Engine ModelCat C1.3
Net Power23.5 HP (17.5 kW)
Operating Weight - With Cab7782 lb (3530 kg)
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.


-Engine ModelCat C1.3
-Net Power23.5 HP (17.5 kW)
-Operating Weight - With Cab7782 lb (3530 kg)
-Gross Power24.8 HP (18.5 kW)
-Machine Swing Speed9 r/min (9 r/min)
-Width60 in (1550 mm)
-Height13 in (335 mm)
-Dig Depth19 in (472 mm)
-Lift Height16 in (402 mm)
-Ground Pressure4.6 psi (32.2 kPa)
-Maximum Dump Clearance124 in (3150 mm)
-Maximum Blade Height16 in (402 mm)
-Maximum Dig Height178 in (4530 mm)
-Boom Swing - Right32 in (825 mm)
-Boom Height - Shipping Position63 in (1590 mm)
-Boom In Reach83 in (2110 mm)
-Boom Swing - Left24 in (610 mm)
-Dig Depth108 in (2750 mm)
-Maximum Blade Depth19 in (472 mm)
-Maximum Reach - Ground Level189 in (4810 mm)
-Gradeability - Maximum30°
-TypeLoad Sensing Hydraulics with Variable Displacement Piston Pump
-Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/126923.5 HP (17.5 kW)
-Number of Carrier Rollers3
-Number of Track Rollers3
-NoteWeight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
-Track Roller TypeDouble Flange
-Vertical Wall77 in (1960 mm)
-Track Belt/Shoe Width12 in (300 mm)
-O/A Shipping Length176 in (4470 mm)
-O/A Shipping Height98 in (2500 mm)
-Top GuardISO 10262 (Level I)
-O/A Track Width60 in (1550 mm)
-O/A Undercarriage Length87 in (2210 mm)
-Tail Swing35 in (890 mm)
-Swing Bearing - Height22 in (565 mm)
-Maximum Reach195 in (4950 mm)
-Hydraulic System17.2 gal (US) (65 l)
-Travel Speed - Low1.5 mile/h (2.4 km/h)
-Travel Speed - High2.8 mile/h (4.5 km/h)
-Auxiliary Circuit - Primary (186 bar/2,734 psi)15.9 gal/min (60 l/min)
-Auxiliary Circuit - Secondary (174 bar/2,524 psi)7.1 gal/min (27 l/min)
-Digging Force - Bucket6384 lb (28.4 kN)
-Maximum Traction Force - Low Speed6946 lb (30.9 kN)
-Maximum Traction Force - High Speed3417 lb (15.2 kN)
-Operating Weight - With Canopy7297 lb (3310 kg)
-Gross Power - ISO 1439624.8 HP (18.5 kW)
-Bore3.1 in (78 mm)
-Displacement77 in³ (1.26 l)
-Stroke3.5 in (88 mm)
-Digging Force - Stick - Standard3731 lb (16.6 kN)
-Operating Pressure - Equipment3553 psi (245 bar)
-Engine Oil1.5 gal (US) (5.7 l)
-Cooling System1.2 gal (US) (4.7 l)
-Fuel Tank11.8 gal (US) (45 l)
-Hydraulic Tank12.4 gal (US) (47 l)
-Roll Over Protective Structure (ROPS)ISO 12117-2
-Note*Automatic swing brake, spring applied, hydraulic release.
-Boom Swing - Right50°
-Operating Pressure - Swing2625 psi (181 bar)
-Operating Pressure - Travel3553 psi (245 bar)
-Pump Flow at 2,400 rpm23.1 gal/min (87.6 l/min)
-Boom Swing - Left*80°
-Tip Over Protective Structure (TOPS)ISO 12117

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