China Standard 7ik750gn-Af 750W 110V 50Hz/60Hz Single Phase AC Induction Gear Motor manufacturer

Product Description




7IK750A-AF 750W 110V 50HZ/60HZ Single Phase AC Induction Motor

Our company focuses on the production of Micro, Compact and Large AC Geared Motors, Permanent Magnet Brushed DC Motors, Stepper Motors, Servo Motors, High-precision Planetary Reducers, Hypoids, Speed Controllers, Inverters, etc.; Products can be independently combined, matched, and diversified solutions according to your demands.


Our products are widely used in various industrial assembly lines, intelligent equipment, animal husbandry machinery, printing machinery, textile machinery, instrumentation, food machinery, power transmission and transformation equipment, gate machines, medical equipment, logistics equipment, security inspection facilities, financial equipment, New energy, industrial robots and other industries.


If you can not find suitable models on our shop, please feel free to send your detailed demands, we will suggest the most suitable models for you.


Motor Specifications

Motor Type Motor Model Power Voltage Frequency Current Starting
Rated Torque Rated Speed Rated Time Capacitor
Motor with Round Shaft Motor with Gear Shaft W V Hz A N.m N.m RPM min μF/VAC
Induction Motor 7IK750A-AF 7IK750GN-AF 750 1PH110 50 9.7 8.57 5.04 1400 Continuous 80/250
60 9.7 7.16 4.21 1680 Continuous 80/250
7IK750A-CF 7IK750GN-CF 750 1PH220 50 4.85 8.57 5.04 1400 Continuous 24/450
60 4.85 7.16 4.21 1680 Continuous 24/450
7IK750A-SF 7IK750GN-SF 750 3PH220 50 3.64 11.78 5.12 1400 Continuous /
60 3.64 9.8 4.26 1680 Continuous /
7IK750A-UF 7IK750GN-UF 750 3PH380 50 2.10  11.78 5.12 1400 Continuous /
60 2.10  9.8 4.26 1680 Continuous /
Reversibal Motor 7RK750A-AF 7RK750GN-AF 750 1PH110 50 9.7 8.57 5.04 1400 30 80/250
60 9.7 7.16 4.21 1680 30 80/250
7RK750A-CF 7RK750GN-CF 750 1PH220 50 4.85 8.57 5.04 1400 30 24/450
60 4.85 7.16 4.21 1680 30 24/450
Brake Motor 7IK750A-AFM 7IK750GN-AMF 750 1PH110 50 9.7 8.57 5.04 1400 30 80/250
60 9.7 7.16 4.21 1680 30 80/250
7IK750A-CFM 7IK750GN-CMF 750 1PH220 50 4.85 8.57 5.04 1400 30 24/450
60 4.85 7.16 4.21 1680 30 24/450
7IK750A-SFM 7IK750GN-SFM 750 3PH220 50 3.64 11.78 5.12 1400 Continuous /
60 3.64 9.8 4.26 1680 Continuous /
7IK750A-UFM 7IK750GN-UFM 750 3PH380 50 2.10  11.78 5.12 1400 Continuous /
60 2.10  9.8 4.26 1680 Continuous /
Motor Type Motor Model Power Voltage Frequency Speed Control Range Starting
Rated Torque
Rated Time Capacitor
Motor with Round Shaft Motor with Gear Shaft W V Hz RPM N.m 90RPM 1400RPM min μF/VAC
Speed Control Motor 7IK750RA-AF 7IK750RGU-AF 750 1PH110 50 90-1400 8.57 2.05 5.04 Continuous 80/250
60 90-1680 7.16 2.05 4.21 Continuous 80/250
7IK750RA-CF 7IK750RGU-CF 750 1PH220 50 90-1400 7.57 2.05 5.04 Continuous 25/450
60 90-1680 7.16 2.05 4.21 Continuous




Gearbox Ratio, Speed and Torque
















Lunyee Industries Development Co., Ltd. is a leading manufacturer for factory automation (FA) products, we focus on power transmission and motion control solutions!


Our main production are power transmission products like AC and DC(brush/brushless) gear motor, stepper motor, high precision planetary gearbox (spur/helical gear) for stepping motor etc.





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Application: Industrial
Speed: Constant Speed
Number of Stator: Single-Phase
Function: Driving
Casing Protection: Open Type
Number of Poles: 4
US$ 116/Piece
1 Piece(Min.Order)




gear motor

What are the maintenance requirements for gear motors, and how can longevity be maximized?

