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 |
Sign In or Create Account
Sign In
Welcome! Sign In to personalize your Cat.com experience
If you already have an existing account with another Cat App, you can use the same account to sign in here
Register Now
One Account. All of Cat.
Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
Welcome Back!
My Account Dashboard
Account Information
Site Settings
Security
Mini Excavators 300.9D
Request A Price Find DealerKey Specs
- Net Power
- 13 hp
- 9.6 kW
- Operating Weight
- 2061 lb
- 935 kg
- Dig Depth
- 68 in
- 1731 mm
Overview
Compact Size for Tight Jobs
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.
Benefits
Compact
Work in tight areas
Easy to Use
Simple controls for easy operation
Versatile
Range of attachments for a variety of applications
Features At A Glance
Product Specifications for 300.9D
Engine
| Net Power | 13 hp 9.6 kW |
| Engine Model | Yanmar 31NV70 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 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 lb 935 kg |
| Operating Weight - Without Safety Frame | 2061 lb 935 kg |
| Operating Weight - With Safety Frame | 2170 lb 985 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 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 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% 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 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) |
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
See how 300.9D compares against frequently compared products.
Excavators
300.9D
Selected
- Net Power
- 13 hp
- 9.6 kW
- Operating Weight
- 2061 lb
- 935 kg
- Dig Depth
- 68 in
- 1731 mm
Excavators
300.9D VPS & HPU300
- Net Power
- 13 hp
- 9.7 kW
- Operating Weight
- 2399 lb
- 1088 kg
- Dig Depth
- 68 in
- 1731 mm
Excavators
301.5
- Net Power
- 21 hp
- 15.7 kW
- Operating Weight
- 3913 lb
- 1775 kg
- Dig Depth
- 100 in
- 2540 mm
Checking Price
- Checking Availability
Use the comparison tool to compare detailed specs of Cat and competitor models.
Compare All ModelsSustainability in Action
We’re committed to helping you achieve your environmental and business goals.
Learn MoreSwear by Equipment Management
Fuel costs. Labor costs. Maintenance costs. They can all tax your patience. But with timely, accurate data, you can better manage your equipment to keep operating expenses in line. Cat EMSolutions offers everything you need to control costs, help your guys work better, reduce risks and get more done every day.
Learn MoreMini Hydraulic Excavator Parts Reference Guide
The mini hydraulic excavator parts reference guide provides you with a quick reference to all the repair, wear and maintenance parts you need for your excavator.
Learn MoreMini Excavator Attachment Options
Cat Mini Excavator attachment options let you get more out of your machines. Browse our attachment offerings to find the ones that are right for your business.
Learn Moreassignment Product Brochures and More Are Ready to Download!
Full specifications, product brochures and more. Sign up below for additional information. Or for instant access, you can skip this form.
Media Gallery
Photos
Videos
300.9D Mini Hydraulic Excavator
300.9D Mini Hydraulic Excavator
300.9D Mini Hydraulic Excavator
300.9D Mini Hydraulic Excavator
300.9D Mini Hydraulic Excavator
Overview of the Cat 300.9D
Introducing the Cat 300.9D
Related Products
Buckets - Excavator
Hammers
Compatible Technology and Services
Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.
Equipment Management
-
VisionLink®
VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.
1
-
8
of
9 Items
items
VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.