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.
- Technical Specs
- Standard Equipment
- Optional Equipment
- Engine Model
- Cat C1.3
- Net Power
- 23.5 hp
- Gross Power – ISO 14396
- 24.8 hp
- Bore
- 3.1 in
- Stroke
- 3.5 in
- Displacement
- 77 in3
- Gross Power
- 24.8 hp
- Rated Net Power @ 2,400 rpm – ISO 9249/EEC 80/1269
- 23.5 hp
- Operating Weight with Cab
- 7782 lb
- Operating Weight with Canopy
- 7297 lb
- Note
- Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
- Travel Speed – High
- 2.8 mph
- Travel Speed – Low
- 1.5 mph
- Max Traction Force – High Speed
- 3417 lb
- Max Traction Force – Low Speed
- 6946 lb
- Ground Pressure
- 4.6 psi
- Gradeability (maximum)
- 30°
- Pump Flow at 2,400 rpm
- 23.1 gal/min
- Operating Pressure – Equipment
- 3553 psi
- Operating Pressure – Travel
- 3553 psi
- Operating Pressure – Swing
- 2625 psi
- 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 – Stick (standard)
- 3731 lb
- Digging Force – Bucket
- 6384 lb
- Type
- Load Sensing Hydraulics with Variable Displacement Piston Pump
- Machine Swing Speed
- 9 rpm
- Boom Swing – Left*
- 80°
- Note
- *Automatic swing brake, spring applied, hydraulic release.
- Boom Swing – Right
- 50°
- Width
- 60 in
- Height
- 13 in
- Dig Depth
- 19 in
- Lift Height
- 16 in
- Cooling System
- 1.2 gal
- Engine Oil
- 1.5 gal
- Hydraulic Tank
- 12.4 gal
- Fuel Tank
- 11.8 gal
- Hydraulic System
- 17.2 gal
- Dig Depth
- 108 in
- Vertical Wall
- 77 in
- Maximum Reach at Ground Level
- 189 in
- Maximum Reach
- 195 in
- Maximum Dig Height
- 178 in
- Maximum Dump Clearance
- 124 in
- Boom In Reach
- 83 in
- Tail Swing
- 35 in
- Maximum Blade Height
- 16 in
- Maximum Blade Depth
- 19 in
- Boom Height in Shipping Position
- 63 in
- O/A Shipping Height
- 98 in
- Swing Bearing Height
- 22 in
- O/A Undercarriage Length
- 87 in
- O/A Shipping Length
- 176 in
- Boom Swing Right
- 32 in
- Boom Swing Left
- 24 in
- Track Belt/Shoe Width
- 12 in
- O/A Track Width
- 60 in
- Number of Carrier Rollers
- 3
- Number of Track Rollers
- 3
- Track Roller Type
- Double Flange
- Roll Over Protective Structure (ROPS)
- ISO 12117-2
- Tip Over Protective Structure (TOPS)
- ISO 12117
- Top Guard
- ISO 10262 (Level I)
- 1-way and 2-way (combined function) auxiliary hydraulic lines
- Adjustable armrests
- Alternator
- Automatic swing park brake
- Automatic two speed travel
- Auxiliary line quick disconnects
- Boom cylinder guard
- Cab mounted work light
- Canopy with Top Guard ISO 10262 (Level 1), ROPS ISO 12117-2 and TOPS ISO 12117
- Coat hook
- Cup holder
- Control pattern changer
- Dozer blade with float function
- Foot travel pedals
- Gauges or indicators for fuel level engine coolant temperature, hour meter, engine oil pressure, air cleaner, alternator and glow plugs, service interval
- Horn
- Hydraulic oil cooler
- Lifting eye on bucket linkage (standard equipment for all regions except Europe)
- Lockable storage box
- Low maintenance linkage pin joints
- Maintenance free battery
- Rubber track
- Retractable seatbelt
- Standard stick
- Suspension seat, vinyl covered
- “Thumb ready” sticks
- Travel alarm (optional in Europe)
- Beacon socket for canopy machines
- Boom mounted light
- Cab, Top Guard ISO 10262 (Level 1), ROPS ISO 12117-2 and TOPS ISO 12117
- High back suspension seat, fabric covered
- Mechanical quick coupler
- Mirrors for cab and canopy
- Steel track