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Excavators

305E2 CR Mini Hydraulic Excavator

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  • Engine Model
    Cat® C2.4
  • Net Power
    40.2 HP
  • Net Power
    40.2 hp
  • Engine Model
    Cat C2.4
Engine
Engine Model
Cat® C2.4
Net Power
40.2 HP
Net Power
40.2 hp
Engine Model
Cat C2.4
Rated Net Power
40.2 hp
Net Power
40.2 HP
Note
The Cat C2.4 meets U.S. EPA Tier 4 Final emission standards for North America, EU Stage V emission standards for Europe and Tier 4 Interim emission standards for all other regions.
Bore
3.4 in
Stroke
4 in
Displacement
146 in3
Bore
3.4 in
Displacement
146 in³
Stroke
4 in
Gross Power
41.8 hp
Emissions
Meets U.S. EPA Tier 4 Final/EU Stage IIIA emission standards.
Emissions
Meets U.S. EPA Tier 4 Final/EU Stage IIIA emission standards.
Gross Power
41.8 HP
Weights*
Operating Weight
11443 lb
Weight
10970 lb
Weight
10970 lb
Weight
11069 lb
Weight
11334 lb
Weight
11443 lb
Note
*Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Weight
11334 lb
Weight
11069 lb
Travel System
Travel Speed
2.7 mph
Travel Speed
1.7 mph
Maximum Traction Force
5418 lb
Maximum Traction Force
10161 lb
Travel Speed
2.7 mile/h
Travel Speed
1.7 mile/h
Ground Pressure
4.3 psi
Ground Pressure
4.4 psi
Gradeability
30°
Gradeability
30°
Ground Pressure
4.3 psi
Hydraulic System
Pump Flow at 2
39.6 gal/min
Auxiliary Circuit
21.1 gal/min
Auxiliary Circuit
6.6 gal/min
Operating Pressure
3553 psi
Operating Pressure
3553 psi
Operating Pressure
3132 psi
Digging Force
5550 lb
Digging Force
4788 lb
Auxiliary Circuit
21.1 gal/min
Auxiliary Circuit
6.6 gal/min
Pump Flow at 2
39.6 gal/min
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Maximum Auxiliary Circuit
6.6 gal/min
Maximum Auxiliary Circuit
21.1 gal/min
Maximum Auxiliary Circuit
3553 psi
Maximum Auxiliary Circuit
3553 psi
Digging Force
10050 lb
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force
10050 lb
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Swing System
Machine Swing Speed
10 rpm
Machine Swing Speed
10 r/min
Boom Swing
80°
Boom Swing
60°
Boom Swing
50°
Boom Swing
60°
Boom Swing
80°
Boom Swing
50°
Note
*Automatic swing brake, spring applied, hydraulic release.
Note
*Automatic swing brake, spring applied, hydraulic release.
Blade
Width
78.0 in
Width
78 in
Height
14.8 in
Dig Depth
21.9 in
Lift Height
15.9 in
Service Refill Capacities
Cooling System
2.8 gal
Cooling System
2.8 gal (US)
Engine Oil
2.5 gal
Engine Oil
2.5 gal (US)
Hydraulic Tank
18 gal
Hydraulic Tank
18 gal (US)
Fuel Tank
16.6 gal
Fuel Tank
16.6 gal (US)
Hydraulic System
20.6 gal
Hydraulic System
20.6 gal (US)
Dimensions - Long Stick
Dig Depth
144 in
Vertical Wall
104 in
Maximum Reach
229 in
Maximum Reach
235 in
Maximum Dig Height
214 in
Maximum Dump Clearance
154 in
Boom In Reach
100 in
Tail Swing
43 in
Maximum Blade Height
16 in
Maximum Blade Depth
22 in
Boom Height
85 in
O
100 in
Swing Bearing
24 in
O
102 in
O
208 in
Boom Swing
31 in
Boom Swing
27 in
Track Belt
16 in
O
78 in
Operating Specifications
Stick Length
52 in
Stick Length
67 in
Stick Length
52 in
Cab
Dynamic Operator Sound Pressure Level
81 dB(A)
Exterior Sound Power Level
96 dB(A)
Note
*European Union Directive “2000/14/EC”
Certification – Cab and Canopy
Roll Over Protective Structure
ISO 12117-2
Tip Over Protective Structure
ISO 12117
Top Guard
ISO 10262 (Level I)
Undercarriage
Number of Carrier Rollers
3
Number of Track Rollers
3
Track Roller Type
Triple Flange
Number of Carrier Rollers
1
Number of Track Rollers
4
Track Roller Type
Center Flange
Lift Capacities at Ground Level - Lift Point Radius: 3000 mm (9'8”)
Blade Down
5159 lb
Blade Up
3197 lb
Blade Down
2646 in
Blade Up
2359 in
Lift Capacities at Ground Level - Lift Point Radius: 4000 mm (13'1”)
Blade Down
2778 lb
Blade Up
1676 lb
Blade Down
1411 lb
Blade Up
1257 lb
Dimensions – Standard Stick
Dig Depth
129 in
Vertical Wall
91 in
Maximum Reach at Ground Level
210 in
Maximum Reach
220 in
Maximum Dig Height
207 in
Maximum Dump Clearance
129 in
Boom In Reach
93 in
Maximum Blade Height
16 in
Maximum Blade Depth
22 in
Boom Height in Shipping Position
69 in
O
100 in
Swing Bearing Height
24 in
O
102 in
O
204 in
Track Belt
16 in
O
78 in
Dimensions - Standard Stick
Tail Swing
43 in
Boom Swing
31 in
Boom Swing
27 in
Boom Height
69 in
Boom In Reach
93 in
Dig Depth
129 in
Maximum Blade Depth
22 in
Maximum Blade Height
16 in
Maximum Dig Height
207 in
Maximum Dump Clearance
129 in
Maximum Reach
220 in
Maximum Reach
210 in
O
100 in
O
204 in
O
78 in
O
102 in
Swing Bearing
24 in
Track Belt
16 in
Vertical Wall
91 in
Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.4 metric tonnes.
