Used Caterpillar 323D2L Excavator

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Detailed Introduction to CATERPILLAR 323D2L Crawler Excavator

The Caterpillar 323D2L is a 23-ton class heavy-duty crawler excavator developed by Caterpillar Inc., the world's leading manufacturer of construction and mining equipment. As an upgraded iteration of the classic 323D series, the "L" suffix stands for long undercarriage, which delivers enhanced stability on uneven terrain and higher load capacity for heavy operations. This model is specially optimized for harsh working conditions and varying fuel quality in emerging markets, and is widely recognized for its high productivity, low operating cost and exceptional durability.

1. Core Specifications

Item	Parameter
Operating Weight	22,500 – 24,500 kg (varies by configuration)
Engine	Cat C7.1 ACERT™ inline 6-cylinder 4-stroke diesel engine
Gross Power	129 kW (173 hp) @ 2,000 rpm
Emission Standard	EU Stage III / China Non-road Stage III
Bucket Capacity	0.8 – 1.5 m³
Fuel Tank Capacity	410 L
Hydraulic System Flow	2 × 220 L/min
Maximum Hydraulic Working Pressure	35 MPa
Maximum Digging Depth	6,720 mm
Maximum Digging Reach	9,850 mm
Maximum Dump Height	6,510 mm
Travel Speed	3.5 km/h (low) / 5.5 km/h (high)
Swing Speed	11.5 rpm
Maximum Drawbar Pull	214 kN

2. Core Performance Advantages

2.1 High-Efficiency, Fuel-Saving Powertrain

The Cat C7.1 engine adopts electronic common rail injection technology and a 3-stage fuel filtration system, which can adapt to low-quality diesel with high impurity content common in construction sites, and reduces fuel consumption by 5-8% compared with the previous generation 323D. It is equipped with two adjustable working modes:

Power mode: for heavy-duty operations such as quarry loading and hard rock excavation, ensuring maximum digging force
Economy mode: for light to medium tasks such as site grading and pipe laying, cutting unnecessary fuel loss without obvious productivity decline

2.2 Precise, Responsive Hydraulic System

The optimized negative flow hydraulic system is equipped with boom and stick regeneration valves, which reduces the load of the main pump and improves the speed of compound actions (boom lifting + swing, stick digging + swing). The stick priority and boom priority functions can be switched according to operation requirements, shortening the cycle time of single digging and loading action by more than 10%.

2.3 Extreme Durability for Harsh Conditions

The main frame, boom and stick are made of high-strength alloy steel, and have passed 10,000 hours of fatigue test under extreme load, adapting to long-term heavy-duty operation
Sealed and lubricated track chain extends the service life of the undercarriage by 30% compared with ordinary tracks, and reduces walking noise
X-type chassis structure has strong torsion resistance, and is equipped with undercarriage guards to prevent damage from gravel and sharp objects in quarries and demolition sites

3. Operator Comfort & Safety

The cab is certified by ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure), which can effectively protect the safety of operators in case of rollover or falling objects
The sealed pressurized cab isolates external dust and noise, and the internal operating noise is controlled below 75 dB(A)
The fully adjustable air suspension seat, automatic constant temperature air conditioning and ergonomic control layout reduce operator fatigue during long shifts
The high-definition LCD monitor displays real-time working parameters, fault alarms and maintenance reminders, and optional rear view camera and walking alarm function further improve operation safety.

4. Maintenance & Operating Cost Advantages

All daily maintenance points are designed to be accessible from the ground, no need to climb to the top of the machine for inspection, reducing maintenance time
The oil and oil filter replacement interval is 500 working hours, and the hydraulic oil replacement interval is up to 5000 hours when using Caterpillar专用 hydraulic oil, greatly reducing regular maintenance costs
Optional Cat Product Link™ remote monitoring system supports real-time viewing of equipment location, working hours, fuel consumption and fault warnings, helping managers schedule maintenance in advance and reduce unplanned downtime
Supported by Caterpillar's global after-sales service network, spare parts supply is sufficient, and the residual value of second-hand equipment is 10-15% higher than similar products of other brands.

5. Applicable Scenarios

The Cat 323D2L is suitable for a wide range of operations:

Earthmoving: site clearing, foundation digging, site grading
Infrastructure construction: highway/railway subgrade construction, bridge pile foundation auxiliary work, small tunnel excavation
Quarry and mining: ore loading, overburden stripping, secondary breaking with hydraulic breaker attachment
Demolition: small and medium-sized building demolition with hydraulic shear or hammer
Municipal engineering: pipe laying, landscaping, urban waste handling

It has become one of the most popular 23-ton excavator models in the global market, and is the first choice for construction contractors pursuing long-term stable returns.

Non flooded

No accident

Original product

Used Caterpillar 323D2L Excavator

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