China factory Custom Shaft Drive Aluminum Alloy Linear Actuator 24V DC Motor vacuum pump distributors

Product Description

SLA07 Low noise small linear actuator



Product introduction

Aluminum alloy material, compact structure design, light weight, the use of DC motor turbo worm deceleration, built-in micro switch, can realize automatic stop after travel; Travel can be customized, low noise, simple installation, convenient operation; Can replace hydraulic pressure, air pressure and other traditional mechanical push-pull products, green environmental protection; Widely used in furniture industry and medical automation equipment industry.


Product Parameters


• Operating temperature -10°C to +65°C
• Aluminum alloy housing and aluminum alloy expansion tube (stainless steel travel tube is optional)
• Protection level IP54
•12, 24, 36, 48VDC
• Built-in micro switch
• Low noise design
• Stroke: 20mm~1000mm
• Speed range: 5mm/s~35mm/s
• Maximum thrust :3000N
• Operating frequency: 20%(10% at high speed)
• Maximum self-locking force :3800N
• Maximum working life of 50,000 times


Product drawing


                                                                 L1(minimum mounting distance) =120mm+ stroke

Stroke(mm) 50 100 300 500 700
L1(minimum mounting distance) 170 220 420 620 820
Weight(kg) 1.4 1.45 1.7 1.95 2.2

Product speed and load



Other products



Customer field visit


Packing picture



Factory picture

HangZhou CHINAMFG Machinery CO.,LTD. was founded in 2571,and located in ZouQu Town,a town with sppedy transportation, developed economy and gathering of talents,only hundreds kilometers to ZheJiang ,HangZhou and HangZhou with ZheJiang and Nangjing High Speed Way and Railway,and 20 minutes to HangZhou Airport,around this city,there are ZheJiang , HangZhou and HangZhou sea port.Now CHINAMFG has more than 100 employees with over 20 professionals,total 20 million capital and 12000 square CHINAMFG construction area.Company invests full-automatic motor production line and professional mould and injection facility.Now we have 5 advanced assembly lines and specilized inspection equipments, our products are widely used in recliner chair,office furniture ,fitness equipment,medical care and automobile etc areas and sold to Europe,USA and Southeast areas. As a professional linear actuator manufacturer ,Sunline can provide customerized services to achieve lifting,extend and adjust functions,at the same time,we can provide technical information consulting at products develop and assembly. The company established a research and development team by professional electrical engineers,mechanical engineers and electrical engineers to ensure to meet the requurement from customers and make perfect solution. CHINAMFG will insist the principle of “high standard,high quality ,lasting improvement and striving to the best”and focus on “customer first”,as our operation ideas”profession from dedication and outstanding from devoting”saying, we will provide excellent products and service and work hard to be the most specialized linear actuator manufacturer. We will make unceasing innovation and strive to first-class manufacturer in the industry,to provide you high qualified products and satisfied service is our target.

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Certification: CE, TUV
IP Rating: IP54
Limit Switch: Built-in
Voltage: 12V 24V 36V 48V
Standard Stroke: 20mm~1000mm
Max Thrust: 3000n
US$ 25.8/Piece
1 Piece(Min.Order)




dc motor

In which applications are DC motors commonly used, and what advantages do they offer?

DC (Direct Current) motors are widely used in various applications due to their versatility, controllability, and specific advantages they offer. Here’s a detailed explanation of the common applications of DC motors and the advantages they provide:

1. Robotics:

DC motors are extensively used in robotics for precise control of movement and manipulation. They provide high torque and speed control, allowing robots to perform tasks with accuracy and efficiency. DC motors enable robotic arms, grippers, and mobile robots to execute complex motions and interact with their environment effectively.

2. Industrial Automation:

In industrial automation, DC motors are employed in conveyors, actuators, and positioning systems. The ability to control the motor speed and torque makes them suitable for applications such as material handling, assembly lines, and CNC machines. DC motors offer precise control over acceleration, deceleration, and positioning, enhancing overall productivity and efficiency in manufacturing processes.

