Agricultural Sprayer Gearbox – Replacement of Comer Code D27A D27J D27B

Specifications of Agricultural Sprayer Gearbox D27A/D27J/D27B

D27A

i	N1[rpm]	P1[kW]	M2[Nm]	Shaft Type		Input
				X	Z
4.00 5.25	540	22.1		1” 3/8 Z6		X
3.70 4.80	540	22.1	–	1” 3/8 Z6	L250 35	X
3.70 4.40	540	22.1	–	1” 3/8 Z6	L117 35	X
2.95 4.00	540	22.1		1” 3/8 Z6		X

i	N1[rpm]	P1[kW]	M2[Nm]	Shaft Type		Input
				X	Z
4.00 5.25	540	22.1	–	1” 3/8 Z6	L200 Φ30	X
3.69 4.36	540	22.1	–	1” 3/8 Z6	L253 40	X
2.95 4.00	540	22.1	–	1” 3/8 Z6	L200 40	X
2.95 4.00	540	22.1	–	1” 3/8 Z6	L250 40	X

Advantages of Agricultural Sprayer Gearbox

1. Efficient Power Transmission
   Agricultural sprayer gearboxes are designed to effectively transfer power from the tractor’s PTO system to the sprayer’s pump or spraying mechanism. This ensures that the sprayer operates at optimal efficiency, with the gearbox converting the high-speed, low-torque input from the tractor into the correct low-speed, high-torque output required for effective spraying. This efficient power transmission maximizes the sprayer’s performance, ensuring accurate and consistent spraying of pesticides, fertilizers, and other chemicals.
2. Speed Reduction and Torque Increase
   One of the key advantages of an agricultural sprayer gearbox is its ability to reduce the speed and increase the torque of the power input. Sprayers require lower speeds and higher torque to operate pumps and nozzles effectively, and the gearbox ensures these conditions are met. By slowing down the rotational speed from the tractor’s PTO while boosting the torque, the gearbox provides the necessary mechanical advantage for efficient spraying over large agricultural areas.
3. Durability and Longevity
   Agricultural sprayer gearboxes are built to withstand the harsh conditions of agricultural work. They are constructed with high-quality materials and robust engineering, which ensures durability and long-term performance. The ability to handle the high stresses and continuous operation common in agricultural environments makes these gearboxes highly reliable, reducing the need for frequent repairs or replacements. This longevity translates to a lower total cost of ownership for farmers.
4. Overload Protection
   Many agricultural sprayer gearboxes feature overload protection mechanisms, such as shear pins or clutches. These systems help protect the gearbox from sudden mechanical overloads, which can occur if the sprayer encounters an obstruction or if there is a sudden change in load. By absorbing excess strain and preventing damage to the internal components, overload protection increases the lifespan of the gearbox and ensures uninterrupted operation during critical spraying tasks.
5. Low Maintenance and Easy Lubrication
   Proper lubrication is essential for the smooth operation of any gearbox, and agricultural sprayer gearboxes are designed with easy-to-maintain lubrication systems. These systems ensure that the gears and moving parts are adequately lubricated, reducing friction and wear, and preventing overheating. With routine checks and maintenance, such as regular oil changes, the gearbox can maintain its efficiency and operate smoothly, requiring minimal maintenance over its lifespan. This ease of maintenance further reduces operational costs and downtime for farmers.

The agricultural sprayer gearbox offers numerous advantages, including efficient power transmission, speed reduction with torque increase, durability, overload protection, and low maintenance requirements. These features contribute to the gearbox’s reliability and efficiency, ensuring that sprayers perform effectively over time, even under harsh agricultural conditions. By optimizing performance and reducing downtime, the gearbox is an essential component for successful and cost-effective spraying operations.

