Used Hitachi ZX70 Excavator

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Detailed Introduction to HITACHI ZX70 Crawler Excavator

The Hitachi ZX70 is a class-leading 7-ton compact crawler excavator under Hitachi Construction Machinery's iconic ZAXIS series, widely recognized for its high fuel efficiency, reliable durability, and flexible adaptability across work scenarios. It is one of the best-selling small excavator models in global markets, suitable for both individual contractors and engineering leasing operators.

1. Key Specifications (Standard ZX70-6A / Stage V / China IV Emission Version)

Parameter	Detail
Operating Weight	6,700 – 7,100 kg (varies by track type, attachment and configuration)
Engine Model	Isuzu 4LE2XCUA water-cooled 4-cylinder diesel engine
Rated Net Power	40.5 kW @ 2,000 rpm
Emission Standard	EU Stage V / China National IV, adopts DOC+DPF aftertreatment system (no urea required, reducing maintenance cost)
Standard Bucket Capacity	0.3 m³, optional 0.22–0.38 m³ buckets for different working demands
Max. Digging Depth	4,170 mm (up to 4,700 mm with optional extended arm)
Max. Digging Height	7,150 mm
Max. Dumping Height	5,060 mm
Swing Speed	11 rpm
Travel Speed	2.4 km/h (low) / 4.5 km/h (high)
Gradeability	35° (70%)
Ground Pressure	32 kPa (suitable for soft ground and wetland operation)
Overall Width	2,320 mm (fits narrow construction sites)

2. Core Performance Advantages

High-Efficiency Power & Hydraulic System

Equipped with Hitachi's proprietary HIOS III (Hitachi Innovative Optimization System) hydraulic system, which delivers fast response, precise motion control, and smooth compound operation (simultaneous boom, arm and swing movement without lag, greatly improving operation efficiency).
The optional ECO mode reduces fuel consumption by 10% to 15% without obvious power loss, lowering long-term operating costs.
The Isuzu engine features low noise, low vibration and strong low-end torque, adapting to high-altitude, cold and other harsh working environments.

Enhanced Chassis & Working Device

Reinforced X-shaped chassis frame and high-strength steel boom/arm, with wear-resistant plates added at high-stress positions, extending service life by 20% compared to older generation models.
Heavy-duty track system with optional steel or rubber tracks, strong traction and stable travel performance.

3. Cab & Safety Design

The cab is certified with ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure), fully guaranteeing operator safety in case of rollover or falling objects.
Spacious cab with fully adjustable air suspension seat, multi-angle adjustable armrests and pilot control joysticks with low operating force, reducing operator fatigue during long hours of work.
Sealed and sound-insulated design, internal operating noise as low as 72 dB(A), with high-efficiency air conditioning system and multi-directional air outlets for comfortable working experience.
Large-area front and side glass, plus wide-angle rearview mirrors, provide 360° panoramic view, eliminating blind spots during operation.
Intelligent LCD monitor displays real-time data including fuel consumption, water temperature, oil pressure and fault codes, for convenient real-time equipment status check.

4. Service & Maintenance Convenience

All daily maintenance points (air filter, fuel filter, oil filter, hydraulic oil filter, etc.) are accessible from the ground, no need to climb onto the machine for routine inspection and replacement.
Side-opening radiator design, easy to clean dust and debris on the heat sink, avoiding overheating in high-temperature environments.
Equipped with Hitachi Global e-Service remote monitoring system, which supports real-time tracking of equipment location, working hours, health status, and proactive fault warning, greatly reducing unexpected downtime.
Extended maintenance interval: engine oil replacement every 500 working hours, hydraulic oil replacement every 4,000 working hours, DPF service life up to 8,000 working hours.

5. Application Versatility

The compact size and strong adaptability make the ZX70 suitable for a wide range of scenarios:

Municipal engineering: trench digging, pipeline laying, road repair, urban greening
Small and medium-sized construction: house foundation construction, site leveling, demolition works with hydraulic breaker
Agricultural and rural projects: land consolidation, orchard planting, water conservancy renovation
Narrow space operation: indoor demolition, factory renovation, urban alley constructionIt supports a wide range of optional attachments: hydraulic breaker, log grab, auger, ripper, etc., to meet diversified construction demands.

Conclusion

The Hitachi ZX70 balances performance, fuel economy and reliability perfectly, with low after-sales maintenance cost and high residual value, making it a cost-effective choice for small and medium-sized construction projects.

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Used Hitachi ZX70 Excavator

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