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302.7 CR Mini Hydraulic Excavator

Mini Excavators Inspired by Our Customers

The Cat® 302.7 CR 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 5% Lower Total Ownership Costs

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

Up to 10% More Performance

with programmable operator settings and faster cyle times

Learn more about the 302.7 CR 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
    12.6 in
    Width
    61.8 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
    65 in
    Boom In Reach
    68.1 in
    Boom Swing - Left
    23.8 in
    Boom Swing - Right
    32.7 in
    Dig Depth
    106.7 in
    Ground Clearance
    12.2 in
    Maximum Blade Depth
    20.3 in
    Maximum Blade Height
    15.6 in
    Maximum Dig Height
    172.8 in
    Maximum Dump Clearance
    120.9 in
    Maximum Reach
    190.9 in
    Maximum Reach - Ground Level
    185.4 in
    Note
    *Overall Shipping Length depends on blade position during shipment.
    O/A Shipping Height
    97.6 in
    O/A Undercarriage Length
    79.1 in
    Overall Shipping Length*
    168.5 in
    Stick Length
    49.6 in
    Swing Bearing - Height
    22 in
    Tail Swing - with Extra Counterweight
    35 in
    Tail Swing - with Light Counterweight
    33.3 in
    Tail Swing without Counterweight
    30.5 in
    Track Belt/Shoe Width
    11.8 in
    Track Width
    61.8 in
    Vertical Wall
    80.7 in
  • Dimensions - Standard Stick
    Boom Height - Shipping Position
    61.4 in
    Boom In Reach
    67.3 in
    Boom Swing - Left
    23.8 in
    Boom Swing - Right
    32.7 in
    Dig Depth
    98.8 in
    Ground Clearance
    12.2 in
    Maximum Blade Depth
    20.3 in
    Maximum Blade Height
    15.6 in
    Maximum Dig Height
    168.1 in
    Maximum Dump Clearance
    116.1 in
    Maximum Reach
    183.5 in
    Maximum Reach - Ground Level
    177.6 in
    Note
    *Overall Shipping Length depends on blade position during shipment.
    O/A Shipping Height
    97.6 in
    O/A Undercarriage Length
    79.1 in
    Overall Shipping Length*
    166.9 in
    Stick Length
    41.7 in
    Swing Bearing - Height
    22 in
    Tail Swing - with Light Counterweight
    33.3 in
    Tail Swing with Extra Counterweight
    35 in
    Tail Swing without Counterweight
    30.5 in
    Track Belt/Shoe Width
    11.8 in
    Vertical Wall
    73.6 in
  • Engine
    Bore
    3 in
    Displacement
    69 in³
    Emissions
    Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
    Engine Model
    C1.1 Turbo
    Gross Power - ISO 14396
    24.7 hp
    Net Power
    23.6 hp
    Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
    23.6 hp
    Note (1)
    Advertised power is tested per the specified standard in effect at the time to manufacturer.
    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
    3.2 in
  • Hydraulic System
    Auxiliary Circuit - Primary - Flow
    17 gpm
    Auxiliary Circuit - Primary - Pressure
    3553 psi
    Auxiliary Circuit - Secondary - Flow
    7 gpm
    Auxiliary Circuit - Secondary - Pressure
    3553 psi
    Digging Force - Bucket
    5238 lbf
    Digging Force - Stick - Long
    2765 lbf
    Digging Force - Stick - Standard
    3102 lbf
    Note
    Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
    Operating Pressure - Equipment
    3553 psi
    Operating Pressure - Swing
    2553 psi
    Operating Pressure - Travel
    3553 psi
    Pump Flow at 2,400 rpm
    26 gpm
    Type
    Load Sensing Hydraulics with Variable Displacement Piston Pump
  • Service Refill Capacities
    Cooling System
    1.1 gal (US)
    Engine Oil
    1.1 gal (US)
    Fuel Tank
    11.9 gal (US)
    Hydraulic System
    9.2 gal (US)
    Hydraulic Tank
    4.8 gal (US)
  • Sound
    Average Exterior Sound Pressure (ISO 6395:2008)
    94 dB(A)
    Note
    European Union Directive “2000/14/EC”
    Operator Sound Pressure (ISO 6396:2008)
    78 dB(A)
  • Sustainability
    Recyclability
    95%
  • Swing System
    Boom Swing - Left
    75 Degrees
    Boom Swing - Right
