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300.9D

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Overview

The Cat 300.9D Mini Excavator delivers power and performance in a compact size to help you work in the tightest applications. Its ability to fit through a narrow doorway makes it an excellent machine for indoor demolition work.

Operational Data

  • Operating Weight - Without Safety Frame 2061.0 lb 935.0 kg
  • Digging Force - Bucket 2000.0 lb 8.9 kN
  • Digging Force - Stick 1011.0 lb 4.5 kN
  • Operating Weight - With Safety Frame 2170.0 lb 985.0 kg

Engine

  • Net Power 13.0 HP 9.6 kW
  • Engine Model Yanmar 31NV70 Yanmar 31NV70
  • Rated Speed 2100.0 r/min 2100.0 r/min
  • Maximum Engine Output 18.0 HP 13.7 kW
  • Gross Power - ISO 14396 18.0 HP 13.7 kW
  • Diesel Tank Volume 2.64 gal (US) 10.0 l
  • Displacement 52.0 in³ 854.0 cm³
  • Flywheel Output ISO 13.0 HP 9.6 kW
  • Battery 12 V, 20 Amp 12 V, 20 Amp
  • Type Water cooled model 3-cylinder diesel engine Water cooled model 3-cylinder diesel engine
  • Make/Type Yanmar 31NV70 Yanmar 31NV70
  • Emissions Meets U.S. EPA Tier 4 Final/EU Stage V emission standards. Meets U.S. EPA Tier 4 Final/EU Stage V emission standards.

Weights

  • Operating Weight 2061.0 lb 935.0 kg
  • Operating Weight - Without Safety Frame 2061.0 lb 935.0 kg
  • Operating Weight - With Safety Frame 2170.0 lb 985.0 kg

Dimensions

  • Maximum Digging Depth 5.68 ft 1731.0 mm
  • Undercarriage Width - Extended 2.83 ft 864.0 mm
  • Width 2.4 ft 730.0 mm
  • Height - With ROPS Safety Frame Folded Down 4.94 ft 1507.0 mm
  • Maximum Dump Height 6.68 ft 2035.0 mm
  • Maximum Dozer Lift Height 8.0 in 197.0 mm
  • Length - Undercarriage 4.0 ft 1220.0 mm
  • Maximum Vertical Dig Depth 4.43 ft 1349.0 mm
  • Minimum Front Linkage Swing Radius 3.77 ft 1150.0 mm
  • Boom Swing Angle - Left 55.0 ° 55.0 °
  • Undercarriage Width - Retracted 2.33 ft 711.0 mm
  • Boom Swing Angle - Right 56.0 ° 56.0 °
  • Maximum Reach 10.09 ft 3074.0 mm
  • Maximum Reach - Ground Level 9.92 ft 3023.0 mm
  • Transport Length - Arm Lowered 9.0 ft 2746.0 mm
  • Track Width 7.0 in 180.0 mm
  • Tail Swing Radius 2.41 ft 736.0 mm
  • Maximum Dozer Dig Depth 7.0 in 174.0 mm
  • Maximum Dig Height 9.39 ft 2863.0 mm
  • Height - With ROPS Safety Frame Unfolded 7.47 ft 2276.0 mm

Hydraulic System

  • Pumps 2 gear pumps 2 gear pumps
  • Discharge Capacity 11.4 + 11.4 L/min (3 + 3 gal/min) 11.4 + 11.4 L/min (3 + 3 gal/min)
  • Operating Pressure for the Work and Travel Hydraulics 2466.0 psi 170.0 bar
  • Operating Pressure Pivot 1015.0 psi 70.0 bar
  • Hydraulic Tank Capacity 3.7 gal (US) 14.0 l

Chassis and Swivel Gear

  • Gradeability 30°/58% 30°/58%
  • Travel Speed 1.12 mile/h 1.8 km/h
  • Track Width 7.0 in 180.0 mm
  • Ground Clearance 5.0 in 127.0 mm
  • Ground Pressure 3.5 psi 0.25 kg/cm²
  • Machine Swing Speed 8.0 r/min 8.0 r/min
  • Number of Rollers - Each Side 2 2

Operating Specifications

  • Stick Length - Standard 34.8 in 890.0 mm
  • Machine Overhang 12.5 in 318.0 mm

Dozer Blade

  • Height 8.0 in 200.0 mm
  • Dig Depth 7.0 in 174.0 mm
  • Width 28.0 in 700.0 mm
  • Lift Height 8.0 in 197.0 mm

Noise Emissions

  • Sound Power Level (LWA) (to 2000/14/EG) 93.0 dB(A) 93.0 dB(A)

Compact Dimensions

With an overall width of only 730 mm (2 ft 5 in) the Cat® 300.9D can easily drive through narrow passages and doors. Both indoor and outdoor jobs are now accessible with the under 1000 kg (2,205 lb) weight making easy trailer transportation between sites possible.

Extending Undercarriage and Blade

An extending undercarriage and fold out dozer blade allow the machine to be configured for excellent working stability and optimum performance. Easy retraction, controlled from the operator's seat, enables the machine to pass through narrow openings.

Foldable Safety Frame

A protective ROPS safety frame structure mounted on the front of the machine allows fitting of a guard for extra operator protection during hammer use. The structure folds down in a few seconds for easy machine transportation and storage.

Simple Controls

The operator area is spacious and laid out to provide comfort and ease of operation. Smooth, precise operation is possible from easy to use controls allowing all skill levels to be productive with little practice.

Easy Service

Service and maintenance time is reduced to a minimum with a simple to open steel engine cover and all maintenance and greasing points easily accessible.

Versatility

A range of tools is available to take advantage of the machine's versatility. All tools are matched to the machine to optimize performance and deliver excellent value through high productivity and long life.

300.9D Optional Equipment

2 way (auger) auxiliary lines to the stick (not available in all regions)


Bio oil


Buckets: 250 mm (10 in); 350 mm (15 in); 700 mm (2 ft 4 in)


Custom color paint


Front guard


Hammer


Rotating beacon


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