3. Electric Vehicles:

DC motors have been widely used in electric vehicles (EVs) for many years. They are commonly found in electric cars, motorcycles, and scooters. DC motors provide high torque from standstill, enabling efficient acceleration and smooth operation. They also offer regenerative braking capabilities, which help in energy recovery during deceleration, thereby increasing the vehicle’s overall efficiency.

4. Appliances:

DC motors are utilized in various household appliances, including fans, blenders, vacuum cleaners, and refrigerators. Their controllable speed and torque allow for efficient operation and improved energy consumption. In appliances where variable speed control is required, such as ceiling fans or blender settings, DC motors offer precise adjustment options to meet different user preferences.

5. Renewable Energy Systems:

DC motors play a crucial role in renewable energy systems, such as wind turbines and solar tracking systems. They convert the rotational energy from wind or sunlight into electrical energy. DC motors enable precise tracking of the sun’s movement for optimal solar energy collection and efficient conversion of wind energy into electricity.

6. Advantages of DC Motors:

DC motors offer several advantages that make them suitable for various applications:

  • Precise Speed Control: DC motors provide accurate and adjustable speed control, allowing for precise regulation of motor output.
  • High Starting Torque: DC motors deliver high torque at startup, making them suitable for applications requiring quick acceleration or heavy loads.
  • Controllability: DC motors can be easily controlled using voltage regulation, current limiting, and feedback control techniques.
  • Efficiency: DC motors have high efficiency, especially when operating at lower speeds.
  • Reliability: DC motors are known for their robustness and reliability, requiring minimal maintenance.
  • Compact Size: DC motors are available in various sizes and can be designed compactly, making them suitable for applications with space constraints.

These advantages make DC motors an attractive choice in various industries and applications where precise control, high starting torque, and reliability are essential.

dc motor

How do DC motors compare to AC motors in terms of performance and efficiency?

When comparing DC (Direct Current) motors and AC (Alternating Current) motors, several factors come into play, including performance and efficiency. Here’s a detailed explanation of how DC motors and AC motors compare in terms of performance and efficiency:

1. Performance:

Speed Control: DC motors typically offer better speed control compared to AC motors. DC motors can be easily controlled by varying the voltage applied to the armature, allowing for precise and smooth speed regulation. On the other hand, AC motors rely on complex control methods such as variable frequency drives (VFDs) to achieve speed control, which can be more challenging and costly.

Starting Torque: DC motors generally provide higher starting torque compared to AC motors. The presence of a separate field winding in DC motors allows for independent control of the field current, enabling higher torque during motor startup. AC motors, especially induction motors, typically have lower starting torque, requiring additional starting mechanisms or devices.

Reversibility: DC motors offer inherent reversibility, meaning they can easily change their rotational direction by reversing the polarity of the applied voltage. AC motors, particularly induction motors, require more complex control mechanisms to achieve reversible operation.

Dynamic Response: DC motors have faster dynamic response characteristics compared to AC motors. They can quickly accelerate or decelerate, making them suitable for applications that require rapid changes in speed or precise control, such as robotics or servo systems.

2. Efficiency:

Full Load Efficiency: AC motors, especially three-phase induction motors, generally exhibit higher full load efficiencies compared to DC motors. This efficiency advantage is primarily due to the absence of commutation and the use of a rotating magnetic field in AC motors, which results in reduced energy losses and improved efficiency.

Partial Load Efficiency: DC motors can have higher efficiency at partial loads compared to AC motors. DC motors can be controlled by adjusting the armature voltage, allowing them to operate at reduced power while maintaining relatively high efficiency. AC motors, especially induction motors, may experience reduced efficiency at partial loads due to factors such as increased iron losses and reduced power factor.

