Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
The Caterpillar 303C CR Mini Excavator is a versatile machine designed for a wide range of excavation tasks. With a compact size and powerful engine, this excavator offers excellent digging depth and reach capabilities. Equipped with a Mitsubishi S3Q2 engine and advanced hydraulic system, this mini excavator delivers impressive performance and efficiency on the job site. Discover more about the specifications and features of the Caterpillar 303C CR below.
Blade Height | 13 in (33 cm) |
Blade Lift Height | 16 in (41 cm) |
Blade Width | 5 ft (2 m) |
Dig Depth | 18 in (46 cm) |
Max Cutting Height | 16 ft (5 m) |
Max Digging Depth | 10 ft (3 m) |
Max Loading Height | 12 ft (4 m) |
Max Reach Along Ground | 17 ft (5 m) |
Max Vertical Wall Digging Depth | 7 ft (2 m) |
Shipping Height of Unit | 8 ft (3 m) |
Shipping Length of Unit | 17 ft (5 m) |
Max Cutting Height | 17 ft (5 m) |
Max Digging Depth | 10 ft (3 m) |
Max Loading Height | 10 ft (3 m) |
Max Reach Along Ground | 18 ft (5 m) |
Max Vertical Wall Digging Depth | 8 ft (3 m) |
Shipping Height of Unit | 8 ft (3 m) |
Shipping Length of Unit | 16 ft (5 m) |
Ground Clearance | 1 ft (0 m) |
Height - Over Cab | 8 ft (2 m) |
Height - Top of Cab | 8 ft (2 m) |
Length of Track on Ground | 7 ft (2 m) |
Maximum Cutting Height - Long Stick | 17 ft (5 m) |
Maximum Cutting Height - Standard Stick | 16 ft (5 m) |
Maximum Digging Depth - Long Stick | 11 ft (3 m) |
Maximum Digging Depth - Standard Stick | 10 ft (3 m) |
Maximum Dump Height - Long Stick | 12 ft (4 m) |
Maximum Dump Height - Standard Stick | 12 ft (4 m) |
Maximum Horizontal Reach - Long Stick | 18 ft (5 m) |
Maximum Horizontal Reach - Standard Stick | 17 ft (5 m) |
Maximum Reach - Ground Level - Standard Stick | 17 ft (5 m) |
Maximum Vertical Dig Depth - Standard Stick | 7 ft (2 m) |
Removal Counterweight Clearance | 2 ft (1 m) |
Shipping Height | 8 ft (2 m) |
Shipping Length | 16 ft (5 m) |
Swing Radius - Rear | 3 ft (1 m) |
Tail Swing Radius | 3 ft (1 m) |
Track Gauge | 4 ft (1 m) |
Track Shoe Width | 1 ft (0 m) |
Transport Width | 5 ft (2 m) |
Width - Over Track | 5 ft (2 m) |
Width to Outside of Tracks | 5 ft (2 m) |
Bore | 4 in (9 cm) |
Displacement | 116 cu in (1,901 cu cm) |
Engine Model | Mitsubishi S3Q2 |
Gross Power | 31 hp (23 kw) |
Net Power | 30 hp (22 kw) |
Number of Cylinders | 3 |
Power Measured @ | 2300 rpm |
Stroke | 4 in (10 cm) |
Auxiliary Circuit - Primary (245 bar/3,553 psi) | 16 gpm (60 lpm) |
Digging Force - Bucket | 7,419 lbs (3,365 kg) |
Digging Force - Stick - Long | 3,799 lbs (1,723 kg) |
Digging Force - Stick - Standard | 4,249 lbs (1,927 kg) |
Operating Pressure - Equipment | 3553 psi |
Operating Pressure - Swing | 2495 psi |
Operating Pressure - Travel | 3553 psi |
Alternator Supplied Amperage | 50 amps |
Cooling System Fluid Capacity | 2 gal (6 l) |
Engine Oil Capacity | 2 gal (6 l) |
Fuel Capacity | 12 gal (45 l) |
Hydraulic Pump Flow Capacity | 23 gpm (88 lpm) |
Hydraulic System Fluid Capacity | 17 gal (65 l) |
Hydraulic System Relief Valve Pressure | 3553 psi |
Operating Voltage | 12 volts |
Operating Weight | 7,835 lbs (3,554 kg) |
Cooling System | 2 gal (6 l) |
Engine Oil | 2 gal (6 l) |
Fuel Tank | 12 gal (45 l) |
Hydraulic System | 17 gal (65 l) |
Hydraulic Tank | 10 gal (37 l) |
Swing Speed | 9 rpm |
Boom Swing - Left - With Stop | 55 degrees |
Boom Swing - Left - Without Stop | 80 degrees |
Boom Swing - Right | 50 degrees |
Machine Swing Speed | 9 rpm |
Maximum Traction Force - High Speed | 3,979 lbs (1,805 kg) |
Maximum Traction Force - Low Speed | 7,508 lbs (3,406 kg) |
Travel Speed - High | 3 mph (5 kph) |
Travel Speed - Low | 2 mph (3 kph) |
Max Travel Speed | 5 mph (7 kph) |
Shoe Size | 12 in (30 cm) |
Operating Weight | 7,573 lbs (3,435 kg) |
Operating Weight - With Cab | 7,835 lbs (3,554 kg) |