Hydraulic excavators are mainly composed of engines, hydraulic systems, working devices, traveling devices and electrical controls. The hydraulic system consists of hydraulic pumps, control valves, hydraulic cylinders, hydraulic motors, pipelines, fuel tanks, etc. The electrical control system includes monitoring panels, engine control systems, pump control systems, various sensors, solenoid valves, etc.The slewing and traveling device is the body of the hydraulic excavator, and the upper part of the turntable is equipped with a power device and a transmission system. The engine is the power source of the hydraulic excavator.

Tonkee provide all kinds of high-quality excavator parts to construction machinery companies, construction machinery leasing companies, and earthmoving contracting companies. And provide electrical equipment, Power distribution enclosure, electrical cabinets to ensure the smooth progress of construction projects.