Regenerative Braking: DC motors offer the advantage of regenerative braking, where the motor acts as a generator and converts kinetic energy into electrical energy during deceleration or braking. This regenerative braking capability allows for energy recovery, increasing overall system efficiency. AC motors typically require additional components or systems to achieve regenerative braking.

Power Factor: AC motors, when properly designed and operated, can have a power factor close to unity. This means that they draw relatively low reactive power from the electrical grid, resulting in improved power system efficiency. DC motors, on the other hand, may exhibit a lower power factor and require power factor correction measures if necessary.

In summary, DC motors and AC motors have their respective strengths and weaknesses in terms of performance and efficiency. DC motors excel in speed control, starting torque, reversibility, and dynamic response. AC motors, particularly three-phase induction motors, generally offer higher full load efficiency and power factor. However, DC motors can achieve higher efficiency at partial loads and have the advantage of regenerative braking. The choice between DC motors and AC motors depends on the specific application requirements, cost considerations, and the desired balance between performance and efficiency.

dc motor

What are the environmental implications of using DC motors, particularly in green technologies?

DC (Direct Current) motors offer several environmental benefits when used in green technologies. Their characteristics and operational advantages contribute to reducing environmental impact compared to other motor types. Here’s a detailed explanation of the environmental implications of using DC motors, particularly in green technologies:

1. Energy Efficiency:

DC motors are known for their high energy efficiency. Compared to AC (Alternating Current) motors, DC motors generally have lower energy losses and can convert a larger proportion of electrical input power into mechanical output power. This increased efficiency results in reduced energy consumption, leading to lower greenhouse gas emissions and decreased reliance on fossil fuels for electricity generation.

2. Renewable Energy Integration:

DC motors are well-suited for integration with renewable energy sources. Many green technologies, such as solar photovoltaic systems and wind turbines, produce DC power. By utilizing DC motors directly in these systems, the need for power conversion from DC to AC can be minimized, reducing energy losses associated with conversion processes. This integration improves the overall system efficiency and contributes to a more sustainable energy infrastructure.

3. Battery-Powered Applications:

DC motors are commonly used in battery-powered applications, such as electric vehicles and portable devices. The efficiency of DC motors ensures optimal utilization of the limited energy stored in batteries, resulting in extended battery life and reduced energy waste. By utilizing DC motors in these applications, the environmental impact of fossil fuel consumption for transportation and energy storage is reduced.

4. Reduced Emissions:

DC motors, especially brushless DC motors, produce fewer emissions compared to internal combustion engines or motors that rely on fossil fuels. By using DC motors in green technologies, such as electric vehicles or electrically powered equipment, the emission of greenhouse gases and air pollutants associated with traditional combustion engines is significantly reduced. This contributes to improved air quality and a reduction in overall carbon footprint.

5. Noise Reduction:

DC motors generally operate with lower noise levels compared to some other motor types. The absence of brushes in brushless DC motors and the smoother operation of DC motor designs contribute to reduced noise emissions. This is particularly beneficial in green technologies like electric vehicles or renewable energy systems, where quieter operation enhances user comfort and minimizes noise pollution in residential or urban areas.

6. Recycling and End-of-Life Considerations:

DC motors, like many electrical devices, can be recycled at the end of their operational life. The materials used in DC motors, such as copper, aluminum, and various magnets, can be recovered and reused, reducing the demand for new raw materials and minimizing waste. Proper recycling and disposal practices ensure that the environmental impact of DC motors is further mitigated.

The use of DC motors in green technologies offers several environmental benefits, including increased energy efficiency, integration with renewable energy sources, reduced emissions, noise reduction, and the potential for recycling and end-of-life considerations. These characteristics make DC motors a favorable choice for sustainable and environmentally conscious applications, contributing to the transition to a greener and more sustainable future.

China factory Custom Shaft Drive Aluminum Alloy Linear Actuator 24V DC Motor   vacuum pump distributorsChina factory Custom Shaft Drive Aluminum Alloy Linear Actuator 24V DC Motor   vacuum pump distributors
editor by CX 2024-04-12