Used Hitachi ZX70 Excavator

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Detailed Introduction of HITACHI ZX70 Crawler Excavator

The HITACHI ZX70 is a 7-ton class compact crawler excavator developed and manufactured by Hitachi Construction Machinery, a world-leading construction equipment provider. As one of the best-selling models in the global small excavator segment, it is widely recognized for its high reliability, outstanding fuel efficiency, flexible maneuverability and low total cost of ownership, and is favored by small construction contractors, equipment rental operators and individual users.

1. Core Technical Parameters

Category	Specification
Operating Weight	6.51 – 7.08 t (varies with configuration)
Standard Bucket Capacity	0.3 – 0.38 m³
Power System	Isuzu 4JG1-PABG-03-C3 water-cooled 4-cylinder direct-injection diesel engine, rated power 40.5kW @ 2000rpm, meets EU Stage IIIA / US Tier 3 / China Stage III emission standards
Hydraulic System	Original Hitachi HIOS III (Hydraulic Intelligent Operating System), load-sensing design with low pressure loss
Max. Digging Depth	4170 mm
Max. Digging Radius	6340 mm
Max. Digging Height	7150 mm
Bucket Digging Force	41 kN
Arm Digging Force	28 kN
Travel Speed	2.4 km/h (low) / 4.5 km/h (high)
Swing Speed	11 rpm
Gradeability	35° (70% slope)
Average Ground Pressure	32 kPa (suitable for soft ground operation)

2. Key Performance Advantages

2.1 High Efficiency & Fuel Saving

The optimized matching between the Isuzu engine and Hitachi proprietary hydraulic system reduces unnecessary power loss, and it consumes 10-15% less fuel than competing models of the same class. It supports switching between Power mode (for heavy-load digging) and Economy mode (for light-load finishing operations) to adapt to different working conditions. The system also ensures smooth and coordinated composite actions (simultaneous digging, swinging and traveling), greatly improving operation efficiency.

2.2 Ultra-high Reliability

The boom, arm and undercarriage are made of reinforced high-strength steel, with additional impact-resistant plates installed at high-stress positions, which can adapt to long-term harsh working conditions. The imported high-quality seals for hydraulic pipelines greatly reduce the risk of oil leakage. The core components have passed 10,000 hours of extreme condition durability tests, with an average failure-free operation time 20% higher than industry average.

3. Operator Experience & Safety Design

The cab is certified with ROPS (Roll-over Protective Structure) and FOPS (Falling Object Protective Structure), which fully guarantees the safety of operators in case of rollover or falling object accidents.
The fully enclosed cab has excellent sound insulation performance, with the internal operating noise controlled below 74dB. The suspended adjustable seat and low-force pilot control joystick greatly reduce fatigue during long hours of operation.
The color LCD instrument panel displays real-time data such as fuel level, hydraulic oil temperature, operating hours and fault codes, making it easy for operators to monitor the equipment status. The wide front and side windows minimize blind spots and improve operation safety.
Standard configured air conditioning and heating system adapts to extreme working environments in both high and low temperature areas.

4. Low Maintenance Cost

All daily maintenance points (air filter, oil filter, fuel filter, oil filling port) are designed to be accessible from the ground, eliminating the need to climb the machine for routine checks, and greatly shortening maintenance time.
The extended maintenance interval: hydraulic oil replacement cycle reaches 5000 hours, engine oil and filter replacement cycle is 1000 hours, which reduces long-term maintenance costs by more than 25% compared with older models.
Hitachi has a global after-sales service network, with easily available spare parts at affordable prices. The ZX70 also has a very high residual value, with second-hand resale price 10-15% higher than other competing models of the same age.

5. Application Scenarios & Optional Configurations

Typical Application Scenarios

It is suitable for narrow space operations, including municipal road maintenance, pipe network laying, landscaping, rural housing foundation construction, farmland water conservancy renovation, small building demolition, and material handling in logistics yards. It is also one of the most popular models in the construction equipment rental market.

Optional Configurations

Users can choose matching configurations according to actual needs:

Work tools: rock bucket, grid bucket, grapple, hydraulic breaker, auger drill, ripper, etc.
Custom parts: rubber track (to avoid damaging paved roads), quick coupler (for fast tool switching), reversing camera, heated seat, etc.

Non flooded

No accident

Original product

Used Hitachi ZX70 Excavator

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