Used Komatsu 380 Loader

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Detailed Introduction to Komatsu WA380 Wheel Loader

The Komatsu WA380 is a 4-5 ton class medium-heavy duty wheel loader series developed and manufactured by Japan-based Komatsu Ltd., a global leader in construction and mining equipment. It is one of Komatsu’s best-selling loader models, renowned for its high fuel efficiency, reliability, versatility and low total cost of ownership, and is widely deployed in construction sites, quarries, mines, port yards, forestry projects and municipal operations worldwide.

1. Core Specifications (Latest WA380-8 Version, Tier 4 Final/Stage V Emission Compliant)

Parameter	Details
Operating Weight	18,600 – 19,200 kg
Rated Payload (Standard Bucket)	4,500 kg
Bucket Capacity Range	2.3 – 4.2 m³ (general purpose, rock, light material buckets optional)
Engine Model	Komatsu SAA6D107E-3 turbocharged, aftercooled 6-cylinder diesel engine
Rated Net Power	191 kW (257 hp) @ 2,000 rpm
Max Breakout Force	165 kN
Max Dump Height (at hinge pin)	4,120 mm
Max Dump Reach	2,940 mm
Travel Speed (Forward/Reverse)	0 – 37 km/h, 4 forward / 4 reverse gears
Fuel Tank Capacity	300 L

Note: For low-emission-regulation markets, Komatsu also supplies the WA380-7 variant with a simplified emission system, lower maintenance cost and higher adaptability to harsh working conditions.

2. Core Performance Advantages

2.1 Powertrain System

The in-house developed Komatsu engine adopts high-pressure common rail fuel injection technology, matched with a DOC + DPF + SCR aftertreatment system to meet the strictest global emission standards, without sacrificing power output. It delivers 12% lower fuel consumption than the previous WA380-7 generation under the same working conditions.
The electronically controlled automatic transmission and Komatsu patented lock-up torque converter (engages in 2nd, 3rd and 4th gears) improves transmission efficiency by 15% compared to conventional loaders, reducing heat generation and fuel loss during load-and-carry and long-distance hauling operations.
Heavy-duty axles with fully sealed wet multi-disc brakes are maintenance-free for up to 10,000 hours, and deliver stable braking performance even in muddy, dusty or high-slope working conditions.

2.2 Hydraulic System

It is equipped with a load-sensing variable displacement hydraulic system, which supplies oil on demand based on operation load, reducing unnecessary energy loss. The optimized hydraulic pipeline design ensures smooth coordinated movement of lifting, tipping and steering, and shortens cycle time for truck loading operations by 8%.
The hydraulic system is fitted with a high-efficiency cooler, which maintains stable oil temperature even under continuous heavy load, and the hydraulic oil replacement interval is extended to 5,000 hours, reducing maintenance costs.

3. Operator Comfort & Safety

The cab is ROPS/FOPS certified (meets ISO 3471 and ISO 3449 standards), providing maximum protection against rollover and falling object impacts.
The fully sealed pressurized cab reduces internal noise to 70 dB(A) at working status, and blocks dust and exhaust fumes from entering. It is fitted with a fully adjustable air suspension seat, ergonomic joystick controls integrated on the armrest, and a 7-inch color LCD monitor that displays real-time operating data, fault alerts and fuel consumption stats.
Extra safety configurations include optional joystick steering, 360° panoramic camera, reverse radar, LED working lights, and emergency steering system (supports steering even if the engine shuts down unexpectedly).

4. Durability & Maintenance Convenience

The front and rear frames, boom and bucket are made of high-strength wear-resistant steel, and the articulated joint adopts extra-large size bearings, which can withstand long-term high-impact loads in rock and mining operations.
All daily service points (engine oil check, fuel water drain, coolant level check, air filter inspection) are accessible at ground level, eliminating the need to climb on the machine for routine checks, cutting daily maintenance time by 30%.
The Komatsu exclusive KOMTRAX telematics system provides real-time remote monitoring of machine location, operating hours, fuel consumption, fault codes and maintenance reminders, helping fleet managers optimize operation schedules and pre-empt potential breakdowns to reduce downtime.

5. Application & Optional Configurations

The WA380 can be adapted to multiple scenarios via optional attachments, including:

Material handling: general purpose bucket, rock bucket, light material bucket, quick coupler
Special operations: log grapple, pallet fork, snow plow, scarifier, sweeper
Custom configurations: cold climate package (engine pre-heater, heated seat), high dust environment package (dual-stage air filter, sealed cab filter), explosion-proof tire package for mines.

It is suitable for earthmoving, quarry loading, port cargo transfer, forestry log handling, municipal snow clearing and other medium-heavy duty operation scenarios.

Non flooded

No accident

Original product

Used Komatsu 380 Loader

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