Product Description
Product Description
JHL marine stern drive is a new type of marine propulsion device. This machine is cast from high-quality aluminum alloy , processed by high precision horizontal machining center,The surface of the aluminum parts is anodized.It is a stern drive device with small size, light weight and excellent performance.
JHL stern drive integrates clutch and gear shifting functions, and has a very compact structure. It is installed on the stern and takes up very little space. It has forward, neutral and reverse gear,can also be steered by pushing the direction rod through the hydraulic cylinder,equipped with a large gear box to make the area of the rudder plate larger, the steering and rudder effect are very good, and the stern drive has its own electro-hydraulic lifting function, which can adjust the CHINAMFG attitude of the boat. . In actual use, it is more convenient to check and maintain the propeller, and it also improves the passability of the boat greatly .
Another major feature of the CHINAMFG stern drive,the gear oil can be replaced in the cabin, no need to lift the boat ashore. Propellers with different diameters and pitches can be selected according to different boat types, so it has a wider range of use ,which is suitable for boats under 20 meters.
Main specificatins
| No. | Items | Specifications |
| 1 | Model | EX1X165(150) |
| 2 | Main engine input power | 45-110Kw |
| 3 | Input Maximum speed | 5500rpm |
| 4 | Rated speed/Rated transmission torque | 3400rpm/0.29Kw/rim |
| 5 | Gear ratio | 1.65:1 /1.5:1 |
| 6 | Steering mode | Mechanical assist or manual hydraulic |
| 7 | Steering angle | 25° left and right |
| 8 | Mount angle | 13° |
| 9 | Forward propeller rotation direction (rear view) | Clockwise |
| 10 | Propeller maximum diameter | 405mm |
| 11 | Gear | F-N-R |
| 12 | Clutch Type | Spiral Cone Clutch |
| 13 | Control method | Front steering wheel |
| 14 | Installation method | Outside the hull-bolt fixing |
| 15 | Dimensions | L923*W402*H1047(mm) |
| 16 | Weight | 100Kg ±5 |
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FAQ
1. How to choose the right model ?
It depends on continuous output power, Voltage, Frequency and fuel type.
2. What is the warranty ?
One year.
we offer all spare parts free of charge during warranty period. After this period, spare parts are not free. What’s more, a set of spare parts will be shipped together with engine and generator set free of charge.
3 . How is the after sale service and maintenance?
A:We offer installation,repair and maintain service abroad. And online guide service if needed anytime. Our before-sale, in-sale and after-sale service are all trustable, you can name it.
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| Certification: | CCC, ISO9001 |
|---|---|
| Standard Component: | Standard Component |
| Technics: | Casting |
| Material: | Aluminum |
| Type: | Crankshaft |
| Materials: | Metal |
| Customization: |
Available
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How do pitch drives contribute to the adaptability and versatility of adjustable systems in various settings?
Pitch drives play a crucial role in enhancing the adaptability and versatility of adjustable systems across various settings. These drives enable precise control over the pitch angles of adjustable components, allowing them to respond dynamically to changing operating conditions. Here’s a detailed explanation of how pitch drives contribute to the adaptability and versatility of adjustable systems:
- Optimized Performance: By adjusting the pitch angles of blades, propellers, or other adjustable components, pitch drives optimize the performance of adjustable systems. In applications such as wind turbines or marine propulsion systems, pitch drives enable the system to capture maximum energy from the wind or water currents. By adjusting the pitch angles based on real-time conditions, such as wind speed or load demand, pitch drives ensure that the system operates at its peak performance, maximizing energy conversion, and overall efficiency.
- Load Control and Mitigation: Pitch drives provide load control capabilities, allowing adjustable systems to manage and mitigate excessive loads. By adjusting the pitch angles, the systems can redistribute the loads on components, reducing stress concentrations and minimizing the risk of fatigue or failure. This load control capability is particularly valuable in applications where adjustable systems operate under varying and unpredictable load conditions, such as wind turbines experiencing gusty winds or marine systems encountering wave-induced loads.
