Cat D6T Tier 4 Engine Customer Testimonial Cat D6T Tier 4 Engine Customer Testimonial
Industrial C9.3 ACERT Tier 4 Engine Animation Industrial C9.3 ACERT Tier 4 Engine Animation
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SPECS SUMMARY

Maximum Power456 HP (340 kW)
Maximum Torque1540 lb-ft @ 1400 rpm (2088 Nm @ 1400 rpm)
EmissionsEU Stage V, U.S. EPA Tier 4 Final, Korea Stage V, Japan 2014, China NRIV
Rated Speed1800-2200 rpm
The Cat® C9.3B industrial diesel engine is offered in ratings ranging from 250-340 kW (335-456 hp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final, EU Stage V, China Nonroad (NR) Stage IV, Japan 2014, and Korea Stage V emission standards.

Specifications

Maximum Power456 HP (340 kW)
Maximum Torque1540 lb-ft @ 1400 rpm (2088 Nm @ 1400 rpm)
EmissionsEU Stage V, U.S. EPA Tier 4 Final, Korea Stage V, Japan 2014, China NRIV
Rated Speed1800-2200 rpm
Minimum Power335 HP (250 kW)
Engine ConfigurationIn-Line 6
Bore4.5 in (115 mm)
Stroke5.9 in (149 mm)
Displacement567.5 in³ (9.3 l)
Compression Ratio17.0:1
AspirationTurbocharged-Aftercooled (TA)
Combustion SystemDirect Injection
Rotation from Flywheel EndCounterclockwise
AftertreatmentDOC+DPF+SCR
Length44 in (1125 mm)
Width31 in (791 mm)
Height42 in (1068 mm)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments1907 lb (865 kg)
Length36 in (925 mm)
Width27 in (694 mm)
Height17 in (432 mm)
Weight211 lb (96 kg)

Benefits and Features

With a full list of configurable options and an engine-mounted aftertreatment, the Cat C9.3B is an easy-to-install option that offers the power of larger engine platforms in a smaller engine package.

Inlet throttle valve technology manages heat and in-cylinder dosing to create seamless DPF regeneration and a high-pressure common rail fuel system elimates the need for coolers, creating a simpler and lighter engine that's 18% more powerful than its predecessor engine—so operators get work done no matter when, no matter what.

Industrial, agricultural and construction applications such as: Pumps • Compressors • Chippers • Grinders • Asphalt paving equipment • Hydraulic power units • Bore rigs • Drill rigs • Tractors

Between 500-hour oil service and 5000-hour DPF ash intervals and Caterpillar-patented design technology that enables the removal of EGRs, the need for parts and service keeps lifetime engine ownership costs down and ROI up. And because the Cat C9.3B uses the latest injector technology, owners can benefit from an overall fuel consumption reduction of up to 8% when compared to its predecessor engine.

Expert assistance is never far away with the Cat C9.3B. With an included warranty and product support through the expansive global Cat dealer network, worldwide service and maintenance is all part of the package. See your Cat dealer for details.

The Cat C9.3B is a finely tuned machine, running quieter and more efficiently than previous engines making it safer for job site operators who can stay focused on the task at hand.

Standard Equipment

  • Turbocharged
  • Air-to-Air Aftercooled
  • Mid-mount turbocharged system with front and rear exhaust configurations
  • Electronic control system
  • Over-foam wiring harness
  • Automatic altitude compensation
  • Power compensated for fuel temperature
  • Configurable software features
  • Engine monitoring system SAE J1939 broadcast and control
  • Integrated Electronic Control Unit (ECU)
  • Remote fan control
  • Vertical or RH thermostat outlet
  • Centrifugal water pump
  • Guidance on cooling system design available through your dealer to ensure equipment reliability
  • Available SAE 1 power take-off with optional SAE B, SAE C power take-off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Proposed Stage V)
  • Electronic high pressure common rail
  • Primary fuel filter
  • Secondary and tertiary fuel filters
  • Fuel transfer pump
  • Electronic fuel priming
  • Open crankcase ventilation system
  • Oil cooler
  • Oil filler
  • Lube oil filter
  • Oil dipstick
  • Gear driven oil pump
  • Choice of front, rear or center sumps
  • Open crankcase ventilation system with fumes disposal (optional OCV filter system)
  • SAE B or SAE C power take off (PTO) drives. Engine power can also be taken from the front of the engine on some applications.
  • Paint: Caterpillar yellow, with optional colors available at request
  • Vibration damper
  • Lifting eyes
  • Clean Emissions Module (CEM) consisting of Diesel Particulate Filter (DPF), Diesel Oxidation Catalyst (DOC) and high-efficiency Selective Catalytic Reduction (SCR)
  • Pump Electronic Control Unit (PETU)
  • Available in 12V or 24V systems