Huachy HC390 is a 37.5 ton excavator used for large-scale construction works and mining projects, with a bucket capacity 1.8 m³(standard) .  HC390 uses ISUZU6HK1X engine, 300kw, Max. digging height 9800mm, Max. dumping height 6830mm. HC390 excavator is a big hydraulic excavator specially designed for intensive earthwork operations. It adopts a self-developed electronically controlled positive flow hydraulic system, equipped with PIC feedforward intelligent control technology, a customized low-speed high-torque engine, a new ROPS positive pressure cab, a mining-enhanced chassis system, and a heavy-duty working device. It is energy-saving and efficient, with better customer experience and stronger adaptability to working conditions. It is widely used in excavation, loading and crushing operations in large-scale infrastructure, municipal key projects, large-scale earthwork projects, mining projects and other places.

*Outstanding power system

The 39-40 ton excavator customized engine has low consumption, low noise, strong power, durability, reliable performance, sufficient power reserve and excellent high-altitude adaptability. The large-displacement main pump is consistent with the engine's economic zone, which is both energy-saving and noise-reducing. After program optimization, it runs smoothly, is highly efficient, and can reduce fuel consumption by 5-8%.

*Smooth control experience

HC390 upgraded main control spool is equipped with a customized handle to ensure excellent human-machine coordination. The high-torque rotary motor makes the compound action responsive, and the standard buffer valve improves the comfort of the action.

*Sturdy and durable structure

The heavy-duty walking parts of HC390 are equipped with an extended chassis, "D" type slewing beam, integrated casting connectors, reinforced booms, and optimized wear-resistant buckets to reduce resistance, the whole vehicle is stable, and the digging force is strong, suitable for harsh working conditions.

*Comfort and safety guarantee

HC390 excavator commercial vehicle-level NVH optimization, smooth and comfortable. The ROPS cab is safe and has a wide field of vision. The seat is comfortable and equipped with Bluetooth speakers and automatic air conditioning. Convenient maintenance and expansion The large-angle hood is firmly welded and spring-assisted opening is convenient. The full-angle layout is convenient for maintenance. Various accessories can meet the needs of different working conditions and expand the scope of application.