New CAT Equipment

303E CR Mini Hydraulic Excavator

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.

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Product Specs

Engine

Net Power 23.5 HP
Engine Model Cat C1.3
Gross Power - ISO 14396 24.8 HP
Note Cat C1.3 engine meets U.S. EPA Tier 4 Final/EU Stage V emission standards.
Stroke 3.5 in
Bore 3.1 in
Displacement 77 in³
Gross Power 24.8 HP
Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269 23.5 HP

Weights

Operating Weight - With Cab 7204 lb
Operating Weight - With Canopy 6721 lb
Note Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.

Travel System

Maximum Traction Force - Low Speed 6947 lbf
Travel Speed - High 2.8 mile/h
Travel Speed - Low 1.5 mile/h
Maximum Traction Force - High Speed 3417 lbf
Ground Pressure - Cab Standard Stick 4.7 psi
Ground Pressure - Cab Long Stick 4.8 psi
Ground Pressure with Canopy - Long Stick, Optional Counterweight 4.9 psi
Ground Pressure - Canopy Standard Stick 4.4 psi
Gradeability - Continuous Operation 20°
Ground Pressure - Canopy Long Stick 4.5 psi
Ground Pressure with Canopy - Standard Stick, Optional Counterweight 4.8 psi
Ground Pressure with Cab - Standard Stick, Optional Counterweight 5.1 psi
Gradeability (< 10 minutes Operation) 30°
Ground Pressure with Cab - Long Stick, Optional Counterweight 5.2 psi

Hydraulic System

Operating Pressure - Swing 2625 psi
Digging Force - Bucket 6385 lbf
Pump Flow at 2,400 rpm 23.1 gal/min
Operating Pressure - Travel 3553 psi
Digging Force - Stick - Standard 3732 lbf
Operating Pressure - Equipment 3553 psi
Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Auxiliary Circuit - Secondary (174 bar/2,523 psi) 7.1 gal/min
Digging Force - Stick - Long 3327 lbf
Auxiliary Circuit - Primary (186 bar/2,697 psi) 15.9 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.

Blade

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

Service Refill Capacities

Engine Oil 1.5 gal (US)
Fuel Tank 11.9 gal (US)
Hydraulic Tank 12.4 gal (US)
Cooling System 1.2 gal (US)
Hydraulic System 17.2 gal (US)

Undercarriage

Number of Carrier Rollers 1
Track Roller Type Center Flange
Number of Track Rollers 4

Certification - Cab and Canopy

Top Guard ISO 10262:1998 (Level I)
Roll Over Protective Structure (ROPS) ISO 12117-2:2008
Tip Over Protective Structure (TOPS) ISO 12117:1997

Dimensions (Approximate) - Long Stick

Dig Depth 117 in
Maximum Reach 198 in
Track Belt/Shoe Width 12 in
Overall Undercarriage Length 82 in
Overall Shipping Height 98 in
Maximum Reach - Ground Level 193 in
Tail Swing 31 in
Vertical Wall 69 in
Boom In Reach 79 in
Maximum Dig Height 167 in
Boom Swing Right 32 in
Maximum Blade Depth 19 in
Tail Swing with Extra Counterweight 35 in
Maximum Blade Height 16 in
Overall Track Width 61 in
Swing Bearing Height 22 in
Boom Height in Shipping Position 63 in
Boom Swing Left 24 in
Maximum Dump Clearance 117 in
Overall Shipping Length 198 in

Lift Capacities at Ground Level* - Lift Point Radius: 3000 mm (9'8")

Blade Down - Side 1191 lb
Blade Down - Front 2580 lb
Blade Up - Side 1080 lb
Blade Up - Front 1433 lb
Note *The above loads are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included on this chart. Lifting capacities are for machine with cab, optional counterweight and standard stick.

Operating Specifications

Machine Overhang with Counterweight 5 in
Machine Overhang 0 in
Stick Length - Long 61 in
Stick Length - Standard 50 in

Lift Capacities at Ground Level* - Lift Point Radius: 4000 mm (13'1")

Blade Up - Side 662 lb
Blade Down - Front 1632 lb
Note *The above loads are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included on this chart. Lifting capacities are for machine with cab, optional counterweight and standard stick.
Blade Down - Side 750 lb
Blade Up - Front 904 lb

Dimensions (Approximate) - Standard Stick

Tail Swing 31 in
Maximum Dump Clearance 124 in
Track Belt/Shoe Width 12 in
Overall Track Width 60 in
Maximum Dig Height 178 in
Dig Depth 108 in
Overall Undercarriage Length 82 in
Boom Swing Left 24 in
Boom Swing Right 32 in
Tail Swing with Extra Counterweight 35 in
Maximum Blade Height 16 in
Maximum Blade Depth 19 in
Boom Height in Shipping Position 63 in
Swing Bearing Height 22 in
Maximum Reach 195 in
Overall Shipping Height 98 in
Vertical Wall 77 in
Overall Shipping Length 176 in
Maximum Reach - Ground Level 189 in
Boom In Reach 83 in

Weights*

Operating Weight with Canopy - Long Stick, Optional Counterweight 7400 lb
Operating Weight with Canopy - Long Stick 6813 lb
Operating Weight with Cab - Standard Stick 7204 lb
Operating Weight with Canopy - Standard Stick 6721 lb
Operating Weight with Cab - Standard Stick, Optional Counterweight 7790 lb
Operating Weight with Cab - Long Stick 7296 lb
Note *Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Operating Weight with Canopy - Standard Stick, Optional Counterweight 7307 lb
Operating Weight with Cab - Long Stick, Optional Counterweight 7883 lb