350
The Cat® 350 is at the top of its class for productivity. With low owning and operating costs and easy-to-use Cat technology, the excavator will help you get tons of work done on grade and on time.

Not all features available in all regions. Consult your Cat dealer for specific configurations available in your region.
Net Power - ISO 9249
414 HP
Net Power - ISO 9249 (DIN)
420 HP
Engine Model
C9.3 B
DOWNLOAD TECHNICAL SPECIFICATIONS
Specification
Value
Net Power - ISO 9249
414 HP
Net Power - ISO 9249 (DIN)
420 HP
Engine Model
C9.3 B
Engine Power - ISO 14396
310 kW
Bore
5 in
Stroke
6 in
Displacement
568 in³
Biodiesel Capability
Up to B20¹
Emissions
Emits equivalent toU.S. EPA Tier 3 and EU Stage IIIA.
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 2,000 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to 100% 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. *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.
Specification
Value
Main System - Maximum Flow
206 gal/min
Maximum Pressure - Equipment
5076 psi
Maximum Pressure - Equipment - Lift Mode
5511 psi
Maximum Pressure - Travel
5076 psi
Maximum Pressure - Swing
3727 psi
Specification
Value
Swing Speed
7.94 r/min
Maximum Swing Torque
139,275 ft·lbf
Specification
Value
Operating Weight
104,900 lb
Specification
Value
Fuel Tank Capacity
179.6 gal (US)
Cooling System
12.7 gal (US)
Engine Oil
8.5 gal (US)
Swing Drive
4 gal (US)
Swing Drive - Each
4 gal (US)
Final Drive - Each
2.9 gal (US)
Hydraulic System - Including Tank
145.3 gal (US)
Hydraulic Tank
57.3 gal (US)
Specification
Value
Boom
Reach 6.9 m (22'8")
Stick
R3.35 m (11')
Bucket
SD 2.70m³ (3.60 yd³)
Shipping Height - Top of Cab
10.8 ft
Handrail Height
11.2 ft
Shipping Length
39.1 ft
Tail Swing Radius
12.4 ft
Counterweight Clearance
4.5 ft
Ground Clearance
1.8 ft
Track Length
17.9 ft
Track Length to Center of Rollers
14.4 ft
Track Gauge
9 ft
Transport Width - 600 mm (24”) Shoes
10.11 ft
Specification
Value
Maximum Digging Depth
25.3 ft
Boom
Reach 6.9 m (22'8")
Stick
R3.35 m (11')
Bucket
SD 2.70m³ (3.60 yd³)
Maximum Reach at Ground Level
38.7 ft
Maximum Cutting Height
35.1 ft
Maximum Loading Height
24.3 ft
Minimum Loading Height
8.9 ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
24.8 ft
Maximum Vertical Wall Digging Depth
18.5 ft
Bucket Digging Force - ISO
59,820 lbf
Stick Digging Force - ISO
45,070 lbf
Specification
Value
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.00 kg of refrigerant, which has a CO2 equivalent of 1.430 metric tonnes.
Cab Monitor Improvements
        
  1.  Continuously improved user interface allows for intuitive navigation, minimizing performance interruption with the easy-to-use touchscreen menu.
  2.     
  3. Identify apps quickly with a grid list view, abbreviated app names, and categorized menu options.
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  5. A new notification center keeps important information visible to the operator, and displays messages without shrinking the camera view.
  6.     
  7. Color coded notifications set critical messages apart from the rest.
  8.     
  9. Use the in-monitor QR code to learn about machine technology and features through a full suite of "hot-to" videos.
Operator Coaching
        
  1. Operator Coaching is an in-cab system that recognizes specific opportunities for operators to be more productive and prevent unnecessary machine wear and tear.
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  3.  After detecting inefficient or restricted actions, the system alerts the operator and provides insight into the inefficiency and steps to improve.
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  5. Paired with a VisionLink Productivity subscription, this information and other Operator Coaching insights can be viewed from anywhere.
        
  • Standard integrated vehicle health management system alerts the operator with service guidance and parts needed to enhance uptime.
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  • Optional Cat Detect - People Detection helps the operator with service guidance and parts needed to enhance uptime.
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  • Enhance visibility to make service work easier and safer with optional inspection lighting.

