CAT 308E2 CR Mini Hydraulic Excavator

CAT 308E2 CR Mini Hydraulic Excavator

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Engine ModelCat® C3.3B
Net Power65.0 HP
Bore3.7 in
Displacement203.2 in³
Gross Power - ISO 1439666.6 HP
Net Power - ISO 924965.0 HP
Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/126965.0 HP
Stroke4.7 in
EmissionsMeets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.



Operating Weight18519.0 lb
Operating Weight - With Cab18519.0 lb
Note (1)Weight with rubber tracks, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.
Note (2)Weight varies depending on machine configuration.


Travel System

Ground Pressure5.26 psi
Gradeability - Maximum30°
Maximum Traction Force - High Speed8408.0 lb
Maximum Traction Force - Low Speed14500.0 lb
Travel Speed - High3.17 mile/h
Travel Speed - Low1.74 mile/h
Note (1)Each track is driven by one independent 2-speed motor.
Note (2)Drive modules are integrated into the roller frame for total protection.
Note (3)Straight line travel when tracking and operating the front linkage simultaneously.


Hydraulic System

Auxiliary Circuit - Primary (280 bar/4,061 psi)33.8 gal/min
Auxiliary Circuit - Secondary (280 bar/4,061 psi)16.9 gal/min
Digging Force - Bucket13534.0 lb
Digging Force - Stick - Long7891.0 lb
Digging Force - Stick - Standard9015.0 lb
Operating Pressure - Equipment4061.0 psi
Operating Pressure - Swing3481.0 psi
Operating Pressure - Travel4061.0 psi
Pump Flow at 2,000 rpm39.6 gal/min
NoteLoad sensing hydraulics with variable displacement piston pump.


Swing System

Machine Swing Speed11.0 r/min
Boom Swing - Left60°
Boom Swing - Right50°
NoteAutomatic swing break, spring applied, hydraulic release.



Width91.3 in
Height17.7 in
Dig Depth14.2 in
Lift Height15.0 in


Service Refill Capacities

Cooling System3.7 gal (US)
Engine Oil3.0 gal (US)
Hydraulic Tank21.7 gal (US)
Fuel Tank33.0 gal (US)
Hydraulic System24.8 gal (US)


Operating Specifications

Counterweight551.0 lb
Machine Overhang11.0 in
Machine Overhang with Counterweight16.0 in
Maximum Dig Depth13.62 ft
Stick Length - Long7.25 ft
Stick Length - Standard5.5 ft


Average Exterior Sound Pressure99 dB(A) ISO 6395 – Dynamic Test
Dynamic Operator Sound Pressure70 dB(A) ISO 6396


Air Conditioning System

Air ConditioningThe air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.3 kg (2.9 lb) of refrigerant which has a CO2 equivalent of 1.9 metric tonnes (4,189 lb).