Exterior View
Interior View

305 CR Mini Hydraulic Excavator

The Cat® 305 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

Net Power
45HP
Engine Model
C1.7 Turbo
Note
Advertised power is tested per the specified standard in effect at the time of manufacture.
Gross Power – 2,400 rpm – SAE J1995:2014
48.4HP
Stroke
3.9in
Bore
3.3in
Displacement
101in³
Emissions
The Cat® C1.7 engine meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Net Power – 2,400 rpm – ISO 9249, 80/1269/EEC
45HP
Operating Weight
12688lb
Minimum Operating Weight with Canopy*
11016lb
Note (1)
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight.
Minimum Operating Weight with Cab*
11234lb
Maximum Operating Weight with Cab**
12688lb
Maximum Operating Weight with Canopy**
12469lb
Note (2)
**Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket.
Dig Depth
144.5in
Swing Bearing – Height
24.4in
Boom Height – Shipping Position
74.6in
Boom In Reach
101.6in
Maximum Reach
235.8in
Track Belt/Shoe Width
15.7in
Maximum Reach – Ground Level
229.7in
Maximum Blade Height
15.2in
O/A Shipping Height
100.4in
Tail Swing without Counterweight
43.1in
O/A Undercarriage Length
101.6in
Tail Swing with Counterweight
47.2in
Vertical Wall
100.8in
Note
*Overall Shipping Length depends on blade position during shipment.
Overall Shipping Length*
210.2in
Maximum Dig Height
210.8in
Stick Length
63in
Track Width
78in
Maximum Blade Depth
23.4in
Maximum Dump Clearance
151.4in
Boom Swing – Left
615mm
Boom Swing – Right
34.1°
Ground Clearance
13.2in
Machine Swing Speed
9r/min
Boom Swing – Right
50 Degrees
Boom Swing – Left
72 Degrees
Boom Height – Shipping Position
71.7in
Maximum Blade Depth
23.4in
Maximum Reach
226.6in
Boom Swing – Left
24.2°
Overall Shipping Length*
208.9in
O/A Undercarriage Length
101.6in
Swing Bearing – Height
24.4in
Stick Length
53.2in
Track Belt/Shoe Width
15.7in
Boom In Reach
101.2in
Vertical Wall
91.9in
Tail Swing with Counterweight
47.2in
Maximum Dump Clearance
145.7in
O/A Shipping Height
100.4in
Note
*Overall Shipping Length depends on blade position during shipment.
Maximum Dig Height
205.3in
Maximum Blade Height
15.2in
Dig Depth
134.6in
Boom Swing – Right
34.1°
Maximum Reach – Ground Level
220.1in
Tail Swing without Counterweight
43.1in
Ground Clearance
13.2in
Auxiliary Circuit – Secondary – Pressure
3843psi
Pump Flow at 2,400 rpm
35gal/min
Operating Pressure – Swing
2901psi
Operating Pressure – Travel
3843psi
Auxiliary Circuit – Secondary – Flow
7gal/min
Digging Force – Stick – Standard
6362lbf
Auxiliary Circuit – Primary – Pressure
3843psi
Auxiliary Circuit – Primary – Flow
21gal/min
Digging Force – Bucket
11061lbf
Operating Pressure – Equipment
3843psi
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force – Stick – Long
5665lbf
Top Guard
ISO 10262:1998 Level I
Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
Tip Over Protective Structure (TOPS)
ISO 12117:1997
Counterweight
534lb
Long Stick
75lb
Steel Tracks with Pads
827lb
Angle Blade
225lb
Straight Blade Width
78in
Angle Blade Height
15.7in
Angle Blade – Left
25 degrees
Angle Blade – Right
25 degrees
Angle Blade Width
78in
Straight Blade Height
15.4in
Note
*The declared dynamic operator sound pressure levels per ISO 6396:2008. The measurements were conducted with the cab doors and windows closed. **The labeled sound power level for the CE marked configurations when measured according to the test procedure a
Operator Sound Pressure (ISO 6396:2008)
72dB(A)