Gear motors, like any mechanical system, require regular maintenance to ensure optimal performance and longevity. Proper maintenance practices help prevent failures, minimize downtime, and extend the lifespan of gear motors. Here are some maintenance requirements for gear motors and ways to maximize their longevity:

1. Lubrication:

Regular lubrication is essential for gear motors to reduce friction, wear, and heat generation. The gears, bearings, and other moving parts should be properly lubricated according to the manufacturer’s recommendations. Lubricants should be selected based on the motor’s specifications and operating conditions. Regular inspection and replenishment of lubricants, as well as periodic oil or grease changes, should be performed to maintain optimal lubrication levels and ensure long-lasting performance.

2. Inspection and Cleaning:

Regular inspection and cleaning of gear motors are crucial for identifying any signs of wear, damage, or contamination. Inspecting the gears, bearings, shafts, and connections can help detect any abnormalities or misalignments. Cleaning the motor’s exterior and ventilation channels to remove dust, debris, or moisture buildup is also important in preventing malfunctions and maintaining proper cooling. Any loose or damaged components should be repaired or replaced promptly.

3. Temperature and Environmental Considerations:

Monitoring and controlling the temperature and environmental conditions surrounding gear motors can significantly impact their longevity. Excessive heat can degrade lubricants, damage insulation, and lead to premature component failure. Ensuring proper ventilation, heat dissipation, and avoiding overloading the motor can help manage temperature effectively. Similarly, protecting gear motors from moisture, dust, chemicals, and other environmental contaminants is vital to prevent corrosion and damage.

4. Load Monitoring and Optimization:

Monitoring and optimizing the load placed on gear motors can contribute to their longevity. Operating gear motors within their specified load and speed ranges helps prevent excessive stress, overheating, and premature wear. Avoiding sudden and frequent acceleration or deceleration, as well as preventing overloading or continuous operation near the motor’s maximum capacity, can extend its lifespan.

5. Alignment and Vibration Analysis:

Proper alignment of gear motor components, such as gears, couplings, and shafts, is crucial for smooth and efficient operation. Misalignment can lead to increased friction, noise, and premature wear. Regularly checking and adjusting alignment, as well as performing vibration analysis, can help identify any misalignment or excessive vibration that may indicate underlying issues. Addressing alignment and vibration problems promptly can prevent further damage and maximize the motor’s longevity.

6. Preventive Maintenance and Regular Inspections:

Implementing a preventive maintenance program is essential for gear motors. This includes establishing a schedule for routine inspections, lubrication, and cleaning, as well as conducting periodic performance tests and measurements. Following the manufacturer’s guidelines and recommendations for maintenance tasks, such as belt tension checks, bearing replacements, or gear inspections, can help identify and address potential issues before they escalate into major failures.

By adhering to these maintenance requirements and best practices, the longevity of gear motors can be maximized. Regular maintenance, proper lubrication, load optimization, temperature control, and timely repairs or replacements of worn components contribute to the reliable operation and extended lifespan of gear motors.

gear motor

Can you explain the role of backlash in gear motors and how it’s managed in design?

Backlash plays a significant role in gear motors and is an important consideration in their design and operation. Backlash refers to the slight clearance or play between the teeth of gears in a gear system. It affects the precision, accuracy, and responsiveness of the gear motor. Here’s an explanation of the role of backlash in gear motors and how it is managed in design:

1. Role of Backlash:

Backlash in gear motors can have both positive and negative effects:

  • Compensation for Misalignment: Backlash can help compensate for minor misalignments between gears, shafts, or the load. It allows a small amount of movement before engaging the next set of teeth, reducing the risk of damage due to misalignment. This can be particularly beneficial in applications where precise alignment is challenging or subject to variations.
  • Negative Impact on Accuracy and Responsiveness: Backlash can introduce a delay or “dead zone” in the motion transmission. When changing the direction of rotation or reversing the load, the gear teeth must first overcome the clearance or play before engaging in the opposite direction. This delay can reduce the overall accuracy, responsiveness, and repeatability of the gear motor, especially in applications that require precise positioning or rapid changes in direction or speed.

2. Managing Backlash in Design:

Designers employ various techniques to manage and minimize backlash in gear motors:

  • Tight Manufacturing Tolerances: Proper manufacturing techniques and tight tolerances can help minimize backlash. Precision machining and quality control during the production of gears and gear components ensure closer tolerances, reducing the amount of play between gear teeth.
  • Preload or Pre-tensioning: Applying a preload or pre-tensioning force to the gear system can help reduce backlash. This technique involves introducing an initial force or tension that eliminates the clearance between gear teeth. It ensures immediate contact and engagement of the gear teeth, minimizing the dead zone and improving the overall responsiveness and accuracy of the gear motor.
  • Anti-Backlash Gears: Anti-backlash gears are designed specifically to minimize or eliminate backlash. They typically feature modifications to the gear tooth profile, such as modified tooth shapes or special tooth arrangements, to reduce clearance. Anti-backlash gears can be used in gear motor designs to improve precision and minimize the effects of backlash.
  • Backlash Compensation: In some cases, backlash compensation techniques can be employed. These techniques involve monitoring the position or movement of the load and applying control algorithms to compensate for the backlash. By accounting for the clearance and adjusting the control signals accordingly, the effects of backlash can be mitigated, improving accuracy and responsiveness.

