Used Komatsu 380Loader

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📌 Overview

The Komatsu WA380 is a mid-to-large size wheel loader in the ~20-ton (21,000 kg) operating weight class. It belongs to Komatsu's popular WA (Wheel loader, Articulated) series and is widely used in mining, quarrying, construction, and material handling applications.

Model Variant	Description
WA380-3	3rd Generation (Legacy)
WA380-6	6th Generation (Current / Latest)
WA380Z-6	Zero Tail Swing version

🔧 Key Technical Specifications (WA380-6)

Parameter	Specification
Operating Weight	~20,500 – 21,000 kg (45,200 – 46,300 lbs)
Engine	Komatsu SAA6D125E-5 (Turbocharged, Aftercooled Diesel)
Engine Power	261 HP (195 kW) @ 1,800 rpm
Torque	~960 N·m (708 lb-ft)
Emission Standard	EPA Tier 4 Final / EU Stage V (SCR + DPF)
Bucket Capacity (Standard)	3.0 – 3.8 m³ (3.9 – 5.0 yd³)
Rated Payload	~7,500 – 8,000 kg (16,500 – 17,600 lbs)
Max Breakout Force	~135 – 145 kN (30,300 – 32,600 lbf)
Max Dumping Height	~3,200 – 3,350 mm (10.5 – 11.0 ft)
Dumping Reach	~1,100 – 1,200 mm (3.6 – 3.9 ft)
Travel Speed (High)	~38 km/h (24 mph)
Travel Speed (Low)	~20 km/h (12.5 mph)
Fuel Tank Capacity	~360 L (95 gal)
Tire Size	23.5-25 (Standard)

⚡ Engine & Powertrain

Feature	Detail
Engine Model	Komatsu SAA6D125E-5
Type	6-cylinder, Turbocharged, Aftercooled Diesel
Displacement	11.6 L (708 cu in)
Emission Tech	SCR (Selective Catalytic Reduction) + DPF (Diesel Particulate Filter) — No EGR, resulting in lower fuel consumption & less maintenance
Transmission	Powershift with 4 Forward / 4 Reverse speeds
Axles	Oscillating front & rear axles for better traction

✅ Key Advantage: The SCR-only system (no EGR) means less soot buildup, lower DPF regeneration frequency, and better fuel efficiency (~5-10% improvement) compared to older models.

🏗️ Hydraulic System

Feature	Specification
System Type	Load-Sensing Hydraulic System
Pump Flow	~390 L/min (103 gal/min)
System Pressure	35 MPa (5,076 psi)
Steering	Hydrostatic Full-Power Steering
Lift Cylinders	Large bore for fast cycle times
Option	Auxiliary hydraulic circuits available (for attachments)

🛋️ Operator Cab & Comfort

Feature	Detail
Cab Type	ROPS/FOPS certified, full enclosure
Air Conditioning	✅ Fully automatic climate control
Seat	Air-suspension, heated, fully adjustable
Display	7-inch multi-function LCD monitor (with rear-view camera)
Noise Level	~72 dB(A) — relatively quiet for its class
Controls	Joystick-controlled (optional), or lever-type
Vision	Excellent all-around visibility with large windows

🛡️ Durability & Design Features

Feature	Detail
Articulated Frame	✅ Oscillating joint for rough terrain
Ground Clearance	~480 mm (18.9 in)
Counterweight	Large for stability during lifting
Heavy-Duty Axles	Planetary hub reduction
Brakes	Wet disc brakes, oil-cooled
Tire Options	Radial or Bias (depending on application)
Service Access	Easy ground-level access to filters, drains, etc.

🔄 Attachments & Versatility

The WA380-6 supports a wide range of attachments:

Attachment	Use Case
🪣 Standard Bucket (3.0–3.8 m³)	General loading, digging
🦷 Rock Bucket	Mining, quarrying
🪵 Log/Lumber Fork	Forestry
❄️ Snow Blade	Snow removal
🧹 Sweeper	Road cleaning
🔩 Pallet Forks	Material handling
🪨 Grapple	Scrap handling
📦 Material Bucket (4-in-1)	Multi-purpose

📊 Performance Summary

Metric	Value
Cycle Time (Loading)	~10–12 seconds
Fuel Consumption	~25–32 L/hr (6.6–8.5 gal/hr) — depending on load
Productivity	~200–300 m³/hr (depending on material)
Tire Life	~3,000–5,000 hours (with proper inflation)
Service Interval	500 hr (oil/filter) / 2,000 hr (major service)

🆚 Comparison with Competitors

Model	Weight	Power	Bucket
Komatsu WA380-6	21,000 kg	261 HP	3.8 m³
CAT 938M	20,700 kg	250 HP	3.5 m³
Volvo L120H	20,500 kg	247 HP	3.3 m³
Liebherr L586	21,300 kg	261 HP	3.8 m³
John Deere 644K	21,500 kg	270 HP	3.8 m³

🔑 The WA380-6 is competitive in fuel efficiency (thanks to SCR-only system) and has excellent parts availability globally.

💰 Approximate Pricing (2024)

Configuration	Estimated Price (USD)
WA380-6 (Base)	$220,000 – $260,000
WA380Z-6 (Zero Tail Swing)	$250,000 – $290,000
With attachment package	$280,000 – $330,000+

(Prices vary by region, dealer, and configuration)

✅ Key Strengths

✅ Strength	Explanation
&Fuel Efficient**	SCR-only = no EGR = less fuel burn
🔧 Low Maintenance	Simpler emission system = fewer issues
💪 High Productivity	Fast cycle times, large bucket
🌐 Global Parts Support	Komatsu has excellent dealer network
🪑 Comfortable Cab	One of the best in class
🔄 Versatile	Many attachment options

⚠️ Limitations

⚠️ Limitation	Detail
📏 Size	Large — not ideal for tight urban sites
💰 High Initial Cost	Premium pricing vs. some Chinese brands
🔌 DEF Required	Needs Diesel Exhaust Fluid (AdBlue) for Tier 4 Final
🛢️ Fuel Consumption	Still high (~25-32 L/hr) under heavy load

🎯 Best Suited For

Application	✅ Ideal
🏗️ Large Construction Sites	✅
⛏️ Mining & Quarrying	✅
🪨 Aggregate Operations	✅
🏭 Large-scale Material Handling	✅
🛣️ Road Building	✅
🏘️ Small Urban Projects	❌ (Too large)

📝 Summary


Brand	Komatsu 🇯🇵
Model	WA380-6 / WA380Z-6
Class	20-ton Wheel Loader
Power	261 HP (195 kW)
Bucket	3.0 – 3.8 m³
Emission	Tier 4 Final / Stage V (SCR+DPF)
Best For	Mining, quarrying, large construction
Price Range	$220K – $330K

🔑 Bottom Line: The Komatsu WA380-6 is one of the most fuel-efficient and reliable 20-ton wheel loaders on the market, thanks to its SCR-only emission system, excellent cab comfort, and strong global support network. It's a top choice for heavy-duty operations where productivity and uptime matter most. 🚜💪

Would you like more details on any specific aspect (e.g., maintenance, specific attachments, or comparison with a particular model)? 😊