New CAT Equipment

301.8 Mini Hydraulic Excavator

Mini Excavators Inspired by Our Customers

The Cat® 301.8 Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

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    Benefits

    4 Industry First Features

    Cat Exclusives in a Mini Excavator

    Up to 15% Lower Total Ownership Costs

    with more common parts, lower repair costs and tilt up cab

    Up to 20% More Performance

    with programmable operator settings and faster cyle times

    Learn more about the 301.8 Mini Hydraulic Excavator

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    • Blade
      Height
      8.9 in
      Note
      *Expanded – 1300 mm (51 in)
      Width*
      39 in
    • Certification - Cab and Canopy
      Roll Over Protective Structure (ROPS)
      ISO 12117-2:2008
      Tip Over Protective Structure (TOPS)
      ISO 12117:1997
      Top Guard
      ISO 10262:1998 (Level I)
    • Dimensions - Long Stick
      Boom Height - Shipping Position
      40.2 in
      Boom In Reach
      55.9 in
      Boom Swing - Left
      65 °
      Boom Swing - Right
      50 °
      Dig Depth
      101.2 in
      Maximum Blade Depth
      10.4 in
      Maximum Blade Height
      10.6 in
      Maximum Dig Height
      142.5 in
      Maximum Dump Clearance
      103.9 in
      Maximum Reach
      158.7 in
      Maximum Reach - Ground Level
      155.9 in
      Minimum Ground Clearance Below Undercarriage
      5.9 in
      Note
      *Overall Shipping Length depends on blade position during shipment.
      O/A Shipping Height
      90.6 in
      O/A Undercarriage Length
      62.6 in
      Overall Shipping Length*
      146.1 in
      Stick Length
      45.7 in
      Swing Bearing - Height
      17.4 in
      Tail Swing
      39.2 in
      Track Belt/Shoe Width
      9.1 in
      Track Width - Expanded
      51.18 in
      Track Width - Retracted
      39 in
      Vertical Wall
      76.4 in
    • Dimensions - Standard Stick
      Boom Height - Shipping Position
      42.1 in
      Boom In Reach
      55.9 in
      Boom Swing - Left
      65 °
      Boom Swing - Right
      50 °
      Dig Depth
      93.3 in
      Maximum Blade Depth
      10.4 in
      Maximum Blade Height
      10.6 in
      Maximum Dig Height
      139.8 in
      Maximum Dump Clearance
      100.8 in
      Maximum Reach
      152.4 in
      Maximum Reach - Ground Level
      149.6 in
      Minimum Ground Clearance Below Undercarriage
      5.9 in
      Note
      *Overall Shipping Length depends on blade position during shipment.
      O/A Shipping Height
      90.6 in
      O/A Undercarriage Length
      62.6 in
      Overall Shipping Length*
      146.5 in
      Stick Length
      37.8 in
      Swing Bearing - Height
      17.4 in
      Tail Swing
      39.2 in
      Track Belt/Shoe Width
      9.1 in
      Track Width - Expanded
      51.18 in
      Track Width - Retracted
      39 in
      Vertical Wall
      72.8 in
    • Engine
      Bore
      3 in
      Emissions
      Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
      Engine Model
      C1.1
      Gross Power - SAE J1995:2014
      21.6 HP
      Net Power
      21 HP
      Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
      21 HP
      Note
      Net power is tested per ISO 9249:2007 and 80/1269/EEC.
      Note (1)
      Engine power is tested per ISO 14396:2002.
      Note (2)
      Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
      Stroke
      3.2 in
    • Hydraulic System
      Auxiliary Circuit - Primary - Flow
      8.7 gal/min
      Auxiliary Circuit - Primary - Pressure
      3553.4 psi
      Auxiliary Circuit - Secondary - Flow
      3.7 gal/min
      Auxiliary Circuit - Secondary - Pressure
      3553.4 psi
      Digging Force - Bucket
      4406.3 lbf
      Digging Force - Stick - Long
      2203.1 lbf
      Digging Force - Stick - Standard
      2540.3 lbf
      Operating Pressure - Equipment
      3553.4 psi
      Operating Pressure - Swing
      2132.1 psi
      Operating Pressure - Travel
      3553.4 psi
      Pump Flow at 2,400 rpm
      17.4 gal/min
      Type
      Load Sensing Hydraulics with Variable Displacement Piston Pump
    • Service Refill Capacities
      Cooling System
      1 gal (US)
      Engine Oil
      1.2 gal (US)
      Fuel Tank
      6.9 gal (US)
      Hydraulic System
      6.9 gal (US)
      Hydraulic Tank
      4.8 gal (US)
    • Sound
      Average Exterior Sound Pressure (ISO 6395:2008)
      93 dB(A)
      Note
      European Union Directive “2000/14/EC”
      Operator Sound Pressure (ISO 6396:2008)
      73 dB(A)
    • Sustainability
      Recyclability
      95%
    • Swing System
      Machine Swing Speed
      9.8 r/min
    • Travel System
      Gradeability - Maximum
      30 degrees
