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300.9D Mini Hydraulic Excavator

Caterpillar is pleased to announce the introduction of the 300.9D sub 3 ton mini excavator machine. The 300.9D expands the Cat® Mini Excavator offering. Most notably, the new 300.9D sub 1 tonne class provides customers with a lower cost unit for entrance into MHE ownership.

Net Power
13 HP
Operating Weight
2061 lb
Dig Depth
68 in
Engine Model
Yanmar 31NV70
Battery 12 V, 20 Amp
Diesel Tank Volume 2.64gal (US)
Displacement 52in³
Emissions Meets U.S. EPA Tier 4 Final/EU Stage V emission standards.
Engine Model Yanmar 31NV70
Flywheel Output ISO 13HP
Gross Power - ISO 14396 18HP
Make/Type Yanmar 31NV70
Maximum Engine Output 18HP
Net Power 13HP
Rated Speed 2100r/min
Type Water cooled model 3-cylinder diesel engine
Operating Weight 2061lb
Operating Weight - With Safety Frame 2170lb
Operating Weight - Without Safety Frame 2061lb
Boom Swing Angle - Left 55°
Boom Swing Angle - Right 56°
Dig Depth 68in
Height - With ROPS Safety Frame Folded Down 4.94ft
Height - With ROPS Safety Frame Unfolded 7.47ft
Length - Undercarriage 4ft
Maximum Dig Height 9.39ft
Maximum Dozer Dig Depth 7in
Maximum Dozer Lift Height 8in
Maximum Dump Height 6.68ft
Maximum Reach 10.09ft
Maximum Reach - Ground Level 9.92ft
Maximum Vertical Dig Depth 4.43ft
Minimum Front Linkage Swing Radius 3.77ft
Tail Swing Radius 2.41ft
Track Width 7in
Transport Length - Arm Lowered 9ft
Undercarriage Width - Extended 2.83ft
Undercarriage Width - Retracted 2.33ft
Width 2.4ft
Discharge Capacity 11.4 + 11.4 L/min (3 + 3 gal/min)
Hydraulic Tank Capacity 3.7gal (US)
Operating Pressure Pivot 1015psi
Operating Pressure for the Work and Travel Hydraulics 2466psi
Pumps 2 gear pumps
Digging Force - Bucket 2000lb
Digging Force - Stick 1011lb
Operating Weight - With Safety Frame 2170lb
Operating Weight - Without Safety Frame 2061lb
Gradeability 30°/58%
Ground Clearance 5in
Ground Pressure 3.5psi
Machine Swing Speed 8r/min
Number of Rollers - Each Side 2
Track Width 7in
Travel Speed 1.12mile/h
Machine Overhang 12.5in
Stick Length - Standard 34.8in
Dig Depth 7in
Height 8in
Lift Height 8in
Width 28in
Sound Power Level (LWA) (to 2000/14/EG) 93dB(A)
*This estimate is for the base rental charge only. Other fees and charges may apply and will be calculated at the time of rental. Does not include delivery fees.
*Images are for general reference only. Individual product models may vary. Please consult with your dealer to verify machine configuration.