Used Hitachi ZX210-3Excavator

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🏢 Overview

The Hitachi ZX210-3 (also designated ZX210LC-3) is a 21-ton class (medium-large) hydraulic crawler excavator manufactured by Hitachi Construction Machinery Co., Ltd. It is the third generation of Hitachi's 21-ton platform, succeeding the ZX210LC-2. Launched around 2010, it was designed for heavy-duty general construction, road building, mining, and demolition work.

& Engine

Specification	Detail
Engine Model	Isuzu AH-6HK1X
Type	6-cylinder, turbocharged, intercooled diesel
Displacement	6.494 L (396 cu in)
Rated Power	118 kW (158 hp) @ 2,000 rpm
Max Torque	559 N·m (412 lb-ft) @ 1,500 rpm
Emission Standard	EPA Tier 4 Final / EU Stage IIIA (varies by market)
Fuel Tank Capacity	~400 L (106 US gal)

The engine is known for durability, fuel efficiency, and relatively low maintenance costs. It features a common-rail direct injection system for optimal combustion.

📐 Dimensions & Weight

Specification	Metric	Imperial
Operating Weight	20,700 – 21,300 kg	45,635 – 46,960 lbs
Transport Length	9,610 mm	31 ft 6 in
Transport Width	2,990 mm	9 ft 10 in
Transport Height	2,980 mm	9 ft 9 in
Ground Clearance	460 mm	18.1 in
Track Length (ground contact)	3,590 mm	11 ft 9 in
Track Shoe Width	600 mm	23.6 in

🏗️ Working Performance (Digging Range)

Parameter	Measurement
Max Digging Depth	7,130 mm (23 ft 5 in)
Max Digging Reach	9,920 mm (32 ft 7 in)
Max Dumping Height	7,020 mm (23 ft 0 in)
Max Vertical Wall Dig Depth	4,530 mm (14 ft 10 in)
Max Dumping Reach	6,870 mm (22 ft 6 in)
Max Cutting Height	9,740 mm (31 ft 11 in)
Dozing Capacity (blade)	Approx. 4.7 m³

🪣 Bucket Capacity

Bucket Type	Capacity (m³)	Capacity (cu yd)
Standard	0.83 – 0.91 m³	1.08 – 1.19 cu yd
Heavy Duty / Rock	0.78 – 0.85 m³	1.02 – 1.11 cu yd
Grading (wider)	1.0 – 1.2 m³	1.3 – 1.57 cu yd

💧 Hydraulic System

Specification	Detail
System Type	Load-Sensing (LS) with 2 variable-displacement axial piston pumps
Main Pump Flow (each)	244 L/min (64.5 gpm)
Total Flow	488 L/min (129 gpm)
System Pressure	34.3 MPa (4,974 psi)
Swing System	Hydraulic motor with brake
Travel System	2 hydraulic motors (one per track)

The Hi-ECOM II hydraulic system is a signature Hitachi technology that combines high productivity with excellent fuel efficiency by precisely matching pump output to demand.

🧠 Intelligent Technology & Key Features

Feature	Description
SPC (Smart Power Control)	Automatically optimizes engine speed and pump output to match the workload — saves up to 10–15% fuel vs. conventional systems
ECO Mode	Reduces engine RPM and hydraulic flow during light-duty work for maximum fuel savings
POWER Mode	Increases engine speed and hydraulic flow for heavy-duty tasks (breaking rock, heavy loading)
Hi-ECOM II	Advanced hydraulic system for simultaneous arm/boom/bucket operation with minimal power loss
Auto Idle	Engine automatically reduces to idle when controls are not operated for a set time
COMTRAX Ready	Built-in telematics system for remote machine monitoring, diagnostics, and fleet management
Anti-Theft System (iCAS)	Immobilizer system to prevent unauthorized use
Auto Lubrication	Centralized automatic greasing system for all pivot points

💺 Operator Cab & Comfort

Feature	Detail
Cab Type	ROPS/FOPS certified, fully enclosed, pressurized
Air Conditioning	Fully automatic climate control
Seat	Air-suspension seat with armrest, adjustable
Monitor	7-inch LCD multi-function display (engine info, fuel consumption, diagnostics, camera)
Camera	Rear-view and side-view cameras standard
Noise Level	~72 dB(A) — relatively quiet for its class
Vibration	Low vibration design with rubber mounts
Visibility	Large glass area, excellent all-around visibility
Controls	Electronic joystick (optional) or conventional lever — smooth and precise

🔧 Maintenance & Serviceability

Feature	Benefit
Ground-level daily checks	Engine oil, coolant, hydraulic oil, fuel — all accessible from ground level
Wide-open side panels	Easy access to filters, radiators, and hydraulic components
Long service intervals	Engine oil: 500 hrs; Hydraulic oil: 2,000 hrs; Filters: 500 hrs
Hydraulic oil cooler	Easy to clean (accessible from ground)
Centralized greasing	Auto-lube system reduces manual greasing time

📊 Comparison: ZX210-3 vs. ZX210LC-2 (Previous Gen)

Parameter	ZX210LC-2	ZX210LC-3
Engine Power	~110 kW (147 hp)	~118 kW (158 hp)
Fuel Efficiency	Standard	~10–15% better (Hi-ECOM II + SPC)
Operating Weight	~21,100 kg	~20,700–21,300 kg
Digging Depth	~6,960 mm	~7,130 mm
Cab Comfort	Good	Significantly improved
Technology	Basic	SPC, ECO/POWER modes, COMTRAX

🌍 Typical Applications

Application	Suitability
🏗️ General earthmoving	⭐⭐⭐⭐⭐
🛣️ Road construction	⭐⭐⭐⭐⭐
🪨 Quarrying & mining	⭐⭐⭐⭐
🏚️ Demolition	⭐⭐⭐⭐
🚿 Pipeline laying	⭐⭐⭐⭐
🌲 Land clearing	⭐⭐⭐⭐⭐
🏗️ Building foundation	⭐⭐⭐⭐⭐

✅ Strengths Summary

✔️ Strength	Details
Fuel Efficiency	Among the best in its class (~10–15% savings)
Reliability	Isuzu engine + Hitachi hydraulics = proven combination
Operator Comfort	Spacious, quiet, well-ventilated cab
Low Operating Cost	Long service intervals, easy maintenance
Versatility	Excellent for a wide range of tasks
Resale Value	Strong in the used equipment market

⚠️ Considerations	Details
Price	Higher upfront cost than some Chinese competitors
Parts Availability	Good in major markets, may take time in remote areas
Weight	Near upper limit for some bridge/transport restrictions

📈 Market Position

The ZX210-3 competes directly with:

Competitor	Model
🟨 CAT	321F L / 323 GC
🟨 Komatsu	PC210LC-11
🟨 Kobelco	SK210LC-10
🟨 Doosan (Develon)	DX225LC-9 / DX215LC-9
🟨 Volvo	EC210D / EC220D
🟨 Sany	SY215C (budget alternative)

Hitachi's edge lies in its fuel efficiency technology (SPC/Hi-ECOM II), low cost of ownership, and excellent cab comfort.

🎯 Bottom Line

The Hitachi ZX210-3 is one of the most fuel-efficient, reliable, and comfortable 21-ton excavators on the market. It's an ideal choice for contractors who run long hours and want to minimize fuel costs while maximizing productivity. The combination of the proven Isuzu engine, Hitachi's intelligent hydraulic system, and a well-designed operator cab makes it a top-tier machine in its class.

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