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Cat 3126B Turbocharged Aftercooled 7.2L Diesel Engine 7.2L 6 Cylinder For Excavator 10R0061
| Brand Name | Cat |
|---|---|
| Model Number | 3126/3126B |
Product Details
| Engine Model | Cat 3126/3126B (excavator-specific Variant, 3100 Series Premium Electronic Model) | Engine Type | Vertical, Inline 6-cylinder, 4-stroke, Water-cooled, Turbocharged And Aftercooled (TA), Hydraulic Electronic Unit Injection (HEUI) Diesel Engine |
|---|---|---|---|
| Bore × Stroke | 110mm × 127mm (4.33in × 5.00in) | Displacement | 7.2L (7200cc/439 Cu·in) |
| Compression Ratio | 16.5:1 (standard 3126/3126B Excavator Variant) | Rated Power | 134-186kW (180-250HP) @ 2000-2200rpm (net Power/ISO 9249/SAE J1349, Depending On Specific Model And Application) |
| Maximum Torque | 860-950Nm (634-701lb-ft) @ 1400-1600rpm (optimized For Medium Digging And Lifting Performance) | Fuel System | Hydraulic Electronic Unit Injection (HEUI) System With High-pressure Fuel Injection For Precise Combustion And Fuel Efficiency |
| Firing Order | 1-5-3-6-2-4 | Cooling System | Mechanical Fan Drive, Forced Water Cooling With Aluminum Radiator + Closed Crankcase Ventilation (CCV) + Diesel Oxidation Catalyst (DOC) For Tier 1 Variants |
| Lubrication System | Gear Pump, Force-lubrication With Full-flow Filtration + Bypass Filtration | Oil Capacity | 19.0L (20.1qts) Including Oil Filter |
| Fuel Consumption | ≤210g/kW·h (at Rated Power, Excellent Fuel Efficiency For 20-25 Ton Medium Excavator) | Starter Type | Electric Starter, 24V/5.5kW × 1 (single Starter With Cold Start Aid System, -15°C Cold Start Capability) |
| Alternator | 24V/80A (100A Optional) | Dry Weight | Approx. 770-820kg (depending On Variant And Emissions Package) |
| Dimensions (L×W×H) | 1450mm × 820mm × 980mm (engine Only) | Emission Standard | EPA Tier 1 (North America), EU Stage I (global Markets), With DOC For Emissions Compliance |
| Key Features | Robust Cast Iron Engine Block, Replaceable Wet Cylinder Liners, Forged Steel Crankshaft, Single Cylinder Head With 3 Valves Per Cylinder, Proven Reliability In Medium-duty Applications, 8000+ Hours Major Overhaul Period, Specifically Designed For 20-25 Ton | Application | Cat 320B/320C/322C/325C/E325C/M325C, Komatsu PC220-7/PC240-7, Hyundai R225-7/R210-7, Doosan DH220LC-7 20-25 Ton Class Construction/landscaping/utilities Medium Excavators |
| Common Part Numbers | 10R0061/1278225/1730834 (engine Assembly), 1660149/166-0149 (fuel Injector), 1730834 (turbocharger), 1R-1807 (oil Filter), 127-8225 (fuel Injection Pump) | ||
| Highlight | Turbocharged Aftercooled Engine,7.2L Displacement Diesel Engine,Diesel Engine 10R0061 |
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Product Description
Cat 3126B Turbocharged Aftercooled Engine
The Cat 3126B is a high-performance 7.2L 6-cylinder diesel engine designed specifically for the Cat 320C Excavator (Part #10R0061). This turbocharged, aftercooled powerplant delivers reliable performance and durability for heavy-duty industrial applications.
Engine Specifications
- Model: Cat 3126B
- Displacement: 7.2 Liters
- Cylinder Configuration: 6-Cylinder In-Line
- Induction System: Turbocharged with Aftercooling
- Compatibility: Cat 320C Excavator
- Part Number: 10R0061
Application Note: This engine is engineered specifically for the Cat 320C Excavator, ensuring optimal performance, fuel efficiency, and operational reliability in demanding construction and excavation environments.
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