Used HITACHI EX400 Excavator 40ton for sale Low Maintenance & High Ruggedness

Here are the professional commercial and technical specifications for the Hitachi EX400-5. This model is a definitive “heavyweight” in the international construction and mining machinery trade, valued for its raw power, robust structural integrity, and ease of maintenance in remote operating environments.

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1. Core Power & Powertrain (Engine)

The EX400-5 utilizes high-displacement industrial engines engineered to deliver sustained high torque. This is critical for the continuous, high-load duty cycles found in large-scale quarrying and earthmoving.

Parameter	Metric System	Imperial System	Technical Remarks
Engine Model	Isuzu AH-6WG1XYSA	Isuzu AH-6WG1XYSA	6-cylinder, Turbocharged, Aftercooled
Net Flywheel Power	193 kW	259 hp	Rated @ 1,800 rpm
Displacement	12.0 L	732 cu in	Massive torque reserve for peak loads
Emission Standard	Tier 1 / Stage I	Tier 1 / Stage I	Highly resilient for global fuel quality

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2. Weight, Capacities & Logistics Dimensions

The EX400-5 is a heavy-duty asset requiring careful logistics planning. Its reinforced frame and heavy-gauge steel construction provide the necessary ballast for aggressive breakout forces.

Parameter	Metric System	Imperial System	Shipping & Logistics Relevance
Operating Weight	41,200 kg	90,830 lbs	Heavy-duty structural configuration
Transport Length	11,800 mm	38.71 ft	Standard heavy-haul flatbed compatible
Transport Width	3,340 mm	10.96 ft	Wide stance for high-impact stability
Transport Height	3,450 mm	11.32 ft	Optimized for major transport corridors
Fuel Tank Capacity	600 L	158.5 gal	Designed for long-shift autonomy

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3. Hydraulic & Digging Performance

Hitachi’s hydraulic engineering in the -5 series is the industry benchmark for “Direct Feel.” The system is tuned for high-volume material displacement and rapid cycle times.

Parameter	Metric System	Imperial System	Field Performance Indicator
Max System Flow	2 x 340 L/min	2 x 89.8 gal/min	High-output variable displacement pumps
Operating Pressure	34,300 kPa	4,975 psi	Sustained power for severe rock penetration
Swing Speed	9.0 rpm	9.0 rpm	Balanced torque for bulk material loading
Bucket Breakout Force	235 kN	52,830 lbf	Elite force for hard-packed minerals
Stick Digging Force	192 kN	43,165 lbf	Robust power for massive trenching

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4. Undercarriage & Mobility

Designed for “Mine-Ready” durability, the EX400-5 undercarriage features reinforced track rollers and high-tensile steel side frames to withstand extreme stress during lateral digging and rotation.

Parameter	Metric System	Imperial System	Underfoot Mobility
Standard Shoe Width	600 mm	24 in	Triple grouser heavy-duty track pads
Max Travel Speed	5.0 km/h	3.1 mph	Dual-speed auto-shift for mobilization
Max Traction Force	338 kN	76,000 lbf	Exceptional climbing power for site inclines
Ground Pressure	72.0 kPa	10.44 psi	Stable footing for heavy-duty load cycles

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5. Working Ranges

Defining the operational envelope for large-scale mining, primary site development, and mass excavation.

Parameter	Metric System	Imperial System
Max Digging Depth	7,630 mm	25.03 ft
Max Reach (Ground)	11,570 mm	37.96 ft
Max Cutting Height	10,750 mm	35.27 ft
Max Loading Height	7,500 mm	24.61 ft