Used Hitachi ZX350 Excavator

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Detailed Introduction of Hitachi ZX350 Crawler Excavator

The Hitachi ZX350 is a 35-ton class medium-to-large crawler excavator developed by Hitachi Construction Machinery, a global leading construction equipment manufacturer, as part of its classic, market-proven ZX excavator series. Positioned as a heavy-duty workhorse for high-intensity operation scenarios, it balances strong power, fuel efficiency, structural durability and operational comfort, and is one of the best-selling models in the 30-40 ton excavator segment worldwide.

1. Core Technical Specifications

(Parameters vary slightly by regional versions and generation upgrades, such as ZX350-5G, ZX350-6, ZX350LC-7 long undercarriage version)

Item	Parameter
Operating weight	33,600 – 36,200 kg
Engine	Isuzu AI-4HK1X turbocharged intercooled diesel engine, emission compliant with Tier 3/Stage IIIA (conventional models) / Tier 4 Final/China IV (latest upgraded versions)
Rated net power	184 kW / 247 hp @ 2000 rpm
Standard bucket capacity	1.4 – 2.1 m³ (customizable for earthwork, rock, ditch cleaning scenarios)
Max digging depth	7,380 mm (extended arm version available for deeper digging demands)
Max horizontal digging reach	10,980 mm
Max dumping height	7,040 mm
Travel speed	3.2 / 5.5 km/h
Swing speed	10.7 rpm
Drawbar pull	288 kN
Ground pressure (standard version)	65 kPa (LC long crawler version: 52 kPa, suitable for soft soil sites)

2. Core Performance Advantages

2.1 High-Efficiency Power & Hydraulic System

It is equipped with Hitachi's proprietary HIOS IV (Hitachi Intelligent Hydraulic System), which realizes 100% precise matching between engine output and hydraulic pump load, reducing energy loss by 12-15% compared with previous generation models. The load-sensing system automatically adjusts flow output according to actual operation demands, ensuring fast response and smooth coordination of compound movements (such as simultaneous digging and swinging), improving comprehensive operation efficiency by 8% under conventional earthwork conditions.The matched Isuzu engine has strong low-end torque, outstanding adaptability to high-altitude, high-temperature, and dusty working environments, and maintains stable performance even under long-term full-load operation.

2.2 Ultra-High Durability

The main frame, boom, arm and swing bracket are all made of high-tensile strength steel, with reinforced welding at high-stress positions, and have passed 10,000 hours of extreme load fatigue tests, fully adapting to harsh scenarios such as hard rock excavation, quarrying and mining stripping.
The heavy-duty undercarriage adopts reinforced track shoes, idlers and carrier rollers, with a built-in shock-absorbing track tensioning system, which extends the service life of walking components by more than 20%.
The hydraulic pipeline adopts a double-layer sealing structure, effectively avoiding oil leakage, and the hydraulic oil replacement cycle is extended to 5,000 hours under normal working conditions.

3. Operator Comfort & Safety

The cab meets international ROPS (Roll-over Protective Structure) and FOPS (Falling Object Protective Structure) safety standards, with excellent impact and falling object resistance.
The cab adopts a low-noise design, with operating noise controlled below 75dB(A), equipped with a fully adjustable air suspension seat, automatic constant-temperature air conditioning, and ergonomic light-touch control levers, greatly reducing fatigue during long shifts.
The high-definition multi-function LCD monitor displays real-time operating parameters (fuel level, hydraulic oil temperature, fault alarm, etc.) in real time. Wide-view front and side glass provides a 360° panoramic view, and optional rear camera, 360° surround view system and proximity alarm are available for complex sites, further improving operation safety.

4. Low Operation & Maintenance Cost

The optional ECO fuel-saving mode can reduce fuel consumption by up to 20% without obvious efficiency loss, and the comprehensive fuel consumption is only 22-28 L/h under conventional earthwork conditions.
All daily maintenance points (engine oil dipstick, filter element, coolant filling port, etc.) are arranged at ground level, eliminating the need to climb the machine for routine inspection, reducing daily maintenance time by 30%.
Hitachi's global after-sales service network provides original spare parts supply and professional technical support, and the whole machine has an extremely low failure rate, effectively reducing the total life cycle cost for users.

5. Application Scenarios

The Hitachi ZX350 can be equipped with a variety of attachments to adapt to diversified operation demands:

Large-scale earthmoving, foundation excavation and site leveling for infrastructure projects such as highways, railways, airports and water conservancy projects;
Mining and quarrying operations including ore loading, hard rock excavation and stripping work (with heavy-duty rock bucket);
Urban demolition operations (with hydraulic breaker or hydraulic shear);
Bulk material handling in ports, logistics yards and industrial sites (with grapple attachment);
Slope finishing and ditch cleaning operations (with extended arm and wide cleaning bucket).

Optional Upgrades

Cold zone adaptation kit (engine preheater, low-temperature resistant pipeline), high altitude adaptation kit, intelligent remote management system (Hitachi Global e-Service, supporting real-time operation data monitoring, remote fault diagnosis and maintenance reminder), etc.

Non flooded

No accident

Original product

Used Hitachi ZX350 Excavator

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