New CAT Equipment

308 CR VAB Mini Hydraulic Excavator

Mini Excavators Inspired by Our Customers

The Cat® 308 CR Variable Angle Boom (VAB) Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications. The Variable Angle Boom provides the maximum in linkage flexibility in tight applications.

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Benefits

Up To 10% Lower Total Cost of Ownership*

with improved fuel efficiency and longer service intervals.

*Versus previous models.

ALWAYS STANDARD

• Stick Steer
• Cruise Control
• Advanced Touchscreen Monitor
• VisionLink™ Connect

Up To 20% More Performance*

with customizable operator settings and improvements in lift, swing, travel and multifunction.

*Versus previous models.

Learn more about the 308 CR VAB Mini Hydraulic Excavator

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  • Air Conditioning System
    Air Conditioning
    The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf (Europe) (Global Warming Potential = 1430). See label or instruction manual for gas refrigerant identification. The system contains 0.75 kg (1.65 lb), 0.90 kg (1.98 lb) or 1.0 kg (2.20 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons) for R134a and 0.001 tonnes (0.001 tons) for R1234yf (Europe).
  • Blade
    Height
    17 in
    Width - Standard
    90.6 in
    Width - Wide
    96.5 in
  • Certification - Cab and Canopy
    Roll Over Protective Structure (ROPS)
    ISO 12117-2:2008
    Top Guard
    ISO 10262:1998 (Level I)
  • Dimensions - VAB In
    Boom Swing Left
    24 in
    Boom Swing Right
    37 in
    Boom in Reach
    122.8 in
    Cab Height
    100 in
    Dig Depth
    150.2 in
    Ground Clearance
    13.8 in
    Maximum Blade Depth
    16 in
    Maximum Blade Height
    14.6 in
    Maximum Dig Height
    205.5 in
    Maximum Dump Clearance
    135.8 in
    Maximum Reach
    256.5 in
    Maximum Reach at Ground Level
    248 in
    Overall Shipping Length
    253.9 in
    Overall Track Width
    90.6 in
    Overall Undercarriage Length
    113.4 in
    Stick Length
    71.7 in
    Swing Bearing Height
    29.8 in
    Tail Swing with Counterweight
    62.4 in
    Tail Swing without Counterweight
    57.1 in
    Track Belt/Shoe Width
    17.7 in
    Vertical Wall
    99.2 in
  • Dimensions - VAB Out
    Boom Swing Left
    24 in
    Boom Swing Right
    37 in
    Boom in Reach
    106.7 in
    Cab Height
    100 in
    Dig Depth
    136.2 in
    Ground Clearance
    13.8 in
    Maximum Blade Depth
    16 in
    Maximum Blade Height
    14.6 in
    Maximum Dig Height
    322 in
    Maximum Dump Clearance
    247.4 in
    Maximum Reach
    310.4 in
    Maximum Reach at Ground Level
    303.7 in
    Overall Shipping Length
    253.9 in
    Overall Track Width
    90.6 in
    Overall Undercarriage Length
    113.4 in
    Stick Length
    71.7 in
    Swing Bearing Height
    29.8 in
    Tail Swing with Counterweight
    62.4 in
    Tail Swing without Counterweight
    57.1 in
    Track Belt/Shoe Width
    17.7 in
    Vertical Wall
    146.7 in
  • Engine
    Bore
    3.5 in
    Displacement
    171 in³
    Engine Model
    Cat® C2.8 Turbo
    Gross Power - ISO 14396
    74.3 hp
    Net Power
    69 hp
    Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
    69 hp
    Note
    Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
    Note (1)
    Advertised power is tested per the specified standard in effect at thetime of manufacture.
    Note (2)
    Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2,400 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
    Stroke
    4.3 in
  • Hydraulic System
    Digging Force - Bucket
    13946 lbf
    Digging Force - Stick - Standard
    9509 lbf
    Maximum Auxiliary Circuit - Primary - Flow at Pump
    35 gpm
    Maximum Auxiliary Circuit - Primary - Pressure at Pump
    4134 psi
    Maximum Auxiliary Circuit - Secondary - Flow at Pump
    9 gpm
    Maximum Auxiliary Circuit - Secondary - Pressure at Pump
    4134 psi
    Note
    Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
    Operating Pressure - Equipment
    4134 psi
    Operating Pressure - Swing
    3626 psi
    Operating Pressure - Travel
    4134 psi
    Pump Flow at 2,400 rpm
    44 gpm
    Type
    Load Sensing Hydraulics with Variable Displacement Piston Pump
  • Service Refill Capacities
    Cooling System
    2.6 gal (US)
    Engine Oil
    3 gal (US)
    Fuel Tank
    39 gal (US)
    Hydraulic System
    29 gal (US)
    Hydraulic Tank
    14 gal (US)
  • Sound
    Average Exterior Sound Pressure (ISO 6395:2008)
    99 dB(A)
    Note
    European Union Directive "2000/14/EC"
    Operator Sound Pressure (ISO 6396:2008)
    72 dB(A)
  • Sustainability
    Recyclability
    96%
  • Swing System
    Boom Swing - Left
    60 degrees
    Boom Swing - Right
    50 degrees
    Machine Swing Speed
    10.6 r/min
  • Travel System
    Gradeability - Maximum
