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Automatic side-hung door opener and door-opening signal selection method

January 09 , 2023

The automatic swing door is convenient and fast, and can realize contactless entry and exit, and it can also be transformed into an automatic swing door by installing an automatic door opener on the ordinary swing door. Today S4A will talk about how to choose the automatic swing door opener and how to choose the door opening signal.


Motor installation method selection door opener

Door post size selection door opener

Use the frequency to select the door opener

Open signal selection

automatic door opener


Motor installation method selection door opener

1. Straight-arm automatic door opener: surface-mounted, bronze alloy screw, different internal structure, less moving parts.

2. Crank arm type automatic door opener: surface installation, combined with ergonomics, arm operation, cast aluminum anti-shear crank arm.

3. Buried automatic door opener: Buried installation, does not affect the overall style of the building, concealed and beautiful.


Door post size selection door opener

1. Straight arm type automatic door opener: the center of the door shaft is required to be no more than 150MM from the edge of the installation column

2. Crank arm type automatic door opener: it is required that the center of the door shaft to the edge of the installation column is not more than 450MM

3. Buried automatic door opener: There is no requirement for the size of the doorpost, and any installation conditions are supported


Use the frequency to select the door opener

1. Open and close the door more than 150 times a day and choose a DC motor to support frequent opening. Rebound when encountering resistance.

2. It is recommended to choose an AC motor if the switch is less than 150 times. It has strong power and is suitable for heavy doors.


Open signal selection

1. Microwave radar responds to the displacement of objects, so the response speed is fast, and it is suitable for places where people with normal walking speed pass

2. The infrared sensor responds to the presence of objects, no matter whether the person moves or not, as long as it is within the scanning range of the sensor, it will respond

3. The key switch can be a contact button, more convenient is the so-called elbow switch. Elbow switches are durable, especially since they can be operated with the elbow. avoiding hand contact


Microwave radar


Author:Written by Ms.Rebecca Fu from S4A INDUSTRIAL CO.,LIMITED

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  S4A-Security For All.S4A Industrial Co., Limited, Founded in 2010, We have been dedicating in access control production R&D and sales for 10year till now. With the belief that we do one thing well in a lifetime, our CEO has been in this industry for 15 years. During the past 10 years, our products have been exported to various countries and regions. And 90% of customers come from the recommendations of cooperative customers, and 80% of the turnover comes from cooperative customers in the past 10years.Your business is a plant, we are the gardener, our mission is to water and fertilize the plant, and make it become the towering tree. We attach great importance to the partner's appeal, customer's suggestions, and feedbacks. To strengthen Product quality awareness, client's service awareness. Our clients and S4A are on the same path walking for many years.       S4A's future would be even more brilliant, this is related to all of our staff's working sweat. When you join this team, you will feel an invisible power to drive walk forward. S4A mainly produces a series of security Door Access Control such as:Network Access Controller, Locker board, Electromagnetic lock, Standalone door Controller, Automatic door opener, etcOur team can manufacture products, sell products, and do after-sales.In the realm of access control, one company stands out for its unwavering commitment to providing security services for everyone. S4A, which stands for "Security for All," has been at the forefront of access control technology for the past 13 years. With its own state-of-the-art factory and a strong focus on research and development, S4A has continuously delivered cutting-edge access control machines with the latest functions. Their dedication to product quality, customer feedback, practicability, and cost performance sets them apart as a leader in the industry.Factory and R&D Expertise:S4A takes pride in its fully-equipped factory, where skilled engineers and technicians work tirelessly to develop and manufacture access control solutions that meet the highest standards. The company's investment in research and development has resulted in a steady stream of innovative products that cater to evolving security needs.By staying ahead of the curve, S4A ensures that their customers have access to the latest advancements in access control technology.Quality Assurance and Customer Feedback:At S4A, product quality is of paramount importance. The company adheres to rigorous quality control procedures throughout the manufacturing process to guarantee the reliability and durability of their access control machines. Each product undergoes comprehensive testing to ensure it meets industry standards and exceeds customer expectations. S4A also places great value on customer feedback, actively seeking input to continuously improve their products and services. By listening to their customers, S4A maintains a customer-centric approach and delivers solutions that address real-world security challenges.Practicability and Cost Performance:S4A understands that access control solutions must not only be technologically advanced but also practical and cost-effective. The company's emphasis on practicability means that their products are designed to be user-friendly, easily integrated into existing systems, and adaptable to various environments. S4A's access control machines are known for their intuitive interfaces, simple installation processes, and seamless compatibility with other security systems. Additionally, S4A strives to provide cost-effective solutions without compromising on quality. Their competitive pricing ensures that security is accessible to businesses and individuals of all sizes.With 13 years of industry experience, S4A has cemented its position as a leading provider of access control solutions. Through their dedication to "Security for All," the company has set a benchmark for excellence in product quality, customer satisfaction,practicability, and cost performance. S4A's in-house factory and research and development capabilities enable them to stay at the forefront of technological advancements in the field of access control. As the company continues to evolve and innovate, S4A remains committed to empowering individuals and organizations with the highest level of security, ensuring that everyone can enjoy the peace of mind that comes with a reliable and efficient access control system.We can create value for you!Quality takes great importance for a company's credibility, and buyer's every penny spend must worth it. That is our most basic principle. Our business mainly for wholesale, so we could offer large quantities at competitive prices. During the past 10 years, We work hard to create value for our customers, and with our help, customers have an increasing market share. 99% of the customer...<
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    Factory Address:Building S4A, South Third Lane, Qiuyuling Street, Zhangkeng Village, Hengli Town, Dongguan City, Guangdong Province Office Address:#601,floor 6 ,building 1,JINFANGHUA industrial zone, Bantian St. Longgang Dist. Shenzhen, PRC.

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