Agricultural Sprayer Gearbox EPA25 Ratio 1:4 Helical Bevel Gear Speed Increaser Gearboxes
An agricultural sprayer gearbox is a mechanical component that is part of a sprayer system used in farming and agriculture. It plays a vital role in transmitting power from the sprayer’s engine to the spray pump, enabling the efficient and effective distribution of agricultural chemicals, such as pesticides, herbicides, and fertilizers, onto crops.
An agricultural sprayer gearbox is a mechanical component that is part of a sprayer system used in farming and agriculture. It plays a vital role in transmitting power from the sprayer's engine to the spray pump, enabling the efficient and effective distribution of agricultural chemicals, such as pesticides, herbicides, and fertilizers, onto crops.
The gearbox is responsible for converting the rotational motion generated by the engine into the desired speed and torque needed to operate the spray pump. It consists of a series of gears and shafts that work together to achieve the desired power transfer and speed control. The gearbox is designed with specific gear ratios to match the requirements of different spraying applications. The gear ratio determines the relationship between the rotational speed of the engine and the spray pump, allowing for precise control over the spray output.
By adjusting the gear ratio, the gearbox enables operators to control the speed at which the spray pump operates. This control is crucial for achieving the desired spray pattern, coverage, and droplet size, optimizing the effectiveness of crop protection treatments. Agricultural sprayer gearboxes are built to be durable and withstand the harsh conditions of agricultural operations. They are typically constructed using robust materials, such as cast iron or aluminum, to ensure strength, longevity, and resistance to wear and tear.
Specifications of Agricultural Sprayer Gearbox EPA25
Model NO.: | EPA25 | Product name | Agricultural Gearbox |
Ratio | 1:4 | Housing Material | Cast iron |
Input (rpm) | 540 | Gear material | 20CrMnTi Steel |
Output (rpm) | 2140 | Shaft material | 20CrMnTi Steel |
Kw (HP) | 22/30 | Toothing | Helical Teeth |
Input torque (N.M) | 392 | Customized support | OEM, ODM |
Output torque (N.m) | 97 | Warranty | 1 year |
Weight (KG) | 16 | Fit for | Sprayers |
Dimensions of Agricultural Sprayer Gearbox EPA25
Advantages of Agricultural Sprayer Gearbox EPA25
The agricultural sprayer gearbox EPA25 offers several advantages for farmers and agricultural operations. Here are some of the key benefits:
1. Efficient Power Transmission: The sprayer gearbox is designed to provide efficient power transmission from the engine to the sprayer pump. It ensures that the rotational motion from the engine is effectively converted into the desired speed and torque required by the pump, resulting in optimal spraying performance. This efficiency helps reduce energy waste and allows for the effective use of available power.
2. Versatility: The gearbox is versatile and compatible with a wide range of sprayer models and applications. It can be integrated into different sprayer systems, including tow-behind and tractor-mounted sprayers. This versatility makes it a flexible choice for various farming operations, allowing farmers to use it with different equipment setups.
3. Precise Gear Ratio: The agricultural gearbox is designed with a precise gear ratio that matches the requirements of agricultural spraying applications. The gear ratio determines the speed at which the pump operates relative to the engine speed, ensuring accurate and consistent application of chemicals onto crops. A proper gear ratio helps achieve the desired spray pattern, coverage, and droplet size, optimizing the effectiveness of crop protection treatments.
4. Durability and Longevity: The agricultural sprayer gearbox is built to withstand the demanding conditions of agricultural operations. It is constructed with robust materials and designed to be highly durable, capable of withstanding the rigors of continuous use in the field. This durability ensures that the gearbox can withstand harsh environments, vibrations, and impacts, resulting in a longer lifespan and reduced maintenance requirements.
5. Easy Maintenance: The EPA25 sprayer gearbox is designed for ease of maintenance. It typically incorporates features such as accessible lubrication points, drain plugs, and inspection covers, making routine maintenance tasks straightforward. Regular maintenance, including lubrication and inspection, helps ensure the gearbox operates smoothly and extends its lifespan.
6. Improved Spray Efficiency and Productivity: The precise gear ratio and efficient power transmission offered by the agricultural sprayer gearbox EPA25 contribute to improved spray efficiency and productivity. The gearbox ensures that the pump operates at the optimal speed and torque, resulting in consistent spray output and accurate application of chemicals. This, in turn, leads to improved crop protection, reduced chemical waste, and enhanced farming productivity.

