Used Caterpillar 336D2 Excavator

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CATERPILLAR 336D2 Hydraulic Excavator Detailed Introduction

Overview

The Caterpillar 336D2 is a 36-ton class heavy-duty hydraulic excavator developed and manufactured by Caterpillar Inc., as an upgraded iteration of the classic 336D series. Tailored for high-intensity, long-duration operating scenarios, it balances outstanding working efficiency, low fuel consumption, exceptional durability and high return on investment, making it one of the most popular heavy excavator models in global infrastructure, mining and heavy construction sectors.

Core Specifications

Item	Parameter
Operating Weight	33,200 – 37,600 kg
Engine Model	Caterpillar C9 ACERT™ 6-cylinder diesel engine
Gross Rated Power	213 kW (285 hp) @ 1,800 rpm
Emission Standard	Tier 3 / Stage IIIA / China National III
Standard Bucket Capacity	1.6 – 3.5 m³ (customizable for different scenarios)
Maximum Digging Depth (standard boom/stick)	7,390 mm
Maximum Digging Reach (standard boom/stick)	11,160 mm
Maximum Dump Height	7,620 mm
Swing Speed	10 rpm
Travel Speed (high/low)	5.5 km/h / 3.3 km/h
Maximum Drawbar Pull	273 kN

Core Performance Advantages

1. High-Efficiency & Fuel-Saving Powertrain

Equipped with Caterpillar’s proprietary C9 ACERT engine, it delivers stable power output even under extreme load conditions, and adapts to low-quality fuel in remote construction sites with its high-precision fuel filtration system. The integrated intelligent power management system provides 3 optional working modes to match different operation demands:

Power Mode: For heavy-load rock mining, demolition and other high-intensity scenarios, delivering full power output.
Standard Mode: For general earthmoving, foundation digging scenarios, balancing efficiency and fuel consumption.
Economy Mode: For light-load operation, reducing fuel consumption by 10~15% compared with the previous 336D model without obvious efficiency loss.

2. Smooth & Responsive Hydraulic System

Adopting Caterpillar’s advanced negative flow control hydraulic system, it features large-displacement main pumps and optimized valve group design, ensuring precise control and smooth compound movements (boom lifting, stick swinging, bucket operation can be carried out simultaneously without jitter). The stick and bucket regeneration circuit reduces unnecessary hydraulic flow loss, further cutting fuel consumption and improving operation speed. The system also has multiple overload protection functions, extending the service life of hydraulic components.

3. Extreme Durability for Harsh Scenarios

Main structure: The boom and stick adopt high-strength steel box-type welded structure, with reinforced plates added at high-stress positions, capable of withstanding continuous impact in mining and demolition scenarios. Heavy-duty rock-type boom/stick configuration is optional for ultra-severe working conditions.
Undercarriage: The heavy-duty sealed and lubricated track system uses high-manganese steel track shoes, with high-load capacity supporting wheels and carrier rollers, with a service life 20% longer than similar products of other brands.
Body protection: The front hood and side panels adopt impact-resistant thick steel plates, effectively avoiding damage from falling rocks and collision.

Operator Comfort & Safety

The cab meets ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) international safety standards, providing maximum protection for operators in high-risk scenarios.
The sealed cab has sound insulation treatment, with noise level at the operator’s ear as low as 74 dB(A), far lower than industry standards.
Equipped with fully adjustable air suspension seat, ergonomic control joysticks with low operating force, reducing operator fatigue during long-time operation.
The high-definition LCD monitor displays real-time operating parameters, fault warning and maintenance reminders in real time. Rear view camera, automatic air conditioning, heating seat and other configurations are optional for different climate demands.

Maintenance & Total Cost of Ownership Advantage

All daily maintenance points (engine oil dipstick, fuel filter, air filter, hydraulic oil check port) are arranged at ground-accessible positions, no need to climb the upper structure for routine inspection, greatly reducing maintenance time.
Long service life of consumables: Engine oil and filter replacement interval is 500 operating hours, hydraulic oil and main hydraulic filter replacement interval reaches 5,000 operating hours, greatly reducing daily maintenance costs.
Caterpillar’s global after-sales service network provides 24/7 technical support and spare parts supply, and the 336D2 has a very high residual value in the second-hand equipment market, with resale price 10~15% higher than similar excavators of other brands after 5 years of operation.

Typical Application Scenarios

Large-scale infrastructure construction: Earthwork excavation, foundation construction for highways, railways, bridges and airports.
Mining operation: Overburden stripping, ore loading and hauling in open-pit mines, quarry aggregate loading.
Water conservancy & hydropower projects: Dam construction, river dredging, reservoir excavation.
Urban demolition: Matching with hydraulic breakers, hydraulic shears and other attachments for high-rise building demolition and construction waste treatment.
Port & logistics: Bulk cargo handling, container yard sorting when equipped with grabs.

Optional Configurations

Working devices: Different length of boom/stick (standard boom, long reach boom), different types of buckets (earthmoving bucket, rock bucket, heavy-duty wear-resistant bucket).
Attachments: Hydraulic breaker, wood/grab bucket, hydraulic shear, quick coupler, ripper.
Intelligent assistance systems: 2D/3D grade control system, on-board weighing system, rear view camera, anti-theft system.
Climate adaptation kits: Cold start kit (fuel preheater, engine block heater, heated seat) for frigid regions, high-temperature resistant hydraulic oil, enhanced air conditioning for hot regions.

Non flooded

No accident

Original product

Used Caterpillar 336D2 Excavator

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