CAT 312D2 | 12-Ton-Class Hydraulic Crawler Excavator

Product Introduction

The Caterpillar CAT 312D2 is a reliable medium-class hydraulic crawler excavator designed to deliver efficient digging performance, stable operation, and dependable durability across a wide range of construction applications. Suitable for earthmoving, road construction, site preparation, infrastructure projects, trenching, and general excavation, the 312D2 combines strong hydraulic performance with the proven reliability expected from Caterpillar equipment. Powered by a Cat diesel engine and equipped with an efficient hydraulic system, the CAT 312D2 provides responsive hydraulic performance, smooth machine control, and strong digging capability. The hydraulic system enables the boom, arm, and bucket to operate smoothly and efficiently, helping operators maintain productivity during excavation, loading, and material-handling operations. The 312D2 features a robust boom and arm structure together with a durable crawler undercarriage, providing good stability and reliable performance across different job-site conditions. Its balanced design offers a practical combination of digging force, lifting capability, and maneuverability, making it suitable for both construction projects and general earthmoving applications.

Product Information

Brand:

Caterpillar

Model number:

CAT 312D2

Minimum Order Quantity:

1 Unit

unit:

PCS (Piece/Pieces)

The Caterpillar CAT 312D2 is a reliable medium-class hydraulic crawler excavator designed to deliver efficient digging performance, stable operation, and dependable durability across a wide range of construction applications.

Suitable for earthmoving, road construction, site preparation, infrastructure projects, trenching, and general excavation, the 312D2 combines strong hydraulic performance with the proven reliability expected from Caterpillar equipment.

Key Specifications

Brand: Caterpillar / CAT
Model: 312D2
Type: Medium-Class Hydraulic Crawler Excavator
Engine: Cat Diesel Engine
Operating Weight: Approx. 12,000–13,000 kg, depending on configuration and attachments
Travel Drive: Hydraulic Crawler Drive with Two-Speed Travel
Drive System: Hydrostatic Drive System
Undercarriage: Heavy-Duty Crawler Undercarriage

Operational Features & Advantages

Reliable Cat Engine Performance:
Powered by a proven Cat diesel engine, the CAT 312D2 provides dependable power and stable performance for excavation, earthmoving, road construction, and general construction applications.

Efficient Hydraulic System:
The hydraulic system provides smooth and responsive control of the boom, arm, and bucket, helping operators achieve efficient cycle times and precise machine control during excavation and material-handling operations.

Strong Digging Capability:
The CAT 312D2 is designed with a robust boom and arm assembly to provide strong digging performance and reliable breakout capability for trenching, foundation excavation, site preparation, and general earthmoving.

Excellent Working Stability:
The durable crawler undercarriage provides good ground contact, traction, and machine stability, allowing the 312D2 to operate effectively across a variety of job-site conditions.

Compact & Versatile Design:
With its medium-class size, balanced working equipment, and practical operating performance, the CAT 312D2 offers a useful combination of digging capability, maneuverability, and transport flexibility for different construction projects.

Comfortable Operator Cab:
The operator station features a practical layout, accessible controls, and good visibility around the working area, helping operators maintain comfortable and precise operation during extended working hours.

Versatile Attachment Compatibility:
The CAT 312D2 can be equipped with a range of attachments, including buckets, hydraulic breakers, rippers, grapples, augers, and other specialized tools, allowing the machine to adapt to different construction and earthmoving tasks.

Durable Working Equipment:
The boom, arm, bucket linkage, and major structural components are designed for demanding working conditions, providing dependable durability and long-term operating performance when properly maintained.

Easy Maintenance:
Accessible service and maintenance points help simplify routine inspections, lubrication, servicing, and preventive maintenance, making it easier to keep the excavator in reliable working condition.

Primary Application Scenarios

Road Construction & Maintenance:
Suitable for road excavation, drainage construction, earthwork, roadbed preparation, slope work, trenching, and general road maintenance operations.

Building & Infrastructure Construction:
Ideal for foundation excavation, site preparation, basement work, material loading, trenching, and general earthmoving on construction sites.

Municipal & Urban Construction:
Suitable for drainage systems, utility installation, pipeline construction, cable projects, and other municipal infrastructure applications where a medium-class excavator is required.

Land Development & Site Preparation:
Can be used for land clearing, grading, leveling, site preparation, pond excavation, landscaping, and general land development work.

Utility & Trenching Projects:
The CAT 312D2 is suitable for pipeline installation, cable trenching, water supply systems, drainage projects, and underground utility construction.

Quarry & General Excavation:
With its dependable digging performance and crawler stability, the 312D2 can be used for suitable quarrying, material handling, overburden removal, and general excavation applications.

General Earthmoving:
A versatile hydraulic crawler excavator for excavation, trenching, loading, material handling, site preparation, grading, and a variety of construction applications.