MH3250 Tracked Material Handler



Technical Specifications
Benefits and Features

The Cat® MH3250 offers superior performance for your material handling applications. Featuring a spacious, ergonomic cab, the MH3250 offers a comfortable work environment to keep you productive all day long. Longer maintenance intervals and up to a 15% reduction in fuel consumption combine to provide up to 20% lower operating costs. The MH3250 provides the safety and reliability you need for your toughest applications.

Engine Model Cat C9.3B
Net Power - ISO 9249 311 HP
Net Power - ISO 9249 (DIN) 315 hp (metric)
Engine Power - ISO 14396 314 HP
Engine Power - ISO 14396 (DIN) 318 hp (metric)
Bore 5 in
Stroke 6 in
Displacement 568 in³
Biodiesel Capability Up to B20¹
Emissions Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Note (1) Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time
Note (2) ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO
Operating Weight 107700 lb
Working Ranges
Maximum Reach 52.5 ft
Boom MH 9.2 m (30'2")
Stick Industrial 7.6 m (24'11")
Maximum Height 55.3 ft
Minimum Height 13.4 ft
Minimum Swing Radius-Front 12.8 ft
Maximum Depth 23.3 ft
Boom Pin Height 37.6 ft
Gradeability 35°/70%
Maximum Travel Speed 2.1 mile/h
Maximum Drawbar Pull 55281 lbf
Hydraulic System
Main System - Maximum Flow (× 2 pumps) - Implement 148 gal(US)/min
Maximum Pressure - Implements 5076 psi
Maximum Pressure - Travel 5076 psi
Maximum Pressure - Swing 4061 psi
Service Refill Capacities
Fuel Tank Capacity 158.5 gal (US)
Cooling System 10.6 gal (US)
Engine Oil (with filter) 8.5 gal (US)
Swing Drive - Each 4.8 gal (US)
Final Drive - Each 4 gal (US)
Hydraulic System - Including Tank 98.5 gal (US)
Hydraulic Tank 42.5 gal (US)
DEF Tank 21.1 gal (US)
Swing Mechanism
Swing Speed 8 r/min
Swing Torque 104734 ft·lbf
Boom MH 9.2 m (30'2")
Stick Industrial 7.6 m (24'11")
Shipping Height (with OPG, without stick) 11.8 ft
Shipping Length (without stick) 41.8 ft
Machine Length (with boom/stick) 14.3 ft
Tail Swing Radius 11.6 ft
Counterweight Clearance 4.7 ft
Cab Height-Lowered 11.5 ft
Cab Height-Lowered with OPG 11.8 ft
Cab Height-Raised 19.8 ft
Cab Height-Raised with OPG 20.3 ft
Ground Clearance 2.3 ft
Track Length-Length to Center of Rollers 14.3 ft
Track Length 17.6 ft
Upper Frame Width (includes walkways and handrails) 12.5 ft
Track Gauge-Retracted 10.6 ft
Track Gauge- Extended 12.2 ft
Undercarriage Width-Retracted, 600 mm (24”) shoes 13.2 ft
Air Conditioning System
Note (1) The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.2 kg (2.64 lb) of refrigerant which has a CO2 equivalent of 1.716 metric tonnes (1.892 tons).
Recyclability 97%

Latest Features


  • Cab Monitor Improvements

  1. Continuously improved user interface allows for intuitive navigation, minimizing performance interruption with the easy-to-use touchscreen menu.

  3. Identify apps quickly with a grid list view, abbreviated app names, and categorized menu options.

  5. A notification center keeps important information visible to the operator, and displays messages without shrinking the camera view.

  7. Color coded notifications set critical messages apart from the rest.

  9. Use the in-monitor QR code to learn about machine technology and features through a full suite of "how-to" videos.

  • Enhance visibility to make service work easier and safer with optional inspection lighting.

  • Standard integrated vehicle health management system alerts the operator with service guidance and parts needed to enhance uptime.

Not all features are available in all regions. Please check with your local Cat dealer for specific offering availability in your area. Build Number:  07D

High Performance


  • Use less fuel versus the 330D MH without impacting your productivity.

  • The C9.3B engine can run on biodiesel up to B20 and meets U.S. EPA Tier 4 Final and EU Stage V emission standards.

  • Match the machine to the job with three power modes - Power, Smart, and Eco. Smart mode automatically matches engine and hydraulic power to working conditions, providing maximum power when needed and reducing power when it isn't to save fuel.

  • The advanced electro-hydraulic system provides the optimum balance of power and efficiency while giving you the control you need.

  • Valve priority puts hydraulic pressure and flow where you need it.

