FAQ
FAQ
Home / FAQ

New Products

  • Q: 10)Could we use on glass door?

  • A:

    Yes, you will need to advise us to configure UB-600 U bracket before placing order

  • Q: 11)Power supply is 200V-240V,but i use 110V-120V

  • A:

    No problem, we can make 110V-120V without extra charge(Available in the stock list)

  • Q: 12)Where shall i install micro-wave sensor

  • A:

    We suggest installing on the top of of the door or on the ceiling.

  • Q: 13)How many micro-wave sensor shall we used?

  • A:

    Normally 1 enough,but you can also install 2pcs,outdoors and indoors.

  • Q: 14)Can this be integrated/connected to existing electric locks (mag locks. bolt locks etc)?

  • A:

    Yes, it compatible with S4A Access Control Systems and accessories

    Automatic Door Operator.png

  • Q: 15)What is an automatic door opener?

  • A:

    Automatic Door Openers


    Automatic door opener is an electronic and/or pneumatic device that can be installed on the existing doors for office or home use to automatically operate them. These systems could be used for swing doors as well sliding doors. They can be further categorized into the following subgroups

  • Q: 16)How do you make an automatic door opening with a motion sensor?

  • A:

    When the PIR Sensor detects any motion of a person, its Data OUT Pin will become HIGH. As this pin is connected to the sensor, it will detect this HIGH Signal and understands that there is person approaching the door. The snsor then immediately activates the Motor Driver module to open the door


  • Q: 17)How does an automatic door work?

  • A:

    Automatic door opens when the door controller receives an activation signal by the sensor and activate the gear motor to drive the belt and pulley. When no one is detected inside the activation area, the door starts closing after a designated period of time.


  • Q: 18)What sensors are used in automatic doors?

  • A:

    Most automatic doors use motion detection or optical sensors to activate the closing or opening mechanisms. The sensors are installed at the sides of the door to track motion. Automatic door sensors are used in industrial and commercial environments to allow easy access to a building, especially for disabled people


1 2 3 4 36
A total of36pages
Contact Us
  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...<
  • Address

    Factory Address:Building S4A, South Third Lane, Qiuyuling Street, Zhangkeng Village, Hengli Town, Dongguan City, Guangdong Province Office Address:2nd Floor of Jinmin'an Industrial Zone, #529, Bulong Rd. Bantian St. Longgang Dist. Shenzhen, PRC.

  • Call us

    0086 755 29450011

Leave A Message

If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Leave A Message
Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Home

Products

about

contact