久保田 U 27

### KUBOTA U27-4 (Mini Excavator) – Specification （Official data, U27-4 / U27-4G） #### 1. Basic Data - **Model**: U27-4 (Zero-tail swing) - **Operating Weight**: **2,590 kg** (5,710 lbs) - **Bucket Capacity (std)**: **0.08 m³** - **Max. Digging Depth**: **2,820 mm** (9 ft 3 in) - **Max. Horizontal Reach**: **4,740 mm** (15 ft 7 in) - **Max. Dump Height**: **3,150 mm** #### 2. Engine - **Make / Model**: **Kubota D1105-BH** (3-cylinder diesel) - **Gross Power**: **15.6 kW (20.8 HP) @ 2,400 rpm** - **Net Power**: **14.9 kW (20.0 HP) @ 2,400 rpm** - **Displacement**: **1,123 cc (68.5 cu.in.)** - **Emission**: **Stage V / Tier 4 Final** #### 3. Hydraulics & Performance - **Main Pump Flow**: **22 L/min** - **Aux. Hydraulic Flow**: **48 L/min** (12.7 gpm) - **Bucket Breakout Force**: **21.0 kN** (2,140 kgf) - **Arm Digging Force**: **12.3 kN** (1,260 kgf) - **Travel Speed (Low/High)**: **2.6 / 4.3 km/h** - **Ground Pressure**: **23.7 kPa** (3.44 psi) #### 4. Dimensions (mm) - **Overall Length**: **4,100** - **Overall Width**: **1,500** - **Transport Height**: **2,420** - **Crawler Length**: **1,990** - **Shoe Width**: **300** - **Ground Clearance**: **307** - **Tail Swing Radius**: **Zero** (zero-tail design) #### 5. Capacities - **Fuel Tank**: **33 L** (8.7 gal) - **Hydraulic Oil Tank**: **37 L** (9.8 gal)