- Dynamic Response: The ability of pitch drives to adjust pitch angles in real-time enables adjustable systems to have a dynamic response to changing operating conditions. For example, in wind turbines, pitch drives can respond to sudden changes in wind speed or direction, allowing the blades to maintain optimal aerodynamic performance and prevent excessive loads. This dynamic response capability enhances the adaptability of adjustable systems, enabling them to quickly adjust and optimize their operation in response to environmental changes.
- Power Regulation: Pitch drives contribute to the adaptability of adjustable systems by enabling power regulation. By adjusting the pitch angles, the systems can control the power output or torque generation. This is particularly useful in applications such as wind turbines, where pitch drives can regulate the rotational speed of the blades to match the desired power output or grid requirements. This power regulation capability enhances the versatility of adjustable systems by allowing them to operate efficiently across a wide range of power demands or grid conditions.
- Operational Flexibility: Adjustable systems equipped with pitch drives offer operational flexibility in various settings. The ability to adjust pitch angles allows these systems to adapt to different operating conditions, load profiles, or environmental factors. For example, in wind turbines, pitch drives enable the system to operate optimally in both low and high wind speeds, maximizing energy capture across a wide range of wind conditions. This operational flexibility makes adjustable systems with pitch drives suitable for diverse applications and settings.
- System Protection: Pitch drives contribute to the adaptability and versatility of adjustable systems by providing system protection features. In situations where excessive loads, extreme weather conditions, or potential hazards are detected, pitch drives can adjust the pitch angles to protect the system from damage or unsafe operating conditions. This proactive system protection capability enhances the adaptability and safety of adjustable systems, allowing them to operate reliably and withstand challenging conditions.
In summary, pitch drives significantly contribute to the adaptability and versatility of adjustable systems by optimizing performance, enabling load control and mitigation, providing dynamic response, regulating power, offering operational flexibility, and ensuring system protection. These capabilities make pitch drives essential components in various settings, ranging from renewable energy generation to marine propulsion, where the ability to adjust and optimize system parameters is critical for efficient and reliable operation.

Can you provide examples of products or machinery that commonly use pitch drives?
There are several products and machinery in various industries that commonly use pitch drives for precise and controlled pitch adjustments. These pitch drives play a crucial role in optimizing performance, efficiency, and safety. Here are some examples of products or machinery that commonly use pitch drives:
- Wind Turbines: Pitch drives are extensively used in wind turbines to adjust the pitch angle of the turbine blades. By changing the pitch angle, the rotor’s aerodynamic characteristics can be optimized to capture the maximum amount of wind energy. Pitch drives allow wind turbine operators to control the rotational speed, regulate power output, and ensure safe operation under varying wind conditions.
- Helicopters: Helicopters rely on pitch drives to adjust the pitch angle of the rotor blades. Pitch adjustments enable the helicopter to generate lift, control its altitude, and maneuver in different directions. By changing the pitch angle of individual rotor blades, pitch drives allow for precise control of the helicopter’s flight characteristics, including stability, responsiveness, and load distribution.
- Marine Propulsion Systems: Pitch drives are commonly used in marine propulsion systems, such as controllable pitch propellers (CPP) or azimuth thrusters. Pitch adjustments in marine propulsion systems allow vessels to optimize their propulsion efficiency, maneuverability, and dynamic positioning capabilities. By changing the pitch angle of the propeller blades, pitch drives enable vessels to adapt to varying operating conditions, such as different speeds, sea states, or maneuvering requirements.
- Aircraft Propellers: Aircraft with variable-pitch propellers utilize pitch drives to adjust the pitch angle of the propeller blades. By changing the propeller blade pitch, the aircraft can optimize performance during different phases of flight, such as takeoff, climb, cruise, or descent. Pitch drives allow for efficient power management, improved thrust-to-weight ratio, and enhanced control over the aircraft’s speed and climb rate.
