Excavator Forum
Caterpillar CAT®303 CR Mini Hydraulic Excavator al Specifications - Printable Version

+- Excavator Forum (https://www.panswork.com)
+-- Forum: Diesel Power Talking (https://www.panswork.com/forum-1.html)
+--- Forum: Excavator Specifications (https://www.panswork.com/forum-55.html)
+--- Thread: Caterpillar CAT®303 CR Mini Hydraulic Excavator al Specifications (/thread-5156.html)



Caterpillar CAT®303 CR Mini Hydraulic Excavator al Specifications - MikePhua - 06-24-2025

The Caterpillar CAT®303 CR (Canopy Version) Mini Hydraulic Excavator is designed for efficient operation in confined spaces, making it ideal for urban construction, landscaping, and residential projects. This model offers excellent performance and exceptional fuel efficiency, handling various tasks with ease. The canopy version is designed to improve operator comfort and safety, especially for long-duration work. With a compact design and superior performance, the CAT®303 CR provides greater working range and enhanced digging capacity while maintaining flexibility in tight spaces.

Specifications:
  • Engine:
    • Brand: Caterpillar
    • Model: C1.1
    • Type: 3-cylinder water-cooled diesel engine
    • Maximum Output Power: 22.6 kW (30.3 HP) @ 2,400 rpm
    • Maximum Torque: 110 Nm @ 1,600 rpm
    • Emission Standard: EU Stage IIIB / EPA Tier 4 Final
  • Dimensions:
    • Overall Length: 5,185 mm
    • Overall Width: 1,980 mm
    • Overall Height: 2,460 mm
    • Wheelbase: 2,320 mm
    • Track Width: 400 mm
    • Ground Clearance: 250 mm
  • Performance:
    • Maximum Digging Depth: 3,310 mm
    • Maximum Digging Radius: 5,570 mm
    • Maximum Digging Height: 4,725 mm
    • Maximum Unloading Height: 3,230 mm
    • Maximum Bucket Digging Force: 17.5 kN
    • Maximum Arm Digging Force: 12.3 kN
  • Hydraulic System:
    • Main Pump Type: Load-sensing, variable displacement pump
    • Main Pump Flow: 2 x 45 L/min
    • Maximum Operating Pressure: 22.5 MPa
  • Fuel Efficiency:
    • Fuel Tank Capacity: 45 L
    • Hydraulic Oil Tank Capacity: 33 L
  • Operating Weight:
    • Operating Weight: 3,400 kg
  • Attachments:
    • Standard Bucket Capacity: 0.08 m³
    • Quick Coupler: Optional
  • Cab and Comfort Features:
    • Cabin: ROPS/FOPS certified canopy
    • Air Conditioning: Optional
    • Seat: High-back adjustable seat
    • Control System: Electric-controlled hydraulic joystick and foot pedals

Summary:
The Caterpillar CAT®303 CR (Canopy Version) Mini Hydraulic Excavator is a compact, efficient machine designed for high-precision operations in tight workspaces. Featuring a powerful engine, precise hydraulic system, and excellent fuel efficiency, the CAT®303 CR delivers superior performance for construction, landscaping, and pipeline installation tasks. The canopy version enhances operator comfort and safety, especially during extended work shifts. With its compact design and extended work range, the CAT®303 CR is the ideal solution for small job sites that require flexibility and efficiency in limited spaces.