3. Application-Specific Considerations:

The management of backlash in gear motors should be tailored to the specific application requirements:

  • Positioning Accuracy: Applications that require precise positioning, such as robotics or CNC machines, may require tighter backlash control to ensure accurate and repeatable movements.
  • Dynamic Response: Applications that involve rapid changes in direction or speed, such as high-speed automation or servo control systems, may require reduced backlash to maintain responsiveness and minimize overshoot or lag.
  • Load Characteristics: The nature of the load and its impact on the gear system should be considered. Heavy loads or applications with significant inertial forces may require additional backlash management techniques to maintain stability and accuracy.

In summary, backlash in gear motors can affect precision, accuracy, and responsiveness. While it can compensate for misalignments, backlash may introduce delays and reduce the overall performance of the gear motor. Designers manage backlash through tight manufacturing tolerances, preload techniques, anti-backlash gears, and backlash compensation methods. The management of backlash depends on the specific application requirements, considering factors such as positioning accuracy, dynamic response, and load characteristics.

gear motor

Can you explain the advantages of using gear motors in various mechanical systems?

Gear motors offer several advantages when utilized in various mechanical systems. Their unique characteristics make them well-suited for applications that require controlled power transmission, precise speed control, and torque amplification. Here’s a detailed explanation of the advantages of using gear motors:

1. Torque Amplification:

One of the key advantages of gear motors is their ability to amplify torque. By using different gear ratios, gear motors can increase or decrease the output torque from the motor. This torque amplification is crucial in applications that require high torque output, such as lifting heavy loads or operating machinery with high resistance. Gear motors allow for efficient power transmission, enabling the system to handle demanding tasks effectively.

2. Speed Control:

Gear motors provide precise speed control, allowing for accurate and controlled movement in mechanical systems. By selecting the appropriate gear ratio, the rotational speed of the output shaft can be adjusted to match the requirements of the application. This speed control capability ensures that the mechanical system operates at the desired speed, whether it needs to be fast or slow. Gear motors are commonly used in applications such as conveyors, robotics, and automated machinery, where precise speed control is essential.

3. Directional Control:

Another advantage of gear motors is their ability to control the rotational direction of the output shaft. By using different types of gears, such as spur gears, bevel gears, or worm gears, the direction of rotation can be easily changed. This directional control is beneficial in applications that require bidirectional movement, such as in actuators, robotic arms, and conveyors. Gear motors offer reliable and efficient directional control, contributing to the versatility and functionality of mechanical systems.

4. Efficiency and Power Transmission:

Gear motors are known for their high efficiency in power transmission. The gear system helps distribute the load across multiple gears, reducing the strain on individual components and minimizing power losses. This efficient power transmission ensures that the mechanical system operates with optimal energy utilization and minimizes wasted power. Gear motors are designed to provide reliable and consistent power transmission, resulting in improved overall system efficiency.

5. Compact and Space-Saving Design:

Gear motors are compact in size and offer a space-saving solution for mechanical systems. By integrating the motor and gear system into a single unit, gear motors eliminate the need for additional components and reduce the overall footprint of the system. This compact design is especially beneficial in applications with limited space constraints, allowing for more efficient use of available space while still delivering the necessary power and functionality.

6. Durability and Reliability:

Gear motors are designed to be robust and durable, capable of withstanding demanding operating conditions. The gear system helps distribute the load, reducing the stress on individual gears and increasing overall durability. Additionally, gear motors are often constructed with high-quality materials and undergo rigorous testing to ensure reliability and longevity. This makes gear motors well-suited for continuous operation in industrial and commercial applications, where reliability is crucial.

By leveraging the advantages of torque amplification, speed control, directional control, efficiency, compact design, durability, and reliability, gear motors provide a reliable and efficient solution for various mechanical systems. They are widely used in industries such as robotics, automation, manufacturing, automotive, and many others, where precise and controlled mechanical power transmission is essential.

China Standard 7ik750gn-Af 750W 110V 50Hz/60Hz Single Phase AC Induction Gear Motor   manufacturer China Standard 7ik750gn-Af 750W 110V 50Hz/60Hz Single Phase AC Induction Gear Motor   manufacturer
editor by CX 2024-04-02

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