PTO Shafts for Agricultural Sprayer Gearbox

1. Power Transmission Efficiency
   PTO (Power Take-Off) shafts play a crucial role in transmitting mechanical power from the tractor to the agricultural sprayer gearbox. The PTO shaft connects to the tractor’s PTO system, allowing the engine’s power to be transmitted through the shaft to the gearbox, which powers the sprayer pump and other essential components. This direct transfer of power ensures that the sprayer operates effectively, delivering the right amount of pressure and flow to the spray system for uniform chemical distribution.
2. Versatility and Compatibility
   PTO shafts are designed to be highly versatile and compatible with a wide range of agricultural sprayer gearboxes. With various sizes and configurations available, PTO shafts can easily be matched with different types of sprayers, from small, handheld units to large, tractor-mounted sprayers. Their universal design allows for seamless integration with various sprayer systems, making them a reliable solution for farmers using different sprayer models across diverse agricultural operations.
3. Durability and Robust Construction
   Agricultural sprayer gearboxes and PTO shafts are subjected to harsh field conditions, including exposure to dirt, moisture, and heavy loads. PTO shafts used with agricultural sprayer gearboxes are built from high-strength materials, such as alloy steel, which enhances their durability and resistance to wear. This robust construction ensures that the PTO shaft can withstand the repetitive stress and strains of agricultural operations, providing long-term reliability and minimizing the need for replacements or repairs.
4. Safety Features
   Many PTO shafts for agricultural sprayer gearboxes are equipped with built-in safety features, such as shear pins, clutches, or slip yokes. These safety mechanisms help prevent damage to both the PTO shaft and gearbox in case of sudden mechanical overloads or obstructions. When a mechanical overload occurs, the shear pin or clutch disconnects the shaft’s power transmission, preventing damage to the sprayer gearbox or other connected components. These safety features help reduce the risk of downtime and costly repairs, ensuring continuous operation.
5. Ease of Maintenance
   Regular maintenance of PTO shafts is essential for ensuring optimal performance and longevity. PTO shafts designed for agricultural sprayer gearboxes are built with ease of maintenance in mind. They are equipped with features like quick-connect couplings, grease fittings, and easy access points for lubrication. By maintaining proper lubrication and conducting regular inspections, farmers can ensure that the PTO shaft operates smoothly, minimizing friction and wear. Routine maintenance also extends the service life of both the PTO shaft and the connected sprayer gearbox, reducing the overall cost of ownership.

PTO shafts for agricultural sprayer gearboxes are essential components that efficiently transmit power from the tractor to the sprayer system. Their versatility, durability, and compatibility with various sprayer models make them a crucial part of modern farming operations. With built-in safety features and ease of maintenance, PTO shafts help ensure smooth operation, minimize downtime, and extend the life of both the PTO shaft and gearbox. For optimal performance and long-term reliability, regular maintenance and proper use of these shafts are key to sustaining efficient agricultural spraying operations.

About FMP

Headquartered in Italy, FMP is a leading manufacturer renowned for its expertise in the design, development, and production of high-performance gearboxes, with a particular focus on the agricultural machinery sector. With a reputation for precision engineering, innovative solutions, and unwavering reliability, FMP has become a trusted partner in addressing the evolving needs of both the agricultural and industrial sectors. Our diverse product range includes specialized gearboxes for lawn mowers, PTO shafts, and other essential components, all meticulously engineered to provide customized solutions across a broad spectrum of applications.

At FMP, we understand that each client has unique requirements and challenges. This is why we specialize in offering tailored solutions, whether for individual components or fully integrated systems. We work in close collaboration with our customers to ensure that every solution is not only effective but also efficient, optimizing both performance and value. Our commitment to providing quick, professional responses, coupled with expert guidance, ensures that every inquiry is treated with the utmost care and precision, leading to the best possible outcomes.

We prioritize open and continuous communication throughout the entire product development process. Our dedicated team works directly with clients to fully understand their specific needs, offering valuable insights and recommendations to ensure optimal solutions. Whether designing innovative products or fulfilling ongoing orders, FMP is committed to delivering high-quality, precision-engineered solutions on time, every time. Our goal is to provide clients with the best service and results, exceeding expectations with every project.

Quality is the cornerstone of FMP’s operations. We adhere to the highest manufacturing standards, implementing rigorous quality control measures to ensure that each product not only meets but exceeds industry standards. This unwavering commitment to quality, combined with our core values of integrity, teamwork, and perseverance, has enabled us to build long-lasting, trust-based relationships with clients across nearly 30 countries worldwide.

FMP is always open to fostering global partnerships and remains dedicated to offering expert advice and customized solutions that meet the diverse needs of our clients. We go beyond just supplying products; we aim to build enduring relationships that contribute to the success of every project. Whether you need innovative solutions for a new initiative or ongoing support for an existing system, FMP is here to tackle your technical challenges and ensure your continued success.

Author: CX