Exterior View
Interior View
Net Power

23.6 hp

Operating Weight

7817 lb

Dig Depth

116.1 in

303 CR Mini Hydraulic Excavator

ABOUT THE 303 CR

The Cat® 303 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

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COMPARE THE 303 CR TO OTHER Mini-excavators

Net Power
23.6hp
Engine Model
C1.1 Turbo
Displacement
69in³
Gross Power – 2,400 rpm – SAE J1995:2014
24.7hp
Bore
3in
Net Power – 2,400 rpm – ISO 9249, 80/1269/EEC
23.6hp
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Stroke
3.2in
Note
Advertised power is tested per the specified standard in effect at the time of manufacture.
Operating Weight
7817lb
Note (2)
**Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight.
EU: CE Plate Weight with Canopy***
6791lb
Minimum Operating Weight with Cab*
6924lb
EU: CE Plate Weight with Cab***
7012lb
Maximum Operating Weight with Cab**
7817lb
Note (1)
*Minimum Weight is based on fixed rubber tracks, operator, full fuel tank, standard stick, blade, bucket and no extra counterweight.
Minimum Operating Weight with Canopy*
6670lb
Note (3)
***CE Plate Weight is based on the most common EU configuration. Includes 75 kg (165 lb) operator and full fuel tank and excludes bucket.
Maximum Operating Weight with Canopy**
7552lb
Dig Depth
116.1in
Note
*Overall Shipping Length depends on blade position during shipment.
Tail Swing without Counterweight
30.5in
Maximum Blade Height
15.2in
Boom Swing – Left
25.2in
Vertical Wall
81.5in
Tail Swing with Counterweight
35in
Ground Clearance
12.2in
Boom Height – Shipping Position
75.6in
Track Belt/Shoe Width
11.8in
Maximum Reach
206.3in
Boom In Reach
74.2in
Boom Swing – Right
34.3in
Tail Swing
33.3in
Maximum Dump Clearance
130.3in
O/A Undercarriage Length
81.5in
O/A Shipping Height
97.6in
Track Width – Expanded
61in
Maximum Blade Depth
21.1in
Maximum Reach – Ground Level
201.2in
Stick Length
61.4in
Overall Shipping Length*
179.5in
Maximum Dig Height
183.1in
Swing Bearing – Height
22.4in
Height
13.8in
Width
61in
Digging Force – Stick – Long
3327lbf
Auxiliary Circuit – Primary – Flow
17gal/min
Auxiliary Circuit – Secondary – Pressure
3553psi
Operating Pressure – Swing
2553psi
Pump Flow at 2,400 rpm
26gal/min
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force – Stick – Standard
3732lbf
Operating Pressure – Travel
3553psi
Digging Force – Bucket
6385lbf
Operating Pressure – Equipment
3553psi
Auxiliary Circuit – Primary – Pressure
3553psi
Auxiliary Circuit – Secondary – Flow
7gal/min
Note
* Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Stick Length
49.6in
Note
*Overall Shipping Length depends on blade position during shipment.
Tail Swing with Extra Counterweight
35in
Ground Clearance
12.2in
Maximum Blade Depth
21.1in
Tail Swing without Counterweight
30.5in
Maximum Dig Height
177.6in
O/A Undercarriage Length
81.5in
Boom Height – Shipping Position
63in
Vertical Wall
71.7in
Overall Shipping Length*
177.6in
Boom Swing – Left
25.2in
O/A Shipping Height
97.6in
Track Shoe Width
61in
Boom Swing – Right
34.3in
Swing Bearing – Height
22.4in
Tail Swing
33.3in
Maximum Blade Height
15.2in
Dig Depth
104.3in
Maximum Dump Clearance
124.8in
Maximum Reach – Ground Level
190.2in
Maximum Reach
196.1in
Track Belt/Shoe Width
11.8in
Boom In Reach
68.9in
Recyclability
95%
Counterweight
221lb
Cab
254lb
Extra Counterweight
551lb
Steel Tracks
276lb
Long Stick
55lb
Operator Sound Pressure (ISO 6396:2008)
78dB(A)
Average Exterior Sound Pressure (ISO 6395:2008)
94dB(A)
Note
European Union Directive “2000/14/EC”
Boom Swing – Left
75°
Boom Swing – Right
50°
Machine Swing Speed
9r/min
Gradeability – Maximum
30 degrees
Ground Pressure – Maximum Weight
4.7psi
Ground Pressure – Minimum Weight
4psi
Travel Speed – High
2.8mile/h
Maximum Traction Force – Low Speed
7059lbf
Travel Speed – Low
1.6mile/h
Maximum Traction Force – High Speed
3305lbf
Cooling System
1.1gal (US)
Hydraulic Tank
4.8gal (US)
Engine Oil
1.1gal (US)
Fuel Tank
11.9gal (US)
Hydraulic System
9.2gal (US)
Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
Top Guard
ISO 10262:1998 (Level I)
Tip Over Protective Structure (TOPS)
ISO 12117:1997
  • Engine
    • Cat C1.1 Turbo Engine (U.S. EPA Tier 4 Final/EU Stage V)
    • Automatic Engine Idle
    • Automatic Engine Shutdown
    • Automatic Two Speed Travel
    • Fuel Water Separator
    • Power on Demand (not available in all regions)
    • Variable Displacement Piston Pump
    • Load Sensing/Flow Sharing Hydraulics
  • Hydraulics
    • Smart Tech Electronic Pump
    • Accumulator
    • Automatic Swing Brake
    • Auxiliary Hydraulic Lines
    • One and Two Way Auxiliary Flow
    • Continuous Auxiliary Flow
    • Auxiliary Line Quick Disconnects
  • Guarding
    • Top Guard ISO 10262:1998 Level I
  • Operator Environment
    • Tilt-up Canopy or Tilt-Up Cab
    • ROPS – ISO 12117-2:2008
    • TOPS – ISO 12117:1997
    • Next Generation Advanced Monitor
      – Touch Screen
      – Site Reference System
      – High Definition Camera Capable (IP68 and IP69K)
      – Numeric Security Code
    • Stick Steer Mode
    • Travel Cruise Control
    • Control Pattern Changer (optional in some regions)
    • Adjustable Wrist Rests
    • Washable Floor Mat
    • Travel Pedals and Hand Levers
    • Machine Security
    • Machine Security – Standard Key with Pass Code
    • Fabric Suspension Seat (Cab only)
    • Vinyl Suspension Seat (Canopy only)
    • Hydraulic Lockout – All Controls
    • Retractable High Visibility Seat Belt (75 mm/3 in)
    • Coat Hook
    • Cup Holder
    • Storage Pocket
    • Skylight
    • Mounting Bosses for Front
    • Signaling/Warning Horn
    • Interior Light (Cab only)
    • Boom Light, Halogen
    • Utility Space for Mobile Phone
    • Next Generation Color LCD Monitor (IP66)
      – Fuel Level and Coolant Temperature Gauges
      – Maintenance and Machine Monitoring
      – Performance and Machine Adjustments
      – Numeric Security Code
      – Multiple Languages
      – Hour Meter with Wake Up Switch
      – Jog Dial (cab only)
  • Undercarriage
    • Rubber Belt (300 mm/11.8 in wide)
    • Dozer Blade
    • Dozer Blade Float
    • Tie Downs on Track Frame
  • Boom, Stick And Linkages
    • One Piece Boom (2200 mm/86.6 in)
    • Standard Stick (1260 mm/49.6 in)
    • Front Shovel Capable – Hydraulic Coupler
    • Front Shovel Capable – Pin-On
    • Thumb Ready (not available in all regions)
    • Certified Lifting Eye (optional in some regions)
  • Electrical
    • 12 Volt Battery
    • Software (machine and monitor)
    • Maintenance Free Battery
    • Signaling/Warning Horn
    • 12 Volt Power Socket
  • Operator Environment
    • Cab with Air Conditioning
    • Cab with Heater
    • Control Pattern Changer (optional in some regions)
    • No Travel Pedals and Hand Levers
    • Machine Security – Push to Start with Key Fob/Pass Code
    • Vinyl Non-Suspension Seat (Canopy only)
    • LED Front Lights
    • LED Front and Rear Lights
    • LED Boom Light
    • Mirrors Left and Right
    • Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
    • Seat Belt Reminder System
  • Undercarriage
    • Steel Track (300 mm/11.8 in wide)
  • Boom, Stick And Linkages
    • Long Stick (1560 mm/61.4 in)
    • Front Shovel Capable – Dual Lock Manual Coupler
    • Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
    • 2nd Auxiliary Hydraulic Lines
    • Boom Lowering Check Valve
    • Stick Lowering Check Valve
    • Hydraulic Quick Coupler Lines (not available in all regions)
  • Electrical
    • Battery Disconnect
    • Product Link PL243 (regulations apply)
    • Product Link PLE643 (regulations apply)
    • Travel Alarm (standard in some regions)
  • Guarding
    • Polycarbonate Front Guard (ISO 10262:1998 Level I and EN356 P5A)
    • Polycarbonate Half Height Front Guard (Canopy only)
  • Other
    • Bio Oil Capable
    • Eco Drain
    • Water Jacket Heater

