Used Caterpillar 323D2L Excavator

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Caterpillar 323D2L Hydraulic Excavator Detailed Introduction

The Caterpillar 323D2L is a 23-ton class medium-duty hydraulic excavator manufactured by Caterpillar Inc., the global leader in construction equipment. As an upgraded iteration of Caterpillar’s classic 323 product line, it balances high operational efficiency, extreme durability, low operating cost and operator comfort, and is widely deployed in infrastructure construction, quarrying, municipal works, forestry and demolition projects globally, especially in emerging markets with Tier 3/Stage IIIA emission requirements.

1. Core Specifications

Parameter	Detailed Data
Operating Weight	22,800 – 24,500 kg
Bucket Capacity Range	0.8 – 1.5 m³ (customizable for earthwork, rock, heavy-duty scenarios)
Engine Model	Cat C7.1 ACERT inline 6-cylinder engine
Gross Power	129 kW (173 hp) @ 2,000 rpm
Max Digging Depth	6,730 mm (extended arm version available for deeper operations)
Max Horizontal Digging Reach	9,850 mm
Max Bucket Breakout Force	165 kN
Max Travel Speed	3.5 – 5.5 km/h
Swing Speed	11.5 rpm

2. Power System

The 323D2L is equipped with Caterpillar’s self-developed C7.1 ACERT turbocharged, air-to-air intercooled electronic fuel injection engine:

Meets EU Stage IIIA / US EPA Tier 3 emission standards, with optimized combustion logic to reduce fuel consumption by 5-8% compared to the older 323D version.
Supports two selectable operating modes: Power mode for heavy-duty breaking and digging operations, and Economy mode for light-duty leveling and material handling to cut unnecessary fuel loss.
Equipped with a two-stage high-efficiency fuel filtration system, which adapts to low-quality fuel in remote construction sites and reduces engine failure rates.
Parallel cooling system ensures stable operation even in high-temperature environments above 45℃.

3. Hydraulic System

It adopts Caterpillar’s mature load-sensing hydraulic system with pressure compensation valves:

Dual main pumps deliver a total flow of 430 L/min, ensuring smooth composite actions (simultaneous digging, swing and lifting) without jitter, reducing operator fatigue.
Boom and stick regeneration functions reduce hydraulic pump load, improve action speed and lower energy consumption.
High-precision hydraulic oil filtration system extends hydraulic oil service life to 5,000 hours, greatly reducing maintenance costs.
Pilot control system has low operating force and short stroke, supporting precise control of fine operations such as pipe laying and trenching.

4. Structural Durability

The 323D2L is designed for heavy-duty long-cycle operations:

The boom, stick and X-type chassis frame are made of high-strength tensile steel, with stress relief treatment after welding, which resists twisting and impact, and adapts to harsh working conditions such as quarry breaking and mining stripping.
Sealed and lubricated track chains, support rollers and idlers have a service life of more than 6,000 hours under normal working conditions.
The standard wear-resistant bucket can be upgraded to rock buckets, grid buckets or other customized buckets according to working conditions, and supports matching of various attachments including hydraulic breakers, grapples, rippers and hydraulic shears.

5. Operator Experience & Safety

The pressurized cab has ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) certification, with noise level controlled below 78 dB(A) during operation.
The fully adjustable air suspension seat, multi-zone automatic air conditioning and ergonomic control layout reduce fatigue during long shifts.
The high-definition LCD monitor displays real-time data including fuel consumption, oil temperature, fault codes and maintenance reminders in real time. A rear-view camera is optional to eliminate blind spots.
Safety configurations include travel alarm, hydraulic operation lock (prevents misoperation when the lock lever is lifted), and emergency steering function that remains available when the engine is accidentally turned off.

6. Maintenance & After-sales Support

All daily maintenance points (oil filters, fuel filters, air filters, etc.) are arranged at ground-accessible positions, no need to climb the upper frame for routine inspection and replacement.
Centralized lubrication points reduce the time for regular greasing.
Optional Caterpillar Product Link telematics system supports remote monitoring of equipment location, operating status, fuel consumption and fault warning, which is convenient for fleet management.
Supported by Caterpillar’s global dealer network, spare parts supply is sufficient, after-sales service is timely, and the residual value of second-hand equipment is far higher than同类 products of other brands.

Non flooded

No accident

Original product

Used Caterpillar 323D2L Excavator

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