Caterpillar is pleased to announce the introduction of the 300.9D sub 3 tonnemini 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.

Operational Data
Digging Force - Bucket 2000 lb
Digging Force - Stick 1011 lb
Operating Weight - With Safety Frame 2170 lb
Operating Weight - Without Safety Frame 2061 lb

Engine Model Yanmar 31NV70
Net Power 13 HP
Rated Speed 2100 r/min
Battery 12 V, 20 Amp
Diesel Tank Volume 2.64 gal (US)
Displacement 52 in³
Flywheel Output ISO 13 HP
Gross Power - ISO 14396 18 HP
Make/Type Yanmar 31NV70
Maximum Engine Output 18 HP
Type Water cooled model 3-cylinder diesel engine

Operating Weight - With Safety Frame 2170 lb
Operating Weight - Without Safety Frame 2061 lb
Operating Weight 2061 lb

Boom Swing Angle - Left 55 °
Boom Swing Angle - Right 56 °
Height - With ROPS Safety Frame Folded Down 4.94 ft
Height - With ROPS Safety Frame Unfolded 7.47 ft
Length - Undercarriage 4 ft
Maximum Dig Height 9.39 ft
Maximum Digging Depth 5.68 ft
Maximum Dozer Dig Depth 7 in
Maximum Dozer Lift Height 8 in
Maximum Dump Height 6.68 ft
Maximum Reach 10.09 ft
Maximum Reach - Ground Level 9.92 ft
Maximum Vertical Dig Depth 4.43 ft
Minimum Front Linkage Swing Radius 3.77 ft
Tail Swing Radius 2.41 ft
Track Width 7 in
Transport Length - Arm Lowered 9 ft
Undercarriage Width - Extended 2.83 ft
Undercarriage Width - Retracted 2.33 ft
Width 2.4 ft

Hydraulic System
Pumps 2 gear pumps
Discharge Capacity 11.4 + 11.4 L/min (3 + 3 gal/min)
Hydraulic Tank Capacity 3.7 gal (US)
Operating Pressure Pivot 1015 psi
Operating Pressure for the Work and Travel Hydraulics 2466 psi

Chassis and Swivel Gear
Gradeability 30°/58%
Ground Clearance 5 in
Ground Pressure 3.5 psi
Machine Swing Speed 8 r/min
Number of Rollers - Each Side 2
Track Width 7 in
Travel Speed 1.12 mile/h

Operating Specifications
Machine Overhang 12.5 in
Stick Length - Standard 34.8 in

Dozer Blade
Dig Depth 7 in
Height 8 in
Lift Height 8 in
Width 28 in

Noise Emissions
Sound Power Level (LWA) (to 2000/14/EG) 93 dB(A)

Compact Dimensions

Performance and Durability

User Friendly Operation

Customer Support

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