Overview
The Cat® C32B engine is a powerful and versatile solution for commercial and high performance applications, offering a rated power range of 1200 to 1700 bhp. It meets stringent emissions standards, including IMO II, IMO II/III, and U.S. EPA Tier 4. The Cat C32B engine has an optimized design to enhances power density, deliver more power without significantly increasing size or weight. Additionally, its improved durability reduces maintenance needs and extends operational life, thereby lowering the total cost of ownership. This combination of high-power output, strict emissions compliance, and cost-effective durability makes the Cat C32B engine an excellent choice.
Specifications
| Power Range | 1200 - 1700 bhp (895 - 1268 bkW) |
| Speed Range | 1600 - 2300 rpm |
| Emissions | IMO II, IMO II/III, U.S. EPA Tier 4 |
Benefits & Features
Durability
Improved core engine component design delivers a more robust engine when compared to previous models which may lower your total cost of ownership. Core components enhanced include:
- Engine block
- Cylinder heads
- Crankshaft
- Connecting rods
- Main and connecting rod bearings
Power Density
The Cat C32B marine engine has improved power density, with upgraded horsepower ratings. Users benefit from more horsepower and enhanced power output, showcasing advancements in engineering for better performance.
- 1200 and 1300 hhp ratings now in A- Tier. This is a 20 to 30% power increase from a previous Cat C32 A- rating.
- 1450 hp rating elevated to B-Tier 20% power increase from previous Cat C32 B- rating
- 1700 hp rating increased 18% from previous C- Cat C32
Integration
Airless aftertreatment design simplifies vessel installation. The new design eliminates the need for expensive air compressors and lowers the cost of the SCR system.
Certified Emissions:
- U.S. EPA Tier 4 and IMO II in approved emission zones
- IMO III solution is switchable to IMO II in approved emission zones
Airless Aftertreatment solution
- Eliminates expensive air compressor on vessel
- Less vessel maintenance to air compressors
- Less weight due to air compressor size
Wall Mounted dosing cabinet
- Improved Serviceability: Easier access for maintenance and repairs
- Space Optimizer: Frees up valuable floor space in engine room
- Enhanced Movability: Facilities better movement and workflow in the engine room
Specifications
| Power Range | 1200 - 1700 bhp (895 - 1268 bkW) |
| Speed Range | 1600 - 2300 rpm |
| Emissions | IMO II, IMO II/III, U.S. EPA Tier 4 |
| Aspiration | Twin Turbocharged - Aftercooled |
| Bore | — |
| Stroke | — |
| Displacement | — |
| Rotation from Flywheel End | Counterclockwise |
| Configuration | V 12, 4-Stroke-Cycle Diesel |
| Approximate Weight | — |
| Maximum Height | — |
| Maximum Width | — |
Benefits & Features
Durability
Improved core engine component design delivers a more robust engine when compared to previous models which may lower your total cost of ownership. Core components enhanced include:
- Engine block
- Cylinder heads
- Crankshaft
- Connecting rods
- Main and connecting rod bearings
Power Density
The Cat C32B marine engine has improved power density, with upgraded horsepower ratings. Users benefit from more horsepower and enhanced power output, showcasing advancements in engineering for better performance.
- 1200 and 1300 hhp ratings now in A- Tier. This is a 20 to 30% power increase from a previous Cat C32 A- rating.
- 1450 hp rating elevated to B-Tier 20% power increase from previous Cat C32 B- rating
- 1700 hp rating increased 18% from previous C- Cat C32
Integration
Airless aftertreatment design simplifies vessel installation. The new design eliminates the need for expensive air compressors and lowers the cost of the SCR system.
Certified Emissions:
- U.S. EPA Tier 4 and IMO II in approved emission zones
- IMO III solution is switchable to IMO II in approved emission zones
Airless Aftertreatment solution
- Eliminates expensive air compressor on vessel
- Less vessel maintenance to air compressors
- Less weight due to air compressor size
Wall Mounted dosing cabinet
- Improved Serviceability: Easier access for maintenance and repairs
- Space Optimizer: Frees up valuable floor space in engine room
- Enhanced Movability: Facilities better movement and workflow in the engine room
Product Support through Global Dealer
- Trained dealer technicians service every aspect of your engine
- Cat parts and labor warranty
- Preventative maintenance agreements available for repair
Data not available.