Certification - Cab and Canopy
Roll Over Protective Structure
ISO 12117-2
Tip Over Protective Structure
ISO 12117
Top Guard
ISO 10262 (Level I)
  • ENGINE
    • Cat C2.4 diesel engine (meets U.S. EPA Tier 4 Final emission standards for North America, EU Stage V emission standards for Europe and Tier 4 Interim emission standards for all other regions)
    • Automatic engine idle
    • Automatic engine shut-off
    • Automatic two speed travel
    • Diesel Particulate Filter (North America only)
    • Diesel Oxidation Catalyst (North America only)
    • Fuel and water separator
    • Power on demand
  • HYDRAULIC SYSTEM
    • 1-way and 2-way (combined function)
    • Accumulator
    • Automatic swing parking brake
    • Auxiliary hydraulic lines
    • Adjustable auxiliary relief
    • Auxiliary line quick disconnects
    • Cat interlock system: hydraulic lockout
    • Continuous auxiliary flow
    • Ecology drain
    • Hydraulic oil cooler
    • High definition hydraulics
    • Load sensing/flow sharing
  • OPERATOR ENVIRONMENT
    • 100% pilot control ergonomic joysticks
    • Adjustable armrests
    • COMPASS: complete, operation, maintenance, performance and security system
      • Multiple languages
    • Cup holder
    • Hydraulic neutral lockout bar
    • Literature holder
    • Pattern changer (optional in Europe)
    • Site reference system: leveling
    • Tool storage area
    • Travel control pedals with hand levers
    • Washable floor mat
  • UNDERCARRIAGE
    • Dozer blade with float function
    • Track, rubber belt, 400 mm (16 in) width
    • Tie down eyes on track frame
    • Towing eye on base frame
  • FRONT LINKAGE
    • 200 degree bucket rotation
    • Certified lifting eye on bucket linkage (optional in Europe)
    • Front shovel capable
    • Thumb ready stick
  • ELECTRICAL
    • 12 volt electrical system
    • 60 ampere alternator
    • 650 CCA maintenance free battery
    • Fuse box
    • Ignition key start/stop switch
    • Slow blow fuse
    • Warning horn
  • LIGHTS AND MIRRORS
    • Boom light with time delay capability
  • SAFETY AND SECURITY
    • Anti-theft system (COMPASS)
    • Caterpillar Corporate “One Key” System
    • Door locks
    • Lockable fuel cap
    • Retractable seat belt
    • Roll Over Protective Structure (ROPS) (ISO 12117-2)
    • Tip Over Protective Structure (TOPS) (ISO 12117)
    • Top guard – ISO 10262 (Level 1)
    • Travel alarm (optional in Europe)
  • TECHNOLOGY
    • Product Link
  • ENGINE
    • Engine block heater
  • HYDRAULIC SYSTEM
    • Quick coupler lines
    • Boom lowering check valve
    • Stick lowering check valve
    • Secondary auxiliary hydraulic lines
  • OPERATOR ENVIRONMENT
    • Cab:
      • Air conditioning
      • Heat
      • High back suspension seat
      • Interior light
      • Interlocking front window system
      • Radio
      • Windshield wiper
  • UNDERCARRIAGE
    • Power angle blade
    • Track, double grouser (steel), 400 mm (16 in)
    • Track, double grouser (steel) with rubber pad, 400 mm (16 in)
  • FRONT LINKAGE
    • Quick coupler: manual or hydraulic
    • Thumb
    • Buckets
    • Full range of performance matched work tools
      • Auger, hammer, ripper
  • LIGHTS AND MIRRORS
    • Light, cab with time delay capability
    • Mirror, canopy right
    • Mirror, canopy left
    • Mirror, cab rear
  • SAFETY AND SECURITY
    • Battery disconnect
    • Beacon socket
    • Front wire mesh guard
    • Rearview camera
    • Vandal guard