China Standard 19mm 25 mm 38mm Tubular Motor for Roller Blind with Remote Controller and smart adaptor wifi bridge Tuya Alexa smart app control with Best Sales

Warranty: 5years
Model Number: SF-MJ15717
Type: Asynchronous Motor
Phase: Three-phase
Protect Feature: Explosion-proof
AC Voltage: 115/120 V
Efficiency: IE 1
Size Available: Width 20cm~300cm, Length 15cm~350cm
Color Options: 17 colors for selection,also custom-made other colors
Light Control: a. Half-Lightfilter b. Light-Proof
Operation Systems Options: Standard Cord
Soil and Dust Resistant: Yes
Safety Features: Yes
UV Protection: 75%-90%
Supply Ability: 180000 Piece/Pieces per Month
Packaging Details: PVC clear box with carton paper box
Port: HangZhou/ZheJiang /HangZhou
Packaging Details: 1pcs per PET bag

38mm Tubular Motor for Electric Blinds Rechargeable Lithum Battery Motor can connect with Alexa google homeProduct information: 1. 38mm tube plug-in motor Input voltage: 100-240v~50/60Hz; Current: 0.1A Power: 12W Torque: 1N.m Diameter: 26.8mm Speed: 20r/min 2. 38mm tube lithium battery motorThe motor green light flashes during charging. Green light is always on when fully charged. For fully charged, 3~6 hours isrequired. Input voltage: 110-240v~50/60Hz; Current: 0.36A Power: 13.9W Torque: 0.7-1.1N.m Diameter: 25mm Speed: 32r/min 3. Smart Curtain Forwarder Size: length 8cm * width 3cm. Smart curtain forwarder is our new product. You can connect it with our motor or remote. Afterconnect it, you can use the mobile Tuya app to control the blinds. Even if you are going outside. If your home have google home orAlexa. You can connect it with Smart curtain Forwarder. and changes the blinds to Voice control.
4. 19mm/28mm tubular motor for electric window blinds Rechargeable Lithum battery motor remote controller
5, single remote control
6, 15 channel remote control
7, SUNfree motor built-in smart adaptor
8, Wifi bridge
Product information:1, Our motor can only be paired by our own remote. Please buy at least 1pcs remote when you buy the motors. 15 channels remote cancontrol 15pcs motors at same time.2, Motor not include wifi functions. If you want to control the motor by mobile or google home. Please buy 1pcs smart curtain forwarder or built-in smart adaptor.Connect the smart curtain forwarder with our remote control and tuya app. Then you can use mobile to control the blinds. Also you can change it to voice control.3, Suit for:19mm tube/ 28mm 25mm 38mm tube of roller blinds.Support weight: About 4kg.Support tube’s lenght: Within 2m.
Products Details Company Profile Sunfree blinds is wholly owned by HangZhou Group, Sunfree blinds factory was established in 2005, with locations in HangZhou, China. It’s only about 8 HangZhous away from HangZhou port, and 80 HangZhous away from ZheJiang .The production plant have 206,000 square feet and more than 800 employees. The total investment for Sunfree blinds is over 60 million. Sunfree blinds, China’s strongest listed company, Stock code:870727, we specializes in smart home roller shades, Motorized blinds, Honeycomb Blinds, Venetian blinds, pleated shades and blinds components. With a wide range first class equipments and corresponding high technology, we strive to innovate and developing window-coverings for ready-made blinds, fabrics, shades and components.To date, our monthly production capacity has reached 30 million set of blinds, and our custom-made blinds amount to 20 million sets and components 150 million sets. We have a complete series of all items listed above. Meanwhile, in order to keep our products the top ranking status, we built a testing centre within our facility for a third party critique, these parties include SGS, ITS,BOKEN and TUV. And we have UL, cUL for all motorized blinds. We are proud to announce the appointments of head designer Mr. Matthias Withoeft, an famous textile designer from Germany. His goals consist of strengthening our research abilities, and developing various functional and environmentally friendly new-style products to meet the demand of today’s market. The company promise to always adhere to the concept of “quality first, reasonable price, cooperating to win together” to offer best service for every customer. The sales network of our products have covered more than 25 countries and several regions in Europe, Asia and the United States.
Exhibition Our Advantages 15 years experienceWe have 15 years experience in windows convering business.
OA Payment termsWe are listed company, Have O/A payment terms to support
24-hour servicePlease send us your inquiring by e-mail, we would like to help 24 hrs.
Certifications Packing & Delivery Custom packagingWe pr
PackageWe aim to create a meeting point where web professionals
Loading and deliveryWe aim to create a meeting point where web professionals
FAQ 1.Q: Are you factory or trade company?A: We are factory. And we are listed company in China Stock code 870727, Located in HangZhou, China, with many 15 years experiences in window convering field.2.Q: What are your main products?A: We have different kinds of blinds, including roller blindsvenetian blindshoneycomb blindsskylight blindsoller shuttersoutdoor louvers.All of them can be manual and motorized.3.Q: What color do you have?A: For each blind, there are booklets for colors. And we can make it as your requirements.4.Q: Can i see sample first?A: Yes, of course.We can provide free sample.
5.Q: Is it hard to install blinds?A: No, it is very easy, when you received our products, you will get some instruction.6.Q: How about your payment terms?Generally,50% payment in advance,and 50% before shipping. But we also offer O/A payment terms, up to 10 million credit amount.,7.Q: Would you produce OEM blind or design?A: Yes, we have professional designer and we can produce any OEM products according to your requirements.
8.Q:What is the difference between light filtering roller shades vs blackout roller shades?A:Light filtering roller shades all light natural light filter through while varying in the amount of privacy you have. Most fabrics offer complete privacy while some you’ll be CZPT to see silhouettes.Blackout roller shades are available in vinyl and fabric materials. All the fabric blackout roller shades will have vinyl backing to keep out the light and provide full privacy. You might notice light gaps on the sides with the blackout roller shades depending on how they’re mounted.
9.Q:Will my Roller Shades have light gaps?A:Depending on where you mount your roller shades, you might have light gaps on the sides. The material for the roller shades is approximately 1 1/4” narrower than the mechanism leaving small gaps on both sides of the shade, when mounted on the inside of the window. Please seek the advice of our Design Consultant if you have additional questions regarding roller shades light gaps.
10.Q:What are the advantages of Roller Shades.A:Although the roller shades have been around for awhile, they’ve really evolved over the last couple of years. The roller shades are easy to use, and offer a simplistic but noticeable look. With fabrics ranging from subtle textured whites, to bold floral patterns, the roller shades are an option that works with any decor.
Tag: Motorized blinds, Cordless blinds, Cordless Shades