      Ground Pressure - Maximum Weight
      4.3 psi
      Ground Pressure - Minimum Weight
      3.9 psi
      Maximum Traction Force - High Speed
      2675.2 lbf
      Maximum Traction Force - Low Speed
      4136.5 lbf
      Travel Speed - High
      2.7 mile/h
      Travel Speed - Low
      1.8 mile/h
    • Weight Increase from Minimum Configuration
      Expandable Undercarriage
      271 lb
      Long Stick
      18 lb
      Steel Tracks
      110 lb
    • Weights
      EU: CE Plate Weight with Cab***
      4409 lb
      EU: CE Plate Weight with Canopy***
      4145 lb
      Maximum Operating Weight with Cab**
      4473 lb
      Maximum Operating Weight with Canopy**
      4211 lb
      Minimum Operating Weight with Cab*
      4075 lb
      Minimum Operating Weight with Canopy*
      3803 lb
      Note (1)
      *Minimum Weight is based on rubber tracks, operator, fixed undercarriage and full fuel tank.
      Note (2)
      **Maximum Weight is based on steel tracks, operator, expandable undercarriage and full fuel tank.
      Note (3)
      ***CE Plate Weight is based on the most common EU configuration. Includes 75 kg (165 lb) operator and full fuel tank and excludes bucket.
      Operating Weight
      4473 lb
    ENGINE
    • Cat C1.1 Engine (U.S. EPA Tier 4 Final/EU Stage V)
    • Automatic Engine Idle
    • Automatic Engine Shutdown
    • Automatic Two Speed Travel
    • Fuel Water Separator
    • Power on Demand (not available in all regions)
    • Variable Displacement Piston Pump
    • Load Sensing/Flow Sharing Hydraulics
    HYDRAULICS
    • Smart Tech Electronic Pump
    • Accumulator
    • Automatic Swing Brake
    • Auxiliary Hydraulic Lines
    • One and Two Way Auxiliary Flow
    • Continuous Auxiliary Flow
    • Auxiliary Line Quick Disconnects
    OPERATOR ENVIRONMENT
    • Tilt-up Canopy or Tilt-Up Cab
    • Top Guard ISO 10262:1998 Level I
    • ROPS – ISO 12117-2:2008
    • TOPS – ISO 12117:1997
    • Machine 2-Point Lifting
    • Stick Steer Mode
    • Travel Cruise Control
    • Control Pattern Changer (optional in some regions)
    • Adjustable Wrist Rests
    • Washable Floor Mat
    • Travel Pedals and Hand Levers
    • Machine Security
    • Standard Key with Pass Code
    • Vinyl Non-Suspension Seat
    • Fabric Suspension Seat (Cab only)
    • Hydraulic Lockout – All Controls
    • Retractable High Visibility Seat Belt (75 mm/3 in)
    • Coat Hook
    • Cup Holder
    • Storage Pocket
    • Skylight
    • Mounting Bosses for Front
    • Signaling/Warning Horn
    • Interior Light (Cab only)
    • Boom Light, Halogen
    • Utility Space for Mobile Phone
    • Next Generation Color LCD Monitor (IP66)
      – Fuel Level and Coolant Temperature Gauges
      – Maintenance and Machine Monitoring
      – Performance and Machine Adjustments
      – Numeric Security Code
      – Multiple Languages
      – Hour Meter with Wake Up Switch
    • Seat Belt Reminder System
    UNDERCARRIAGE
    • Expandable Undercarriage
    • Rubber Belt (250 mm/10 in wide)
    • Dozer Blade
    • Dozer Blade Float
    • Hydraulic Track Adjusters
    • Tie Downs on Track Frame
    BOOM, STICK AND LINKAGES
    • One Piece Boom (1850 mm/73 in)
    • Standard Stick (960 mm/37.8 in)
    • Front Shovel Capable
    • Front Shovel Capable – Pin-On
    • Thumb Ready (not available in all regions)
    • Certified Lifting Eye (optional in some regions)
    ELECTRICAL
    • 12 Volt Battery
    • Software (machine and monitor)
    • Maintenance Free Battery
    • Signaling/Warning Horn
    • 12 Volt Power Socket
    OPERATOR ENVIRONMENT
    • Cab with Air Conditioning
    • Cab with Heater
    • Control Pattern Changer (optional in some regions)
    • No Travel Pedals and Hand Levers
    • Push to Start with Key Fob/Pass Code
    • Vinyl Suspension Seat (Canopy only)
    • LED Front Lights
    • LED Front and Rear Lights
    • LED Boom Light
    • Mirrors Left and Right
    • Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
    UNDERCARRIAGE
    • Steel Track (250 mm/10 in wide)
    BOOM, STICK AND LINKAGES
    • Long Stick (1160 mm/45.7 in)
    • Front Shovel Capable – Dual Lock Manual Coupler
    • Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
    • 2nd Auxiliary Hydraulic Lines
    • Boom Lowering Check Valve
    • Stick Lowering Check Valve
    • Hydraulic Quick Coupler Lines (not available in all regions)
    ELECTRICAL
    • Battery Disconnect
    • Product Link PL243 (regulations apply)
    • Product Link PLE643 (regulations apply)
    • Travel Alarm (standard in some regions)
    GUARDING
    • Polycarbonate Half Height Front Guard (Canopy only)
    • Polycarbonate Front Guard (ISO 10262:1998 Level 1 and EN356 PSA)
    OTHER
    • Bio Oil Capable
    • Eco Drain
    • Water Jacket Heater