303E CR

The Cat® 303E CR Mini Hydraulic Excavator delivers high performance, durability and versatility in a compact design to help you work in a variety of applications.

Engine Model Cat C1.3
Net Power 23.5 HP
Gross Power - ISO 14396 24.8 HP

Operating Weight - With Cab 7782 lb
Operating Weight - With Canopy 7297 lb

Bore 3.1 in
Displacement 77 in³
Stroke 3.5 in

Travel System
Maximum Traction Force - High Speed 3417 lb
Maximum Traction Force - Low Speed 6946 lb
Travel Speed - High 2.8 mile/h
Travel Speed - Low 1.5 mile/h

Hydraulic System
Auxiliary Circuit - Primary (186 bar/2,734 psi) 15.9 gal/min
Auxiliary Circuit - Secondary (174 bar/2,524 psi) 7.1 gal/min
Digging Force - Bucket 6384 lb
Digging Force - Stick - Standard 3731 lb
Operating Pressure - Equipment 3553 psi
Operating Pressure - Swing 2625 psi
Operating Pressure - Travel 3553 psi
Pump Flow at 2,400 rpm 23.1 gal/min

Swing System
Machine Swing Speed 9 r/min
Boom Swing - Left* 80°
Boom Swing - Right 50°
Note *Automatic swing brake, spring applied, hydraulic release.

Width 60 in
Height 13 in
Dig Depth 19 in
Lift Height 16 in

Service Refill Capacities
Cooling System 1.2 gal (US)
Engine Oil 1.5 gal (US)
Fuel Tank 11.8 gal (US)
Hydraulic System 17.2 gal (US)
Hydraulic Tank 12.4 gal (US)

Gross Power 24.8 HP

Travel System
Ground Pressure 4.6 psi

Certification - Cab and Canopy
Roll Over Protective Structure (ROPS) ISO 12117-2
Tip Over Protective Structure (TOPS) ISO 12117
Top Guard ISO 10262 (Level I)

Dimensions (Approximate)
Boom Height - Shipping Position 63 in
Boom In Reach 83 in
Boom Swing - Left 24 in
Boom Swing - Right 32 in
Dig Depth 108 in
Maximum Blade Depth 19 in
Maximum Blade Height 16 in
Maximum Dig Height 178 in
Maximum Dump Clearance 124 in
Maximum Reach 195 in
Maximum Reach - Ground Level 189 in
O/A Shipping Height 98 in
O/A Shipping Length 176 in
O/A Track Width 60 in
O/A Undercarriage Length 87 in
Swing Bearing - Height 22 in
Tail Swing 35 in
Track Belt/Shoe Width 12 in
Vertical Wall 77 in

Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269 23.5 HP

Hydraulic System
Type Load Sensing Hydraulics with Variable Displacement Piston Pump

Travel System
Gradeability - Maximum 30°

Number of Carrier Rollers 3
Number of Track Rollers 3
Track Roller Type Double Flange

Note Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.

Solid Performance in a Small Package

Productivity and Durability

Superior Operating Experience

Simple Service and Maintenance Access

Unmatched Support and Solutions

Feel free to ask a question or share a comment about the information on this page.

To help us answer your question or respond to your comment, please enter your email address.