How to Maximize Gear Motor Reliability

A gearmotor is a mechanical device used to transmit torque from one location to another. As its name implies, it is designed to rotate one object relative to another. Its main use is to transmit torque from one point to another. The most common types of gear motors are: worm, spur, and helical. Each of these has specific functions and can be used for a variety of applications. Reliability is also an important factor to consider when choosing a gearmotor.

Applications of a gear motor

Despite its small size, a gear motor has many applications. These include heavy machinery lifts, hospital beds, and power recliners. It is also found in many everyday products, such as electromechanical clocks and cake mixers. Its versatility allows it to produce a high force from a small electric motor. Here are some of its most common uses. You can also find a gear motor in many household appliances and vehicles.
Before selecting a gearmotor, consider the specifications of the machine you need to power. You should consider its size, weight, and ambient conditions, which include temperature regimes, noise levels, and contaminating sources. You should also take into account the envelope size, mounting method, and orientation. Other considerations include the expected service life, maintenance scope, and control type. The most suitable gearmotor for your specific application will be one that can handle the load.
The motor and gearbox types can be mixed and matched, depending on the application. A three-phase asynchronous motor and a permanent magnet synchronous servomotor are common choices for these devices. The type of motor and gearbox combination you choose will determine the power supply, the efficiency of the motor, and cost. Once you understand the application, it will be easy to integrate a gear motor into your system.
When used in industrial applications, gear motors are effective for reducing the speed of rotating shafts. One third of all industrial electric motor systems use gearing to reduce output speed. They can also save energy, which benefits the workers who operate them. In fact, industrial electric motor systems are responsible for nearly one-tenth of the carbon dioxide emissions that are produced by fossil-fueled power plants. Fortunately, efficiency and reliability are just two of the benefits of using gear motors.


Before choosing a gearmotor, it is important to understand its specifications. The key factors to consider are the size, weight, and noise level of the gearmotor. Additionally, the power, torque, and speed of the motor are important factors. Specifications are also important for its operating environment, such as the temperature and the level of ingress protection. Finally, it is important to determine its duty cycle to ensure it will operate properly. To choose a suitable gearmotor, consult the specifications of your application.
Some common applications of gearmotors include packaging equipment, conveyors, and material handling applications. They also come with several advantages, including their ability to control both position and speed. This makes them ideal for applications where speed and positioning are crucial. Parallel-shaft gear units, for instance, are commonly used in conveyors, material handling, and steel mills. They are also able to operate in high-precision manufacturing. For these reasons, they are the most popular type of gearmotor.
There are three common types of gears. Helical gears have teeth that are inclined at 90 degrees to the axis of rotation, making them more efficient. Helicoidal gears, meanwhile, have a lower noise level and are therefore preferred for applications requiring high torque. Worm gears are preferred for applications where torque and speed reduction are important, and worm gears are suited for those conditions. They also have advantages over spur gears and worm gears.
The application of a gear motor is almost limitless. From heavy machine lifts to hospital bed lifting mechanisms, gear motors make it possible to use a small rotor at a high speed. Their lightweight construction also allows them to move heavy loads, such as cranes, but they do so slowly. Gear motors are an excellent choice in applications where space is an issue. A few common applications are discussed below. When choosing a gear motor, remember to choose the best size and application for your needs.