    50 Degrees
    Machine Swing Speed
    9 r/min
  • Travel System
    Gradeability - Maximum
    30 degrees
    Ground Pressure - Maximum Weight
    4.2 psi
    Ground Pressure - Minimum Weight
    3.5 psi
    Maximum Traction Force - High Speed
    3507 lbf
    Maximum Traction Force - Low Speed
    6025 lbf
    Travel Speed - High
    2.8 mile/h
    Travel Speed - Low
    1.6 mile/h
  • Weight Increase from Minimum Configuration
    Cab
    276 lb
    Counterweight (extra)
    551 lb
    Counterweight (light)
    221 lb
    Long Stick
    33 lb
    Steel Tracks
    221 lb
  • Weights
    EU: CE Plate Weight with Cab***
    6174 lb
    EU: CE Plate Weight with Canopy***
    5942 lb
    Maximum Operating Weight with Cab**
    6725 lb
    Maximum Operating Weight with Canopy**
    6450 lb
    Minimum Operating Weight with Cab*
    5909 lb
    Minimum Operating Weight with Canopy*
    5645 lb
    Note (1)
    *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, blade, no bucket and no extra counterweight.
    Note (2)
    **Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, no bucket and extra counterweight.
    Note (3)
    ***CE Plate Weight is based on the most common EU configuration. Includes 75 kg (165 lb) operator, (100 kg/221 lb) counterweight, full fuel tank and excludes bucket.
    Operating Weight
    6725 lb
ENGINE
  • Cat® C1.1 Turbo Engine (U.S. EPA Tier 4 Final/EU Stage V)
  • Automatic Engine Idle
  • Automatic Engine Shutdown
  • Automatic Two Speed Travel
  • Fuel Water Separator
  • Load Sensing/Flow Sharing Hydraulics
  • Power on Demand (not available in all regions)
  • Variable Displacement Piston Pump
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
  • 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
  • Fabric Suspension Seat (Cab only)
  • Vinyl Suspension Seat (Canopy only) (not available in all regions)
  • 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 (not available in all regions)
  • Utility Space for Mobile Phone
  • Cab Mirrors Left and Right (vary by region)
  • 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
    – Jog Dial (Cab only)
UNDERCARRIAGE
  • Rubber Belt (300 mm/11.8 in wide)
  • Dozer Blade
  • Dozer Blade Float
  • Tie Downs on Track Frame
BOOM, STICK AND LINKAGES
  • One Piece Boom (2085 mm/82.1 in)
  • Standard Stick (1060 mm/41.7 in)
  • Front Shovel Capable
  • Front Shovel Capable – Pin-On
  • Thumb Ready (not available in all regions)
  • Certified Lifting Eye (optional in some regions)
  • Boom Lowering Control Valve (Standard in Europe)
  • Stick Lowering Control Valve (Standard in Europe)
ELECTRICAL
  • 12 Volt Battery
  • Software (machine and monitor)
  • Maintenance Free Battery
  • Lock Out/Tag Out Battery Disconnect
  • 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 (optional in some regions)
  • Push to Start with Key Fob/Pass Code
  • Vinyl Non-Suspension Seat (Canopy only) (not available in all regions)
  • Seat Belt Reminder System
  • LED Front Lights
  • LED Front and Rear Lights
  • LED Boom Light
  • Mirrors Left and Right
  • Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
  • Next Generation Advanced Monitor
    – Touchscreen
    – Site Reference System
    – High Definition Camera Capable (IP68 and IP69K)
    – Numeric Security Code
UNDERCARRIAGE
  • Expandable Undercarriage
  • Steel Track (300 mm/11.8 in wide)
BOOM, STICK AND LINKAGES
  • Long Stick (1260 mm/49.6 in)
  • Front Shovel Capable – Dual Lock Manual Coupler
  • Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
  • 2nd Auxiliary Hydraulic Lines
  • Bucket Divert Lines
  • Boom Lowering Control Valve (Standard in Europe)
  • Stick Lowering Control Valve (Standard in Europe)
  • Hydraulic Quick Coupler Lines (not available in all regions)
ELECTRICAL
  • 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 I and EN356 P5A)
OTHER
  • Bio Oil Capable
  • Eco Drain
  • Water Jacket Heater
  • Light Counterweight (100 kg/221 lb)
  • Extra Counterweight (250 kg/551 lb)

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