  • The variable gauge undercarriage retracts for easy transportation and expands for increased stability and lifting capacity.

  • Program and store your preferred power mode and joystick settings using your Operator ID. The machine will automatically remember your selections.

Take the Guesswork Out of Managing Your Equipment


  • VisionLink® provides actionable data insights for all assets - regardless of fleet size or equipment manufacturer. * Review equipment data from your desktop or mobile device to maximize uptime and optimize assets. Dashboards provide information such as hours, miles, location, idle time, and fuel utilization. Make informed decisions that lower costs, simplify maintenance, and improve safety and security on your jobsite.​

  • Remote Troubleshoot is a mobile application that allows your Cat dealer to perform diagnostic testing on your connected machine remotely to help ensure that issues are resolved quickly and with less downtime.​

  • Remote Flash is a mobile application that allows you to update onboard software without a technician being present, allowing you to initiate software updates when convenient, increasing your overall operating efficiency.​

* Data field availability can vary by equipment manufacturer.​

Work in Comfort


  • Choose between Deluxe and Premium cab options.

  • The Deluxe seat is heated and air adjustable, while the Premium seat is heated and ventilated and adjusts automatically.

  • The cab has a wide seat that adjusts for operators of all sizes.

  • Control the machine comfortably with easy-to-reach controls.

  • Standard automatic climate control keeps you at the right temperature all shift long.

  • Stow your gear with plenty of in-cab storage beneath and behind the seat, overhead, and in the consoles. A cup holder, document holder, bottle holder, and coat hook are also provided.

  • Connect to personal devices via the standard radio's USB ports and Bluetooth® technology.

  • Cat continues to improve user interface functionality for operators of all skill levels. The touchscreen monitor is an easy-to-use operating tool that presents the jobsite dashboard with an intuitive format.

  • Productivity applications are displayed in grid view to read on the go, and touchscreen navigation is programmed to ensure job performance continues without any hold-ups.

Reliable, Durable, and Versatile


  • Count on your machine to withstand wear throughout the years. Boom, sticks, and other high-stress areas are reinforced with thick multi-plate fabrications, castings, and forgings to ensure quality and reliability.

  • Work up to 2600 m (8,530 ft) above sea level without derating.

  • Don't let the temperature stop you from working. The material handler has a standard high-ambient temperature capability of 52°C (125°F) and a cold-start capability of -32°C (-25°F).

  • Auto warm-up speeds up hydraulic oil warming in cold temperatures and helps prolong the life of components.

  • Equip your MH3250 with an optional 25 kW generator for magnet operation.

  • Expand your work capabilities with attachments for a variety of applications.



  • Track your machine's filter life and maintenance intervals via the in-cab monitor.

  • Using Cat genuine oil and filters and doing your typical S·O·SSM monitoring will double the current service interval to 1,000 hours, giving you greater uptime to do more work.   

  • Expect the latest air intake filter with pre-cleaner to last up to 1,000 hours – a 100% increase over the previous filter.   

  • The latest hydraulic oil filter provides improved filtration performance, anti-drain valves to keep oil clean when the filter is replaced, and longer life with a 3,000-hour replacement interval – 50% longer than previous filter designs.     

  • High-efficiency cooling fans run only when needed; you can program intervals so they automatically reverse to keep cores clean without interrupting your work.   

  • S·O·S ports are on ground level, simplifying maintenance and allowing for quick, easy extraction of fluid samples for analysis.   

  • Boost productivity with proactive service reminders. The integrated vehicle health management system alerts the operator with step-by-step service guidance and the parts needed so you don't experience unnecessary downtime.



  • Keep your machine secure with Operator ID. Use your PIN code on the monitor to enable the push-button starting feature.

  • Enjoy great all-around visibility with the help of smaller cab pillars, larger windows, and a flat engine hood design. Rearview and side-view cameras are standard.

  • Standard 1800-lumen LED exterior lights illuminate your surroundings for a safer work environment by enhancing visibility.

  • Thick impact-resistant windshields fulfill P5A standards.

  • Service platform design provides easy, safe, and quick access to the upper service platform. The service platform steps use an anti-skid punch plate to prevent slipping.

  • The standard hydraulic lockout lever isolates all hydraulic and travel functions in the lowered position.

  • Optional Operator Protective Guards (OPG) protect from falling and flying debris.

  • When activated, the ground-level engine shutoff switch stops all fuel in the engine and shuts down the machine.

  • In an emergency, safely lower the cab with the cab lowering valve behind the cab riser or to the right of the seat. The valve located behind the cab riser is easily accessible.

