Access control system
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Access control system

  • Types of electric mortise locks
    Types of electric mortise locks Nov 07 , 2022
    Electric mortise locks are divided into: two-wire electric mortise locks, five-wire electric mortise locksTwo-wire electric mortise lock: There are two wires, red and black, red is connected to power +12VDC and black is connected to GND. Disconnect either wire, the lock retracts, and the door opens. The two-wire electric lock is relatively simple in design and has no single-chip control circuit. T...
  • What is a smoke alarm?
    What is a smoke alarm? Nov 07 , 2022
    The smoke alarm is one of the most common fire early warning devices. It can accurately sense the smoke generated by the fire in the early stage of the fire, and quickly give people an early warning to prevent the spread of the fire.What is a smoke alarm?1. The development process of fire is roughly divided into the initial stage, the development stage and the decay and extinction stage.2. The smo...
    Tags : smoke alarm
  • Why Do You Need A Safety Relay Module?
    Why Do You Need A Safety Relay Module? Nov 04 , 2022
    Why do you need a safety relay module?There are many types of intelligent Relay modules. With the rapid development of science and technology, the application fields of intelligent relay modules will become wider and wider, such as mechanical control in industry 、automatic door openers, lighting control switches in civil use, and other automatic system control occasions.Usually, the wiring mode of...
  • Fire sound and light alarm, have you installed it in your home?
    Fire sound and light alarm, have you installed it in your home? Oct 31 , 2022
    Fire sound and light alarm is a kind of alarm that can emit sound and light signals at the same time. Mainly used in fire-hazardous places, it can emit harsh sounds and various lights to remind people to escape when it is started.Sound and light alarms are divided into two types: coded type and non-coded type. The coded type has address coding, which is more convenient to operate. A certain sound ...
  • Five Installation Methods Of Door Closers
    Five Installation Methods Of Door Closers Oct 28 , 2022
    The door closer is installed on the door. Its function is to automatically close the door when the door is opened. Its characteristic is that it can accurately close the door to the initial position. Door closers are widely used in our lives. It is mainly used in commercial and public buildings, but also in domestic use. Its biggest function is to close the door tightly when a fire occurs, th...
    Tags : Door Closer
  • How To Choose Automatic Door Closers?
    How To Choose Automatic Door Closers? Oct 28 , 2022
    Door closers are mainly used in commercial and public buildings, especially the access control system. They have many uses, chief among them being to allow doors to close on their own to limit the spread of fire and to ventilate the building.What issues should be considered when choosing a door closer?Before choosing a door closer, you should consider door weight, door width, door opening fre...
  • What is the role and function of access control?
    What is the role and function of access control? Oct 20 , 2022
    The function of the access control is to have the real-time monitoring function for the management of the access rights of the channel, the access record query function, the abnormal alarm function and the anti-tailing function.The access control system, also known as the access management control system, is an intelligent management system that manages the entry and exit of personnel. In general,...
  • How To Choose A Suitable And Durable Access Controller?
    How To Choose A Suitable And Durable Access Controller? Oct 15 , 2022
    The access control controller is the hardware core of the access control system, and its quality and performance directly affect the stability of the entire access control system. As the access control system plays an increasingly important role in the safety management of enterprises, the traditional mechanical Electromagnetic Lock management can no longer adapt to the safety management of m...
  • How To Choose An Access Control System?
    How To Choose An Access Control System? Sep 28 , 2022
    How to choose an access control system?The access control controller is the core of the access control system. It uses the combination of modern computer technology and various identification technologies to reflect an intelligent management method. The number of doors controlled by each controller can be divided into single-door controllers, double-door controllers, four-door controllers,s and mu...
  • Composition of Access Control System
    Composition of Access Control System May 12 , 2022
    All-in-one machineThe controller and the card reader are integrated, networked, with a keyboard, swiping card, fingerprint recognition, face recognition or QR code. Therefore, in the access control industry, it is also called Standalone Access Control, which can register 2000-3000 cards, external switches, ordinary readers in WG26 format, and fingerprint readers.Chassis Power SupplyThe built-in or...
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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:#601,floor 6 ,building 1,JINFANGHUA industrial zone, Bantian St. Longgang Dist. Shenzhen, PRC.

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    0086 755 29450011

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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.

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