1. According to different control methods, power take-offs are divided into mechanical control, hydraulic control, air control, vacuum source control, electric control and other control methods, among which air control is more common;

2. According to different power output forms, it can usually be divided into transmission side power output form, transmission front power output form, transmission rear power output form, and engine front power output form.

A power take-off is a speed change gear, which is one or more sets of speed change gears, also known as a power take-off. The speed change gear is generally composed of a gearbox, a clutch and a controller. At present, power take-offs are used in dump trucks, so the domestic demand for power take-offs is relatively simple.