SANY SY305H Used Excavator Overview

The SANY SY305H is a popular 31-ton heavy-duty crawler excavator, widely used for quarrying, mass earthmoving and large infrastructure construction. It adopts the reliable Isuzu GH-6HK1 six-cylinder turbo diesel engine paired with SANY self-developed DOMCS intelligent hydraulic control system. This machine delivers strong digging power, stable continuous operation performance and excellent fuel economy, and it has gained solid recognition in the global second-hand machinery market.

Key Features

• High-performance Isuzu GH-6HK1 turbo diesel engine, large torque reserve, stable output under heavy continuous load. Spare parts are widely available across global markets, bringing low maintenance cost.
• DOMCS intelligent matching hydraulic system, optimizes power distribution between engine and hydraulic pump, reduces power loss and achieves obvious fuel saving compared with older generation models.
• Multiple optional working modes: Heavy, Standard, Light and Breaker modes. Operators can switch modes freely to match different working conditions and balance productivity and fuel consumption.
• Reinforced boom, arm and bucket with thickened high-strength steel plates and optimized welding technology. Great impact resistance and wear resistance, suitable for rock excavation and quarry loading tasks.
• Heavy-duty undercarriage with 8 bottom rollers and 2 top rollers on each side, 600mm wide track shoes, low ground pressure and stable performance on muddy and rough terrain.
• ROPS/FOPS certified spacious operator cabin, equipped with shock-absorbing seat, ergonomic joysticks and clear monitoring screen. It effectively reduces operator fatigue during long-hour heavy-duty work.
• Pre-installed auxiliary hydraulic pipelines, compatible with heavy-duty hydraulic breakers, rock grapples and other attachments to realize multi-purpose operation.
• Centralized maintenance layout for easy daily inspection and service, extending maintenance intervals and cutting machine downtime.
• Built-in intelligent remote monitoring system, real-time tracking of machine working status and fault diagnosis, convenient for equipment management.

Application Scenarios

Quarry rock excavation and truck loading, bulk earthmoving, highway and bridge construction, deep foundation excavation, water conservancy projects, mine land reclamation, heavy demolition and river dredging. It is a reliable heavy-duty excavator for medium quarries and large construction contractors.

Summary

The used SANY SY305H excavator enjoys high demand in the global second-hand construction machinery market. With strong digging performance, mature intelligent hydraulic control and reliable imported engine, it provides outstanding overall performance at competitive total operating cost. It is a cost-effective alternative to Japanese and European heavy excavators for buyers engaged in quarry and heavy earthmoving projects.