Excavators

The Cat® 308E2 CR Mini Hydraulic Excavator delivers high performance, durability and versatility in a compact design to help you work in a variety of applications.

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Specification Summary

Engine Model
Cat® C3.3B
Net Power
65.0 hp
Operating Weight
18519.0 lb
Operating Weight with Cab
18519.0 lb
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Engine

Engine Model
Cat® C3.3B
Net Power
65.0 hp
Bore
3.7 in
Displacement
203.2 in3
Gross Power (ISO 14396)
66.6 hp
Net Power (ISO 9249)
65.0 hp
Rated Net Power @ 2,400 rpm (ISO 9249/EEC 80/1269)
65.0 hp
Stroke
4.7 in
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.

Weights

Operating Weight
18519.0 lb
Operating Weight with Cab
18519.0 lb
Note
Weight with rubber tracks, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.
Note
Weight varies depending on machine configuration.

Travel System

Ground Pressure
5.26 psi
Gradeability (maximum)
30°
Maximum Traction Force – High Speed
8408 lb
Maximum Traction Force – Low Speed
14500 lb
Travel Speed – High
3.17 mph
Travel Speed – Low
1.74 mph
Note
Each track is driven by one independent 2-speed motor.
Note
Drive modules are integrated into the roller frame for total protection.
Note
Straight line travel when tracking and operating the front linkage simultaneously.

Hydraulic System

Digging Force – Stick (long)
7891.0 lb
Digging Force – Bucket
13534.0 lb
Digging Force – Stick (standard)
9015.0 lb
Auxiliary Circuit – Primary (186 bar/2,734 psi)
33.8 gal/min
Auxiliary Circuit – Secondary (174 bar/2,524 psi)
16.9 gal/min
Operating Pressure – Equipment
4061.0 psi
Operating Pressure – Swing
3481.0 psi
Operating Pressure – Travel
4061.0 psi
Pump Flow at 2,000 rpm
39.6 gal/min
Note
Load sensing hydraulics with variable displacement piston pump.

Swing System

Machine Swing Speed
11.0 rpm
Boom Swing – Right
50°
Boom Swing – Left
60°
Note
Automatic swing break, spring applied, hydraulic release.

Blade

Width
91.3 in
Height
17.7 in
Dig Depth
14.2 in
Lift Height
15.0 in

Service Refill Capacities

Cooling System
3.7 gal
Engine Oil
3.0 gal
Hydraulic Tank
21.7 gal
Fuel Tank
33.0 gal
Hydraulic System
24.8 gal

Operating Specifications

Counterweight
551.0 lb
Machine Overhang
11.0 in
Machine Overhang with Counterweight
16.0 in
Maximum Dig Depth
13.62 ft
Stick Length – Long
7.25 ft
Stick Length – Standard
5.50 ft

Cab

Average Exterior Sound Pressure
99 dB(A) ISO 6395 – Dynamic Test
Dynamic Operator Sound Pressure
70 dB(A) ISO 6396

Compact Radius

Work in the tightest spaces.

Operator Station

Superior comfort to keep you productive throughout the work day.

COMPASS Control Panel

Complete, Operational, Maintenance, Performance and Security System.

Performance and Controllability

Powerful digging combined with smooth responsive control.

Undercarriage

Excellent stability.

Engine and Serviceability

Superior power with easy access and minimal maintenance requirements keep you working.

Work Tools

Matched to meet your application needs.