A gearmotor’s speed is directly proportional to the gear ratio. By dividing the input speed by the gear ratio, the output speed can be determined. Gear ratios above one reduce speed, while gear ratios below one increase speed. Efficiency of a gearmotor is defined as its ability to transfer energy through its gearbox. This efficiency factor takes into account losses from friction and slippage. Most gearmotor manufacturers will provide this curve upon request.
There are several factors that must be considered when choosing a gearmotor. First, the application must meet the desired speed and torque. Second, the output shaft must rotate in the desired direction. Third, the load must be properly matched to the gearmotor. Lastly, the operating environment must be considered, including the ambient temperature and the level of protection. These details will help you find the perfect gearmotor. You can compare various types of gear motors on this page and choose the one that will meet your needs.
The micro-DC gear motor is one of the most versatile types of geared motors. These motors are widely used in intelligent automobiles, robotics, logistics, and the smart city. Other applications include precision instruments, personal care tools, and cameras. They are also commonly found in high-end automotives and are used in smart cities. They also find use in many fields including outdoor adventure equipment, photography equipment, and electronics. The benefits of micro-DC gear motors are many.
The main function of a gear motor is to reduce the speed of a rotating shaft. Small electric clocks, for example, use a synchronous motor with a 1,200-rpm output speed to drive the hour, minute, and second hands. While the motor is small, the force it exerts is enormous, so it’s crucial to ensure that the motor isn’t over-powered. There is a high ratio between the input torque and the output torque.


The reliability of a gear motor is dependent on a number of factors, including material quality, machining accuracy, and operating conditions. Gear failure is often more serious than surface fatigue, and can compromise personal safety. Reliability is also affected by the conditions of installation, assembly, and usage. The following sections provide an overview of some important factors that impact gear motor reliability. This article provides some tips to maximize gear motor reliability.
First and foremost, make sure you’re buying from a reliable supplier. Gear motors are expensive, and there is no standardization of the sizes. If a gear breaks, replacing it can take a lot of time. In the long run, reliability wins over anything. But this doesn’t mean that you can ignore the importance of gears – the quality of a gear motor is more important than how long it lasts.


The cost of a gear motor is relatively low compared to that of other forms of electric motors. This type of motor is commonly used in money counters, printers, smart homes, and automation equipment. A DC gear motor is also commonly used in automatic window machines, glass curtain walls, and banknote vending machines. There are many advantages to using a gear motor. Here are a few of them. Read on to learn more about them.
Speed management is another benefit of a gear motor. The motors tend to have less wear and tear than other motors, which means less frequent replacements. Additionally, many gear motors are easy to install and require less maintenance, which also helps reduce the overall cost of ownership. Lastly, because noise is a common concern for many electronic OEMs, DC gear motors are often quieter than their counterparts. For these reasons, they are often used in industrial settings.
Another advantage of an electric gear motor is its size and power. They are typically designed for 12V, 24V, and 48V voltages and 200-watt power. Their rated speed is 3000 rpm and their torque is 0.64 Nm. They are also more reliable than their AC counterparts and are ideal for many industrial applications. They have a high ratio of three to two, which makes them ideal for a variety of applications.
A gear motor is an electric motor that is coupled with a gear train. It uses AC or DC power, and is often called a gear reducer. The main purpose of these gear reducers is to multiply torque, while maintaining compact size and overall efficiency. However, the efficiency of a gear motor is also affected by ambient temperature and lubricants. If the gear motor is installed in the wrong location, it may be ineffective and result in premature failure of the machine.

China Standard 19mm 25 mm 38mm Tubular Motor for Roller Blind with Remote Controller and smart adaptor wifi bridge Tuya Alexa smart app control  with Best SalesChina Standard 19mm 25 mm 38mm Tubular Motor for Roller Blind with Remote Controller and smart adaptor wifi bridge Tuya Alexa smart app control  with Best Sales