- Industrial Fans: Industrial fans, such as those used in HVAC systems or cooling applications, often incorporate pitch drives for blade angle adjustment. By adjusting the pitch angle of the fan blades, pitch drives enable precise control of airflow, pressure, and energy consumption. This control allows for optimized cooling performance, improved ventilation, and energy efficiency in industrial and commercial settings.
- Propulsion Systems for Unmanned Aerial Vehicles (UAVs): UAVs, or drones, commonly utilize pitch drives in their propulsion systems. By adjusting the pitch angle of the propellers, pitch drives enable UAVs to control their altitude, stability, and maneuverability. This control is crucial for various applications, including aerial photography, surveillance, package delivery, and scientific research.
These examples highlight the diverse range of products and machinery that commonly use pitch drives for precise and controlled pitch adjustments. Other industries, such as the automotive, robotics, and power generation sectors, may also employ pitch drives in specific applications where pitch angle control is essential for optimized performance and operational safety.

In what industries or scenarios are pitch drives commonly employed?
Pitch drives are commonly employed in various industries and scenarios where precise control over the pitch angle of rotating components is necessary. The utilization of pitch drives spans across multiple sectors due to the importance of controlling the performance and efficiency of rotating machinery. Here’s a detailed explanation of the industries and scenarios where pitch drives are commonly employed:
Pitch drives find extensive applications in the following industries:
- Aerospace and Aviation: In the aerospace and aviation industry, pitch drives are widely utilized in aircraft propulsion systems. They play a critical role in controlling the pitch angle of aircraft propellers or turbofan engines. By adjusting the pitch angle, pilots or automated control systems can optimize thrust, fuel efficiency, and overall aircraft performance. Pitch drives ensure efficient power delivery, maneuverability, and safe operation of aircraft.
- Renewable Energy: Pitch drives are essential components in wind turbines used for generating renewable energy. They allow for precise control of the pitch angle of wind turbine blades. By adjusting the pitch angle, wind turbines can optimize power output based on wind speed and direction. Pitch drives enable wind turbines to capture maximum wind energy, improve efficiency, and ensure safe operation under various wind conditions.
- Marine and Shipbuilding: In the marine and shipbuilding industry, pitch drives are commonly employed in ship propulsion systems. They control the pitch angle of ship propellers, azimuth thrusters, or waterjet propulsion systems. Pitch drives enable precise control of thrust and maneuverability, allowing ships to navigate efficiently in different operating conditions, such as varying speeds, sea states, and maneuvering requirements.
- Oil and Gas: Pitch drives are utilized in various applications within the oil and gas industry. They are employed in equipment such as gas compressors, pumps, and offshore drilling rigs. By controlling the pitch angle of rotating components, pitch drives optimize performance, efficiency, and flow characteristics in these systems. They ensure reliable and efficient operation in upstream, midstream, and downstream oil and gas processes.
- Power Generation: Pitch drives are also employed in power generation systems, particularly in hydroelectric power plants. They control the pitch angle of turbine blades in hydro turbines. By adjusting the pitch angle, the power output can be optimized based on water flow rates and electricity demand. Pitch drives allow for efficient utilization of water resources and enable stable and reliable power generation.
- Industrial Manufacturing: In the industrial manufacturing sector, pitch drives are used in various applications. They can be found in machinery such as fans, blowers, mixers, and agitators. By controlling the pitch angle of rotating components, pitch drives optimize airflow, fluid dynamics, and mixing efficiency in industrial processes. They ensure consistent and reliable performance in sectors such as chemical, pharmaceutical, food processing, and automotive manufacturing.
Overall, pitch drives are commonly employed in industries and scenarios where precise control over the pitch angle of rotating components is crucial. Their usage spans across aerospace, renewable energy, marine, oil and gas, power generation, and industrial manufacturing sectors, among others. Pitch drives enable optimization of performance, efficiency, and control in various applications, contributing to the smooth and reliable operation of machinery and systems.


editor by CX 2024-01-11