Not all features are available in all regions. Please check with your local Cat dealer for specific offering availability in your area. Build Number: 06C
        
  • Powerful digging force and strong swing torque enable the use of large buckets up to 3.2 m³ (4.2 yd³) for class-leading productivity.
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  • Compared to the Cat 349-07, the 350 consumes up to 13 percent less fuel for lower operating costs and greater profit potential.
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  • Match the excavator to the job with three power modes – Smart, Power, and Eco. Smart mode automatically matches engine and hydraulic power to digging conditions, providing maximum power when needed and reducing power when it isn’t to help save fuel. Power mode is maximum power all the time. Eco mode reduces engine speed and keeps it constant to reduce fuel consumption.
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  • Valve priority puts hydraulic pressure and flow where you command it to go for fast light- to medium-load cycle times.
        
  • Boost productivity up to 45 percent with optional Cat Grade technology.
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  • 2D Grade indicates depth and slope on the monitor with auditor alerts.
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  • Grade Assist helps you stay on grade – simply and effortlessly – with single-lever digging.
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  • Automatically stop excavator swing at operator-defined setpoints in truck loading and trenching applications with Swing Assist, which will help you use less effort and consume less fuel.
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  • Cat Payload helps you achieve precise load targets to improve your operating efficiency. Pick up a load of material and get a real-time weight estimate without swinging.
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  • Combine Payload with VisionLink® and remotely manage your production targets. The monitor's USB port lets you download results from one shift all the way up to 30 days of work so you can manage your progress without needing an internet connection or VisionLink subscription.
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  • Upgrade to Cat Grade with Advanced 2D and create and edit grade designs with ease on a second high-resolution 254 mm (10 in) touchscreen monitor.
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  • Want a 3D system to improve your digging results? Caterpillar's single antenna global navigation satellite system (GNSS) makes it easy by giving you visual and auditory guidance to grade. Plus you can create and edit designs on the touchscreen monitor while you’re on the job. If your application calls for a dual antenna system, it’s easy to upgrade.
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  • Upgrade to our dual antenna GNSS for maximum grading efficiency. The system lets you create and edit designs on the touchscreen monitor while you’re on the job, or you can have the plan design sent to the excavator to make your work easier. Plus you get added benefits of avoidance zones, cut and fill mapping, lane guidance, and augmented reality along with advanced positioning capability.
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  • Know the excavator's exact position relative to GPS and GLONASS systems. The machine automatically compensates for excavator pitch and roll caused by sloping ground conditions.
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  • All Cat Grade systems are compatible with radios and base stations from Trimble, Topcon, and Leica.
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  • Already invested in a grade infrastructure? You can install grade systems from Trimble, Topcon, and Leica onto the machine.
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  • Remote troubleshoot connects you to a dealer service pro to help solve your problem and quickly get you to work.
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  • Remote flash works around your schedule to ensure your machine's software is up to date for optimal performance.
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  • Standard VisionLink® provides location, machine hours, fuel usage, productivity, idle time, diagnostic codes, and other machine data on demand through VisionLink online interface, helping you improve jobsite efficiency with lower operating costs.
        
  • Boost productivity up to 45% versus traditional grading with optional Cat Grade with 2D system – includes indicate-only and laser capability.​
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  • Want a 3D system to improve your digging results? Caterpillar's single antenna global navigation satellite system (GNSS) makes it easy by giving you visual and auditory guidance to grade. Plus, you can create and edit designs on the touchscreen monitor while you’re on the job. If your application calls for a dual antenna system, it’s easy to upgrade.​
  •     
  • Upgrade to our dual antenna GNSS for maximum grading efficiency. The system lets you create and edit designs on the touchscreen monitor while you’re on the job, or you can have the plan design sent to the excavator to make your work easier. Plus, you get added benefits of avoidance zones, cut and fill mapping, lane guidance, and augmented reality along with advanced positioning capability.​
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  • Optional Grade Assist helps you stay on grade – simply and effortlessly – with single-lever digging.​
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  • Dig with guidance to depth, slope, and horizontal distance to grade. You can set up to four different depth and slope targets to help save time and money.​
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  • Automatically stop excavator swing at operator-defined set points in truck loading and trenching applications with Swing Assist.​
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  • Cat Payload helps you achieve precise load targets to improve your operating efficiency. Pick up a load of material--with a bucket and thumb combination or grapple and clamshell attachments--and get a real-time weight estimate without swinging.​
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  • Combine Payload with VisionLink® and remotely manage your production targets.​
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  • Operator Coaching is an in-cab system that recognizes specific opportunities for operators to be more productive and prevent unnecessary machine wear and tear.  
        