Standard Equipment
- Air Inlet Systems
- Separate Circuit Aftercooler (SCAC)
- Air Inlet System
- Air cleaner (IMO II only)
- Turbochargers, jacket water cooled
- Turbochargers inlet, 152 mm (6 in) OD straight connection
- Control System
- Programmable Low Idle (550 - 750 rpm)
- WOSR (Wide Operating Speed Range) available for - A, B, & C Ratings
- Programmable High Idle Limit for WOSR Ratings
- Electronic diagnostics and fault logging
- Engine and transmission monitoring (speed, temperature, pressure)
- Electronic fuel/air ratio control
- Engine Protection Mode for extended ambient conditions
- Torque Limiting functionality for WOSR ratings only
- 70-pin customer connector
- Throttle Input signal options
- Cooling System
- Separate Circuit After-Cooling (SCAC) for Heat Exchanged (HEX) & Keel cooled engines
- Jacket Water (JW) and SCAC Heat Exchangers Shell & Tube for HEX cooled engines
- SCAC pump, gear driven
- Jacket water pump, gear driven
- Sea water pump, bronze impeller, gear driven, for HEX cooled engines only
- Sea water Pump & JW Heat Exchanger Connection: 76.2 mm (3 in) ID Standard
- Keel Connections: 76.2 mm (3 in) ID Standard 4 Bolt ANSI Flange Connection
- Exhaust System
- 4 Bolt 130 mm (5.12 in) diameter flanged outlet
- Water-cooled exhaust manifold & turbocharger
- Flywheels & Flyweel Housings
- SAE standard rotation (CCW facing exciter end)
- Flywheel Housing: SAE No. 0, Flywheel: 18 inch, 136 teeth
- Fuel System
- Duplex Fuel Filters, Spin-on, RH & LH service
- Fuel connections size:Supply JIC 37 Deg -10 (7/8-14), Return JIC 37 Deg -8 (3/4-16)
- Fuel transfer pump, gear driven
- Manual fuel priming pump
- Lube System
- Simplex Oil Filters, RH or LH service
- Shallow or Deep sump oil pan
- RH or LH service oil filler locations
- RH or LH service dipstick
- Oil pump, gear driven
- Mounting System
- Front support
- Power Take-Offs
- Front Poly-V groove pulley (Quantity 1) for auxiliary drives
- General
- Engine does not ship with zinc components
Optional Equipment
- Air Inlet Systems
- Air Inlet Adapter
- Air Inlet Adapter
- Air Inlet System
- Air Inlet Cleaner w Fumes Disposal
- Charging Systems
- Battery Charger
- Charging Alternators 70 A / 105 A / 175 A
- Ammeter
- Cooling System
- Marine Gear/Transmission Oil Coolers
- Connections
- Jacker Water Heater 120 V or 240 V
- Exhaust System
- Dual Elbow
- Flexible Fitting
- Dual Muffler
- Muffler Spark Arresting
- Flange
- Instrumentation
- Engine to Engine Harness
- Instrument Panels
- Exhaust Temperature Sensors
- Wiring Harness
- Gauges
- Transmission Sensors
- Lube System
- Transmission Oil Cooler
- Manual Sump Pump
- Duplex Oil Filters
- Protection System
- Fuel and Oil Shielding
- Starting System
- Air Starting Motor
- Air Start Accessories
- Electric Starting Motors - Single 24 Volt
- Battery Sets - 24 Volt - Dry
- Dual Starting Motors (Electric and Air)
- Fuel System
- Water Separator
- Primary Fuel Filter
- Fuel Cooler
- Packing
- Engine Protective Cover
- Export Packing
- Storage Preservation
- Mounting System
- Front Support
- Adapter Kits
- Isolator Mounts
- Power Take-Offs
- Front Stub Shaft
- Rear Hydraulic Pump Drive
- General
- Fumes Disposal
- Control System
- Instrument Panels
- Caterpillar Alarm and Protection
- Fuel and Oil Shielding