Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
The Caterpillar 300.9D is a compact mini excavator designed for work in confined spaces, landscaping, utility installation, and light construction. It features a narrow width, zero tail swing design, and a small operating footprint for access through gates, doorways, and tight job sites. The 300.9D is typically equipped with a diesel engine, hydraulic controls, and a dozer blade for grading and stability. Its lightweight structure allows for easy transport on a trailer. Common attachments include buckets, augers, and breakers. The Caterpillar 300.9D is used for digging, trenching, backfilling, and site preparation in urban and residential applications.
| Digging Depth ft (m) | 5.7 (1.7) Starting 2025 Model Year |
| Digging Reach ft. (m) | 9.9 (3.0) Starting 2025 Model Year |
| Engine | 31NV70 Starting 2023 Model Year |
| Engine hp (kW) | 18.0 (13.4) Starting 2025 Model Year |
| Max Digging Depth | 68 in ft (20.73 m) Starting 2023 Model Year |
| Net Power | 13.00 hp (9.69 kw) Starting 2021 Model Year |
| Operating Weight | 2,061.00 lbs (934.86 kg) Starting 2023 Model Year |
| Operating Weight lbs (kg) | 2,170 (984.3) Starting 2025 Model Year |
| Max Digging Depth | 5.50 ft (1.68 m) |
| Max Reach Along Ground | 9.80 ft (2.99 m) |
| Tail Swing Radius | 2.50 ft (0.76 m) |
| Width | 28.80 in (73.15 cm) |
| Displacement | 52.00 cu in (852.13 cu cm) |
| Engine Model | Yanmar 31NV70 |
| Engine Type | Water cooled model 3-cylinder diesel engine |
| Net Power | 13.00 hp (9.69 kw) |
| Operating Weight | 2,060.00 lbs (934.40 kg) |
| Operating Weight (VPS & U300) | 2,399.00 lbs (1,088.17 kg) |