kg |
| Maximum Engine Dry Weight | 1278 lb 580 kg |
Engine Specifications
| Configuration | In-line 4, 4-stroke-cycle diesel In-line 4, 4-stroke-cycle diesel |
| Emissions | U.S. EPA Tier 3 certified, EU Stage V certified U.S. EPA Tier 3 certified, EU Stage V certified |
| Rated Engine Speed | 1500/1800 rpm 1500/1800 rpm |
| Bore | 4.13 in 105 mm |
| Stroke | 5 in 127 mm |
| Displacement | 268 in³ 4.4 l |
| Aspiration | Turbocharged-aftercooled and turbo only aspiration (Turbocharged aspiration only for 65ekW (71bkW)) Turbocharged-aftercooled and turbo only aspiration (Turbocharged aspiration only for 65ekW (71bkW)) |
| Governor | Electronic (A5 ECM) Electronic (A5 ECM) |
| Refill Capacity | Lube Oil System w/Oil filter change: 11 L 2.8 gal) Lube Oil System w/Oil filter change: 11 L 2.8 gal) |
| Oil Change Interval | 500 hrs 500 hrs |
| Cooling | Heat exchanger, combined circuit keel cooling, or separate circuit keel cooling Heat exchanger, combined circuit keel cooling, or separate circuit keel cooling |
| Flywheel Housing | SAE No. 03 with SAE 11.5 flywheel (126 teeth) SAE No. 03 with SAE 11.5 flywheel (126 teeth) |
C4.4 (Electronic) Standard Equipment
COOLING SYSTEM
- Gear-driven jacket-water and auxiliary water pumps
- Engine mounted air cleaner and expansion tank
- Integral plate-type oil cooler
EXHAUST SYSTEM
- Watercooled exhaust manifold and turbocharger
FUEL SYSTEM
- Common Rail fuel system
- Electric fuel priming pump
GENERAL
- Internal engine balancing shaft
- Self-tensioning multi-vee belt drive
LUBE SYSTEM
- Open crankcase ventilation system
MOUNTING SYSTEM
- Engine mounted fuel and oil filter
- Engine mounted customer interface and control relays
STARTING SYSTEM
- 12V or 24V starter motor
C4.4 (Electronic) Optional Equipment
GENERAL
- MGGP 200 Gauge Panel and interface harness
- Engine shutdown sensors and shutdown controller
- Double wall high pressure fuel lines
- EMCP engine control panel
- Exhaust elbow and bellows
- Rear mounting feet
- Glow plugs
- Jacket water heater
- Jacket water connections (keel cooled)
- S•O•SSM sample points
- Glow plugs
See how C4.4 (Electronic) compares against frequently compared products.
Marine Power Systems
C4.4 (Electronic)
Selected
- Power Range
- 71/81/108/129 bkW @ 1800 rpm, 71/86/108 bkW @ 1500 rpm
- 71/81/108/129 bkW @ 1800 rpm, 71/86/108 bkW @ 1500 rpm
- Length
- 33.7 in
- 856 mm
- Height
- 40.9 in
- 1038 mm
Marine Power Systems
C7.1 Tier 3 / IMO II
- Length
- 43.1 in
- 1095 mm
- Power Range
- 208 bkW (280 bhp) @ 2300 rpm
- 208 bkW (280 bhp) @ 2300 rpm
- Height
- 34.5 in
- 891 mm
Marine Power Systems
C9.3 Auxiliary Engine
- Power Range
- 292 bhp - 436 bhp (218 bkW - 325 bkW)
- 292 bhp - 436 bhp (218 bkW - 325 bkW)
- Rated Engine Speed
- 1,500, 1,800 rpm
- 1,500, 1,800 rpm
- Emissions
- IMO II, IMO III, U.S. EPA Tier 3, China Stage II
- IMO II, IMO III, U.S. EPA Tier 3, China Stage II
assignment Product Brochures and More Are Ready to Download!
Caterpillar product brochures and other informational documents are available for your growing business.
- C4.4 (Electronic Control System) - Spec Sheet Downloadable PDF Opens in a New Tab file_download
- C4.4 (Electronic Control System) - Spec Sheet Downloadable PDF Opens in a New Tab file_download
- C4.4 (Electronic Control System) - Spec Sheet Downloadable PDF Opens in a New Tab file_download
- C4.4 GenSet (Electronic Control System) - Infographic Downloadable PDF Opens in a New Tab file_download
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C4.4 Marine Auxiliary Engine
C4.4 Marine Auxiliary Engine
C4.4 Marine Auxiliary Engine
C4.4 Marine Auxiliary Engine
C4.4 Electronic Control System