  • Boom and stick lowering check valves prevent reverse flow, keeping your front linkage securely in place should the hydraulic system unexpectedly lose pressure.

  • Make service work more accessibleand safer with optional inspection lighting. With the flip of a switch, lights will illuminate the engine pump, battery, and radiator compartments to enhance visibility.



  • The Cat® C9.3B engine meets U.S. EPA Tier 4 Final and EU Stage V emission standards.

  • The MH3250 emits up to 35% less CO2 than the previous 330D MH.* 

  • Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels*** up to: 20% biodiesel FAME (fatty acid methyl ester)** or 100% renewable diesel, HVO (hydrogenated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details.

  • Auto Engine Speed Control reduces unnecessary fuel burn and greenhouse gas emissions by allowing the engine to automatically go into idle mode when the machine is not working.

  • Cat® 2D E-fence keeps the front linkage within a predefined work area to avoid hazards such as traffic - not only helping keep personnel safe but also helps avoid repairs, downtime, and costly job site fines.

  • Extended maintenance intervals reduce downtime and decrease the amount of fluid and filters that are replaced over the life of the machine.

  • VisionLink® displays the CO2 emissions for monitored assets, calculated by fuel type for the Runtime Fuel Burned each day in a selected date range.

  • Remote Flash minimizes downtime and maintenance time while keeping your asset running with maximum efficiency. Alerts for machine updates are sent virtually from your Cat dealer and updates can be deployed without a dealer technician needing to be onsite.

  • Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency by allowing your Cat dealer to virtually test the machine while working. Once a problem is identified, a technician can fix it the first time, saving time and money.

*All comparisons to 330D MH. Productivity, fuel and CO2 emissions vary by application. CO2 emissions calculations based on a reference work cycle using 2.2 U.S. gallons per hour of #2 U.S. diesel fuel based. Applies IPCC2006 methodology using U.S. EPA Emissions Hub emission factors. Includes DEF (diesel exhaust fluid) related CO2. Fuel measurements are at 15°C. Estimated average fuel consumption improvements are based on tests or Product Link® data where available. Productivity improvements are based on test data.
**Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).
***Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.

Standard Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Booms And Sticks
    • 9.2 m (30'2") Material Handler boom
  • Cab
    • Advanced sound-suppressed TOPS cab with rubber mount
    • High-resolution 254 mm (10") LCD touchscreen monitor
    • Air suspension premium seat with headrest, heater, ventilator
  • Cat Technology
    • VisionLink®
    • Remote Flash
    • Remote Troubleshoot
  • Electrical System
    • Maintenance-free battery
    • LED exterior lights (integrated into storage box and mounted on boom and stick sides)
    • Centralized electrical disconnect switch
    • Power fuse module
    • Electronic Technician compatible
  • Engine
    • 115 Amp alternator
    • -32° C (-25° F) cold start capability
    • 52° C (126° F) high-ambient cooling
    • One-touch low idle with automatic engine speed control
    • Automatic engine shutdown
    • Electric fuel priming pump
    • Double element air filter with integrated precleaner
    • Single plane 3 horizontal cooling system
  • Hydraulic System
    • SmartBoom
    • Electric main control valve
    • Automatic warm up and cold lock out
    • Automatic swing parking brake
    • Hydraulic main pump
    • Boom and stick lowering check valves
    • Boom and stick regeneration circuit
    • Medium pressure (grapple rotate) and cab riser valve
    • Reverse swing damping valve
    • High performance hydraulic return filter
    • Two speed travel
    • Fine swing capability
  • Safety And Security
    • 2D E-fence
    • Rear- and right-side-view cameras
    • Right-hand handrail and hand hold
    • Signaling/warning horn
    • Secondary engine shutoff switch
    • Caterpillar One Key security system
    • Lockable external tool/storage box and fuel drain compartment
    • Lockable disconnect switch
    • Standard visibility mirror package
  • Service And Maintenance
    • Service platform with anti-skid plate and recessed bolts
    • Sampling ports for Scheduled Oil Sampling (S·O·S℠)
    • Grouped location for engine oil and fuel filters
    • Integrated vehicle health management system
  • Undercarriage And Structures
    • Variable Gauge undercarriage
    • 600 mm (24") triple grouser track shoes
    • 6800 kg (14,990 lb) counterweight
    • Towing eye on base frame

Optional Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Booms And Sticks
    • 6.1 m (20'0") Industrial stick
    • 7.6 m (24'11") Industrial stick
  • Cab
    • Operator Protective Guards (OPG)
  • Electrical System
    • Generator, 25 kW with wiring to stick nose
  • Safety And Security
    • Inspection lighting
    • 360° visibility

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