Average Exterior Sound Pressure (ISO 6395:2008)
99dB(A)
Travel Speed – Low
1.7mile/h
Maximum Traction Force – High Speed
5553lbf
Travel Speed – High
3.1mile/h
Gradeability – Maximum
30 degrees
Ground Pressure – Minimum Weight
4psi
Maximum Traction Force – Low Speed
11353lbf
Ground Pressure – Maximum Weight
4.7psi
Engine Oil
1.6gal (US)
Hydraulic System
20gal (US)
Cooling System
2.9gal (US)
Hydraulic Tank
16gal (US)
Fuel Tank
17gal (US)
Recyclability
96%
  • Engine
    • Cat® C1.7 Turbo Engine (U.S. EPA Tier 4 Final)
    • 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
    • Canopy or 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
    • Machine Security – Standard Key with Pass Code
    • Fabric Suspension Seat (Cab only)
    • Vinyl Suspension Seat (Canopy 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 (not available in all regions)
    • 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
      – Jog Dial (cab only)
  • Undercarriage
    • Rubber Belt (400 mm/15.7 in)
    • Dozer Straight Blade
    • Dozer Blade Float
    • Tie Downs on Track Frame
  • Boom, Stick And Linkages
    • One Piece Boom (2716 mm/106.9 in)
    • Standard Stick (1351 mm/53.2 in)
    • Front Shovel Capable – Pin-On
    • Thumb Ready
    • Certified Lifting Eye
  • Electrical
    • 12 Volt Battery
    • Software (machine and monitor)
    • Maintenance Free Battery
    • Battery Disconnect
    • 12 Volt Power Socket
    • Travel Alarm (optional in some regions)
  • Undercarriage
    • Steel Track (400 mm/15.7 in)
    • Steel Track with Rubber Pads
    • Angle Blade
  • Boom, Stick And Linkages
    • Long Stick (1601 mm/63.0 in)
    • Front Shovel Capable – Dual Lock Manual Coupler
    • Front Shovel Capable – Hydraulic Coupler
    • Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
    • 2nd Auxiliary Hydraulic Lines
    • Bucket Divert Lines
    • Boom Lowering Check Valve
    • Stick Lowering Check Valve
    • Hydraulic Quick Coupler Lines
  • Electrical
    • Product Link PL243 (regulations apply)
    • Product Link PLE643 (regulations apply)
  • Guarding
    • Top Guard ISO 10262:1998 (Level II) (Cab)
    • Front Guard (Mesh) ISO 10262:1998 (Level I) (Cab)
    • Front Guard (Heavy Duty) ISO 10262:1998 (Level II) (Cab)
    • Front Guard (Mesh) ISO 10262:1998 (Level I) (Canopy)
    • Front Guard (Heavy Duty) ISO 10262:1998 (Level II) (Canopy)
  • Other
    • Bio Oil Capable
    • Eco Drain
    • Water Jacket Heater
    • Counterweight (242 kg/534 lb)
  • Operator Environment
    • Cab with Air Conditioning
    • Cab with Heater
    • No Travel Pedals and Hand Levers (optional in some regions)
    • Machine Security – Push to Start with Key Fob/Pass Code
    • LED Front Lights
    • LED Front and Rear Lights
    • LED Boom Light
    • Mirrors, Left, Right and Rear
    • Camera
    • Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
    • Next Generation Advanced Monitor
      – Touch Screen
      – Site Reference System
      – High Definition Camera Capable (IP68 and IP69K)
      – Numeric Security Code
    • Seat Belt Reminder System
    • Cat Grade with Advanced 2D
    • Cat Grade with 3D

Why Choose Louisiana Cat

We serve to build and power our community for a better future.

  • Provide a safe & meaningful work environment
  • Deliver innovative solutions through our expertise
  • Committed to the long-term growth and success of our employees and customers
  • Grow our business profitably

YOU MIGHT ALSO BE INTERESTED IN