300.9D Mini Hydraulic Excavator

Photos

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.

Engine Model
Yanmar 31NV70
Net Power
13.0 hp
Operating Weight
2061.0 lb
Pumps
2 gear pumps

Specs

Engine

Engine Model
Yanmar 31NV70
Net Power
13.0hp
Rated speed
2100.0RPM
Diesel tank volume
2.64gal
Displacement
52.0in3
Gross Power (ISO 14396)
18.0hp
Type
Water cooled model 3-cylinder diesel engine
Battery
12 V, 20 Amp
Flywheel Output ISO
13HP
Make/Type
Yanmar 31NV70
Maximum Engine Output
18HP
Engine Model
Yanmar 31NV70
Net Power
13HP
Rated Speed
2100r/min
Diesel Tank Volume
2.64gal (US)
Displacement
52in³
Gross Power - ISO 14396
18HP
Type
Water cooled model 3-cylinder diesel engine
Emissions
Meets U.S. EPA Tier 4 Final/EU Stage V emission standards.

Weights

Operating Weight
2061.0lb
Operating Weight - With Safety Frame
2170lb
Operating Weight - Without Safety Frame
2061lb
Operating Weight
2061lb

Hydraulic System

Pumps
2 gear pumps
Discharge capacity
11.4 + 11.4 L/min (3 + 3 gal/min)
Hydraulic tank capacity
3.7gal
Operating pressure for the work and travel hydraulics
2466.0psi
Operating pressure pivot
1015.0psi
Pumps
2 gear pumps
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

Dimensions

Boom swing angle (Left)
55.0Degrees
Boom swing angle (Right)
56.0Degrees
Height with ROPS safety frame folded down
4.94ft
Maximum Digging Depth
5.68ft
Maximum Dump Height
6.68ft
Maximum reach
10.09ft
Tail swing radius
2.41ft
Track width
7.0in
Width
2.4ft
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 Reach - Ground Level
9.92ft
Maximum Vertical Dig Depth
4.43ft
Minimum Front Linkage Swing Radius
3.77ft
Transport Length - Arm Lowered
9ft
Undercarriage Width - Extended
2.83ft
Undercarriage Width - Retracted
2.33ft
Boom Swing Angle - Left
55°
Boom Swing Angle - Right
56°
Height - With ROPS Safety Frame Folded Down
4.94ft
Maximum Digging Depth
5.68ft
Maximum Dump Height
6.68ft
Maximum Reach
10.09ft
Tail Swing Radius
2.41ft
Track Width
7in
Width
2.4ft

Chassis and Swivel Gear

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
Gradeability
30°/58%

Dozer Blade

Width
28.0in
Dig Depth
7in
Height
8in
Lift Height
8in
Width
28in

Operational Data

Digging force - Bucket
2000.0lb
Digging force - Stick
1011.0lb
Operating weight with Safety frame
2170.0lb
Operating Weight - Without Safety Frame
2061lb
Digging Force - Bucket
2000lb
Digging Force - Stick
1011lb
Operating Weight - With Safety Frame
2170lb

Operating Specifications

Machine Overhang
12.5in
Stick Length - Standard
34.8in

Noise Emissions

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

Features

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.

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.

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.

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.

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.

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.

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.

Standard Equipment

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