300.9D

300.9D Mini Hydraulic Excavator

The Cat 300.9D Mini Excavator delivers high performance in an under 1-ton compact size machine for construction, landscaping and demolition jobs.

300.9D Mini Hydraulic Excavator

DESCRIPTION

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.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.

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.

  • Optional Equipment
  • Specs
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Specs

Overview

Long Name:
300.9D Mini Hydraulic Excavator
Name:
300.9D
Brand:
Caterpillar
Status:
Current

Operational Data

Operating Weight - Without Safety Frame
2061 lb / 935 kg
Digging Force - Bucket
2000 lb / 8.9 kN
Digging Force - Stick
1011 lb / 4.5 kN
Operating Weight - With Safety Frame
2170 lb / 985 kg

Engine

Net Power
13 HP / 9.6 kW
Engine Model
Yanmar 31NV70
Rated Speed
2100 r/min / 2100 r/min
Maximum Engine Output
18 HP / 13.7 kW
Gross Power - ISO 14396
18 HP / 13.7 kW
Diesel Tank Volume
2.64 gal (US) / 10 l
Displacement
52 in³ / 854 cm³
Flywheel Output ISO
13 HP / 9.6 kW
Battery
12 V, 20 Amp
Type
Water cooled model 3-cylinder diesel engine
Make/Type
Yanmar 31NV70
Emissions
Meets U.S. EPA Tier 4 Final/EU Stage V emission standards.

Weights

Operating Weight - Without Safety Frame
2061 lb / 935 kg
Operating Weight - With Safety Frame
2170 lb / 985 kg
Operating Weight
2061 lb / 935 kg

Dimensions

Dig Depth
68 in / 1731 mm
Undercarriage Width - Extended
2.83 ft / 864 mm
Width
2.4 ft / 730 mm
Height - With ROPS Safety Frame Folded Down
4.94 ft / 1507 mm
Maximum Dump Height
6.68 ft / 2035 mm
Maximum Dozer Lift Height
8 in / 197 mm
Length - Undercarriage
4 ft / 1220 mm
Maximum Vertical Dig Depth
4.43 ft / 1349 mm
Minimum Front Linkage Swing Radius
3.77 ft / 1150 mm
Boom Swing Angle - Left
55 ° / 55 °
Undercarriage Width - Retracted
2.33 ft / 711 mm
Boom Swing Angle - Right
56 ° / 56 °
Maximum Reach
10.09 ft / 3074 mm
Maximum Reach - Ground Level
9.92 ft / 3023 mm
Transport Length - Arm Lowered
9 ft / 2746 mm
Track Width
7 in / 180 mm
Tail Swing Radius
2.41 ft / 736 mm
Maximum Dozer Dig Depth
7 in / 174 mm
Maximum Dig Height
9.39 ft / 2863 mm
Height - With ROPS Safety Frame Unfolded
7.47 ft / 2276 mm

Hydraulic System

Pumps
2 gear pumps
Discharge Capacity
11.4 + 11.4 L/min (3 + 3 gal/min)
Operating Pressure for the Work and Travel Hydraulics
2466 psi / 170 bar
Operating Pressure Pivot
1015 psi / 70 bar
Hydraulic Tank Capacity
3.7 gal (US) / 14 l

Chassis and Swivel Gear

Gradeability
30°/58%
Travel Speed
1.12 mile/h / 1.8 km/h
Track Width
7 in / 180 mm
Ground Clearance
5 in / 127 mm
Ground Pressure
3.5 psi / 0.25 kg/cm²
Machine Swing Speed
8 r/min / 8 r/min
Number of Rollers - Each Side
2

Operating Specifications

Stick Length - Standard
34.8 in / 890 mm
Machine Overhang
12.5 in / 318 mm

Dozer Blade

Height
8 in / 200 mm
Dig Depth
7 in / 174 mm
Width
28 in / 700 mm
Lift Height
8 in / 197 mm

Noise Emissions

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