Why Choose Louisiana Cat

We serve to build and power our community for a better future.

  • Provide a safe & meaningful work environment
  • Deliver innovative solutions through our expertise
  • Committed to the long-term growth and success of our employees and customers
  • Grow our business profitably

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Terms and Conditions

Small Excavators Big Savings: Terms and Conditions

* Offer valid from October 1, 2024 through December 31, 2024 on new 313 through 317 Cat® excavators sold by participating Cat dealers to customers in the USA or Canada. Purchase must occur during offer period. Offer subject to machine availability and credit approval by Cat Financial. Not all customers will qualify. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

The Great Payback: Terms and Conditions

*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on select new Cat® machines listed in our Heavy Equipment Promotion page. Purchase must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The offered Cat Customer Value Agreement (CVA) includes 6 maintenance parts kits; S∙O∙SSM; and 36 month VisionLink® ConnectPro. The maintenance parts cover the first 3,000 hours^ (estimated 3 years) of machine utilization. Each kit contains one set of parts for regular planned maintenance under normal operating conditions. In some severe applications where maintenance parts need to be replaced more frequently, additional parts will be at customer’s expense. Offer excludes additional maintenance parts, dealer labor, wear parts, and fluids. Offer also includes a 36 month/5000 hour (whichever occurs first) Powertrain, Hydraulics and Technology Equipment Protection Plan (EPP). In some areas, EPP might be sold separately from the CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply. Contact your Cat dealer for details.

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Financing provided by Caterpillar Financial.
*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on purchases of new mini excavators, micro excavators, skid steer loaders, and compact track loaders sold by participating Cat dealers to customers in the USA or Canada. Purchases (both machine and CVA) and machine delivery must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The credit $500 USD for CVA purchase can only be applied toward the purchase of a qualifying Cat Customer Value Agreement (CVA). CVA must be at least 2yr/1000hr and must include 1-year Preventative Maintenance Parts Kit, TA1 annual Inspection, signed CVA contract, and Product LinkTM. Amount of CVA credit is the same for all models and cannot exceed the price of the qualifying CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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