    30 degrees
    Ground Pressure - Maximum Weight
    6.1 psi
    Ground Pressure - Minimum Weight
    5.5 psi
    Maximum Traction Force - High Speed
    6250 lbf
    Maximum Traction Force - Low Speed
    15175 lbf
    Travel Speed - High
    3.2 mile/h
    Travel Speed - Low
    1.9 mile/h
  • Weight Increase from Minimum Configuration
    Counterweight
    552 lb
    Steel Tracks with Pads
    752 lb
  • Weights
    Maximum Operating Weight with Standard Stick**
    21080 lb
    Minimum Operating Weight with Standard Stick*
    19228 lb
    Note (1)
    *Minimum Weight is based on rubber tracks, no counterweight, operator, full fuel tank, blade, and no bucket.
    Note (2)
    **Maximum Weight is based on steel tracks with rubber pads, (500 kg/1,103 lb) counterweight, operator, full fuel tank, blade, and no bucket.
    Operating Weight
    21080 lb
ENGINE
  • Cat C2.8 Turbo Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) - Electronic Engine, Turbo, Fit-For-Life Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC) Aftertreatment System
  • Automatic Engine Idle
  • Automatic Engine Shutdown
  • Automatic Swing Brake
  • Automatic Two Speed Travel
  • Fuel Water Separator with Indicator
  • Radial Seal – Double Element Air Filter
  • Extended Life Coolant, –37° C ( –35° F)
  • Ecology Drain
HYDRAULICS
  • Smart Tech Electronic Pump
  • Electronic Variable Displacement Piston Pump
  • Load Sensing/Flow Sharing Hydraulics
  • Power On Demand
  • Hydraulic Temperature Monitoring
  • Certified Accumulator
  • HYDO Advanced Hydraulic Oil
OPERATOR ENVIRONMENT
  • Sealed and Pressurized Cab
  • Stick Steer Mode
  • Travel Cruise Control
  • Control Pattern Changer
  • Adjustable Wrist Rests
  • Molded Footrests
  • Removable, Washable Floor Mat
  • Travel Pedals and Hand Levers
  • Cat Key with Passcode Option
  • HVAC with Automatic Temperature Control
  • Hydraulic Lockout Controls
  • Integrated Lower Front Window
  • Assisted Front Window Overhead Storage
  • Rear Window Emergency Exit
  • Cab Mirrors (vary by region)
  • Fabric, High Back, Suspension Seat
  • Retractable Seat Belt (75 mm/3 in)
  • Coat Hook
  • Cup Holder
  • LED Interior Light
  • Literature Holder
  • Mounting Bosses for Top and Front Guards
  • 12V Power Socket
  • Radio – Bluetooth, Auxiliary, Microphone, USB (charging only)
  • Skylight
  • Signaling/Warning Horn
  • Cab and (left side) Boom Work Lights
  • Utility Space for Mobile Phone
  • Next Generation Color LCD Monitor (IP66)
    – Jog Dial Interface
    – Fuel Level and Coolant Temperature Gauges
    – Maintenance and Machine Monitoring
    – Performance and Machine Adjustments
    – Numeric Security Code
    – Multiple Languages
    – Camera Ready (IP68 & IP69K)
    – Hour Meter with Wake Up Switch
UNDERCARRIAGE
  • Greased and Lubricated Track
  • Hydraulic Track Adjusters
  • Tie Down Eyes on Track Frame
  • Dozer Blade
  • Dozer Float
TECHNOLOGY
  • Product Link™ Elite (regulations apply)
BOOM, STICK AND LINKAGES
  • Variable Angle Boom
  • Standard Stick (1820 mm/71.7 in)
  • Front Shovel Capable – Pin-on/Manual Coupler/Hydraulic Coupler (not available in all regions)
  • Thumb Ready (not available in all regions)
ELECTRICAL
  • 12 Volt Electrical System
  • 60 Ampere Alternator
  • Circuit Breaker
  • 900 CCA Maintenance Free Battery
  • Lock Out/Tag Out Battery Disconnect
  • Ignition Key Stop Switch
  • Rear Camera
GUARDING
  • ROPS ISO 12117-2:2008
  • Top Guard ISO 10262 1998 (Level I)
OTHER
  • Locks on External Enclosure Doors
  • Lockable Fuel Cap
  • Beacon Socket
  • Rear Reflectors
HYDRAULICS
  • Third Auxiliary
OPERATOR ENVIRONMENT
  • Push to Start with Bluetooth® Key
  • Air Suspension Heated Seat
  • Seat Belt Reminder System
  • Rain Visor
  • Next Generation Advanced Monitor (below are all included with Next Generation Advanced Monitor option)
    – Touch Screen
    – Site Reference System
    – High Definition Camera Capable (IP68 & IP69K)
    – Numeric Security Code
TECHNOLOGY
  • Ease of Use Indicate
  • Ease of Use E-Fence
  • Ease of Use Laser Catcher
  • Cat Grade Advanced 2D
  • Cat Grade 3D
UNDERCARRIAGE
  • Wide Dozer Blade
  • Steel Tracks (450 mm/17.7 in wide)
  • Wide Steel Tracks (600 mm/23.6 in)
  • Steel Track with Rubber Pads
  • Track Guides
BOOM, STICK AND LINKAGES
  • Boom Lowering Check Valve
  • Stick Lowering Check Valve
  • Attachments including Buckets, Augers and Hammers
  • 2nd Auxiliary Hydraulic Lines
  • Certified Lifting Eye
ELECTRICAL
  • Travel Alarm
  • Rear and Side Camera
  • Rotating Beacon
GUARDING
  • Top Guard ISO 10262:1998 (Level II)
  • Front Guard (Mesh) ISO:10262 1998 (Level I)
  • Front Guard (Heavy Duty) ISO 10262 1998 (Level II)
  • Track Guards
OTHER
  • Counterweight (250 kg/551 lb)
  • Counterweight (500 kg/1103 lb)
  • Refueling Pump
  • Water Jacket Heater

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