  • ​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.​
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  • VisionLink® Productivity gathers and summarizes machine telematics and jobsite data from all your equipment – regardless of the manufacture.* View actionable information such as idle time, fuel burn, location, payload, load counts, total cycles, and more to improve machine efficiency, productivity, and utilization. Access data anywhere via a mobile, tablet, or desktop device - on or off the jobsite.​
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  • Cat® Inspect is a mobile application that allows you to easily perform digital preventative maintenance (PM) checks, inspections, and daily walkarounds. Inspections can easily be integrated with other Cat data systems like VisionLink® so you can keep a close eye on your fleet.​
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  • 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.​
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  • 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.​
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  • The Cat PL161 attachment locator allows you to track attachments across all worksites, reduce the number of lost attachments, and plan for attachment maintenance and replacement. The work tool recognition feature automatically adjusts machine settings based on the selected tool.​
 

* Data field availability can vary by equipment manufacturer.​
 

        
  • The reinforced swing bearing, along with stress-relieved boom and stick, enables the 350 to take on tough work over and over again.
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  • Work up to 4500 m (14,764 ft) above sea level.
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  • Automatic hydraulic oil warmup gets you to work faster in cold temperatures and helps prolong the life of components.
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  • Three levels of filtration protect the engine from contaminated diesel fuel.
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  • Grease sealed between track pins and bushings reduces travel noise and prevents debris from entering to increase undercarriage life.
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  • Standard built-in protection includes bottom, travel motor,and swivel guards.
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  • The sloped track frame prevents mud and debris accumulation, helping reduce risk of track damage.
        
  • Choose between Essential and Deluxe cabs – both with automatic climate control.
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  • Deluxe cab comes with heated seat to keep you warm and tilt-up console to enable easy entry and exit.
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  • Control the excavator with easy-to-reach controls all located in front of you.
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  • Stow your gear with plenty of in-cab storage beneath and behind the seat, overhead, and in the consoles.
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  • Use the standard radio’s USB ports and Bluetooth® technology to connect to personal devices and make hands-free calls.
        
  • Start the engine with a push button; use a Bluetooth key fob or Operator ID passcode.
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  • Program each joystick button – including power mode, response, and pattern – using Operator ID; the machine will remember what you set each time you go to work.
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  • Make operating easier with the touch of a joystick button. An auxiliary relay allows you to power on or turn off a CB radio, beacon light, and even a dust suppression watering system without taking your hands off the joysticks.
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  • 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 make sure job performance continues without any hold ups.
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  • Protect your hammer from overworking. Auto hammer stop warns you after 15 seconds of continuous firing and then automatically shuts it off after 30 seconds – all to prevent the tool from overheating and rapid wear.
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  • Not sure how a function works or how to maintain the excavator? Always have the operator’s manual at your fingertips in the touchscreen monitor.
        
  • Boost productivity with proactive service reminders. Our Integrated Vehicle Health Management System alerts the operator with step-by-step service guidance along with parts needed so you don't experience any unnecessary downtime.
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  • Expect less maintenance cost due to extended and synchronized service intervals.
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  • Check hydraulic system oil and easily drain fuel system water from ground level.
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  • Track your excavator's filter life and maintenance intervals via the in-cab monitor.
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  • Oil and fuel filters are grouped and located on right-hand side of machine for easy maintenance.
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  • The air intake filter with pre-cleaner has high dust holding capacity.
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  • The hydraulic oil filter provides improved filtration performance; anti-drain valves keep oil clean when the filter is replaced.
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  • S·O·SSM ports are on ground level, simplifying maintenance and allowing for quick, easy extraction of fluid samples for analysis.
        
  • Enhance jobsite safety by adding Cat Command to your fleet. The remote control system comes with everything you need like WIFI radio, cameras, and microphone so you can work outside of the cab and avoid potential hazards. 
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  • Cat Detect - People Detection helps protect the most valuable asset on any jobsite – people. The system uses smart cameras with depth sensors to provide the operator with visual and auditory alerts so he or she can take immediate action when a person is too close to the excavator.
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  • Keep your excavator secure with Operator ID. Use your PIN code on the monitor to enable the push button starting feature.
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  • A travel direction indicator helps operators know which way to activate the travel levers.
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  • Enhance jobsite safety by adding a optional swing alarm to alert people when you're rotating from trench to stockpile and back again.
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  • A ground-level shutoff switch stops all fuel to the engine when activated and shuts down the machine.
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  • Enjoy great visibility into the trench, in each swing direction, and behind you with the help of smaller cab posts and larger windows.
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  • Serrated steps and anti-skid punch plate on the service platform help prevent slipping.
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  • A rearview camera is standard.
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  • Make service work easier and safer with inspection lighting. With the flip of a switch, lights will illuminate the engine, pump, battery, and radiator compartments to enhance visibility.
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  • The Rollover Protective Structure (ROPS) cab meets industry standards and protects the operator in the event of a rollover.