A sprayer gearbox in agricultural equipment plays a critical role in ensuring that the sprayer system operates effectively, by transmitting mechanical power from the engine or motor to the sprayer pump and other moving parts. Here’s a detailed breakdown of how a sprayer gearbox functions:
Components of a Sprayer Gearbox
- Input Shaft: This is connected to the power source, which can be a tractor’s power take-off (PTO), an engine, or an electric motor. The input shaft receives rotational energy directly from the power source.
- Gears: Inside the gearbox, there are multiple gears that increase or decrease the speed of rotation. Depending on the design, these might include spur gears, bevel gears, or helical gears. These gears are crucial for adjusting the output speed and torque according to the needs of the sprayer system.
- Output Shaft: The output shaft is connected to the gears and transmits the modified speed and torque from the gearbox to the sprayer pump or other components that require mechanical power.
Working Mechanism
- Power Transmission: When the sprayer is activated, power from the tractor or motor is transferred to the input shaft of the gearbox. This shaft rotates at the speed provided by the engine.
- Speed and Torque Adjustment: As the input shaft rotates, it drives the gears within the gearbox. These gears are configured to modify the input speed and torque based on the mechanical requirements of the sprayer. For example, if high torque is needed at a lower speed to pump a heavy fluid, the gearbox can reduce the speed while increasing the torque.
- Power Output: The output shaft then takes the adjusted rotational force (speed and torque) and transfers it to the sprayer pump. The pump uses this power to pressurize and push the agricultural chemicals (like pesticides, herbicides, or fertilizers) through the system and out through the nozzles.
- Spraying Action: Finally, the chemical solution is sprayed onto the crops or soil through nozzles that are part of the sprayer system. The pattern and pressure of the spray can be adjusted by controlling the gearbox output, ensuring efficient and even distribution.

Common Applications of Agricultural Sprayer Gearbox
Agricultural sprayer gearboxes have a wide range of applications in different farming practices. Here are some specific agricultural applications where agricultural sprayer gearboxes are commonly used:
(1) Crop Protection: Agricultural sprayer gearboxes play a vital role in crop protection by facilitating the application of pesticides, herbicides, and fungicides. They are used in sprayers to power the spray pump, ensuring that the chemicals are effectively distributed onto the crops. Gearboxes enable precise control over the spray output, allowing farmers to target pests, diseases, and weeds, thus promoting crop health and maximizing yields.
(2) Fertilizer Application: Gearboxes are utilized in sprayers for the application of fertilizers, both liquid and granular forms. They help power the fertilizer pump, ensuring an even and accurate distribution of nutrients onto the fields. The gear ratio of the gearbox allows for control over the application rate, ensuring that crops receive the required amount of fertilizers for optimal growth and productivity.
(3) Weed Control: Agricultural sprayer gearboxes are used in sprayers for weed control applications. They power the spray pump, allowing for the precise application of herbicides to target and suppress weed growth. Gearboxes enable farmers to adjust the spray pattern, droplet size, and application rate, improving the effectiveness of weed control measures while minimizing chemical waste.
(4) Specialty Crop Applications: Gearboxes find extensive use in specialized agricultural practices such as vineyard management, orchard spraying, and nursery operations. They power sprayers tailored to the specific requirements of these crops, enabling precise spraying and ensuring optimal coverage and protection. Gearboxes allow for efficient spraying in narrow rows, uneven terrain, or areas with restricted access, contributing to crop health and quality.
(5) Livestock and Animal Husbandry: Agricultural sprayer gearboxes are also utilized in livestock and animal husbandry applications. They power sprayers used for disinfecting livestock housing, treating animal bedding, or applying insecticides to control pests. Gearboxes enable farmers to efficiently apply treatments and maintain a healthy environment for livestock and poultry.

We also offer other types of agricultural gearboxes, such as rotary cutter gearboxes, fertilizer spreader gearboxes, lawn mower gearboxes, post hole digger gearboxes, rotary tiller gearboxes, corn headers gearboxes, fertilizer mixer gearboxes, feed mixer gearboxes, flail mower gearboxes, round baler gearboxes, square baler gearboxes, irrigation reels gearboxes, agricultural sprayer gearboxes, manure spreader gearboxes, rotary rake gearboxes, cutting bar gearboxes, gearbox for hay tedders, etc. If you want to buy a agricultural sprayer gearbox, please get in touch with us.