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Automatic Transfer Switch Professional Manufacturer

AISIKAI is one of the leading manufacturers of Automatic Transfer Switches (ATS), known for our wide product range, advanced technical specifications, long switching lifespan, and high safety performance. From low-current residential applications to high-current industrial systems, we deliver reliable solutions tailored to every need.
Automatic-Transfer
Automatic Transfer
Easy-Maintenance
Easy Maintenance
Long-Lifespan
Long Lifespan
Heavy-duty-Design
Heavy-duty Design





AISIKAI Automatic Transfer Switch (ATS): Globally Certified Generator Switching Gear for Power Continuity

  • Discover why AISIKAI Automatic Transfer Switches (ATS) are trusted worldwide for generator and power reliability.

  • Superior Materials:
    The main contacts are made of 99.9% high-purity T2 copper with pure silver plating, while the housing adopts high-strength, flame-retardant DMC to ensure electrical longevity and safety from the ground up.

    Patented Structure:
    A proprietary transverse-pull operating mechanism effectively suppresses arc formation. Combined with both mechanical and electrical interlocks, it delivers industry-leading safety performance.

    Ultra-High Performance:
    Rated to the highest AC-33A utilization category, supporting frequent operations with breaking and making capability up to 10× the rated current, significantly surpassing typical industry levels .


1. What is an Automatic Transfer Switch (ATS)? 
       Definition and Function of ATS

    An Automatic Transfer Switch (ATS) is a smart power-switching device that automatically transfers the load from the main power source to a backup generator or secondary supply during a power failure. This ensures uninterrupted power continuity for mission-critical systems such as data centers, hospitals, factories, and residential backup systems.

  •    AISIKAI ATS units are designed for high reliability, fast transfer, and safe isolation, and meet international standards (IEC 60947-6-1, CE, and ISO 9001). Whether for industrial automation, telecom infrastructure, or home generator switching, AISIKAI guarantees seamless power transfer under any condition.

2. How Does the AISIKAI ATS Work? 
     The Process of Automatic Transfer Switching

  •     AISIKAI’s ATS operates through a microprocessor-based intelligent control system that continuously monitors both the main and backup power sources.

  •      (1) When the main power supply fails or voltage falls below the safe threshold:
  •           - The ATS automatically starts the generator.

  •    (2) Once the generator reaches the rated voltage and frequency, the AISIKAI Automatic Transfer Switch transfers the load to the generator.

  •    (3) When grid power returns to normal, the ATS safely reconnects the load back to the main source and initiates a cool-down cycle for the generator.

  •    This automated sequence ensures zero manual intervention, no downtime, and maximum safety for personnel and equipment.

3. Built for Reliability: 
       Material and Manufacturing Advantages of AISIKAI ATS

          - AISIKAI Automatic Transfer Switch units are engineered with precision and durability at every level of design and production.

        -  T2 Copper Busbars and AgW Alloy Contacts: Maximum Conductivity and Durability AISIKAI uses T2 copper busbars for superior current-carrying performance and Silver-Tungsten (AgW Alloy) contacts for exceptional arc resistance and minimal wear. These materials guarantee low contact resistance, high thermal stability, and long mechanical life.

      - Advanced Production and Testing Manufactured in AISIKAI’s ISO9001-certified facilities, every ATS undergoes automated assembly and strict endurance testing for over 10,000 electrical cycles, ensuring quality meets IEC and CE global standards.

4. Supported by Expert Engineering Teams 

     We offer full technical support, including wiring guidance and load management consultancy, assisting users and OEMs in matching the right ATS capacity with generator size.

5. Stable Performance Under Any Condition 

    With a fast switching response (≤0.3s), wide voltage tolerance, and electromagnetic + mechanical interlocking, the AISIKAI Automatic Transfer Switch ensures no cross-connection and no backfeed, providing unmatched system safety.

6. AISIKAI ATS Applications: Critical Sectors for Automatic Transfer Switches

    AISIKAI ATS systems are the preferred choice in critical sectors where power failure is unacceptable:

     Data Centers: Maintain uninterrupted operation of servers and network systems.

     Hospitals & Healthcare: Guarantee stable power for life-saving equipment.

     Industrial Manufacturing: Ensure process stability in production lines.

     Commercial & Residential Buildings: Enable automatic and safe switching for backup generators.

7. ATS vs. Manual Interlock Systems: The Safety Comparison

    While interlock systems are manual and suitable for small homes, the AISIKAI Automatic Transfer Switch delivers:

  (1)Fully automatic source detection and transfer.

  (2)Electrical and mechanical interlocking for enhanced safety.

  (3)Shorter transfer time (<0.3s).

  (4)Remote monitoring and diagnostics.


This is why AISIKAI ATS is trusted for commercial, industrial, and utility-grade backup power transfer systems.

Why Choose AISIKAI? The Five Core Advantages of a Professional ATS Supplier

     ✔ Premium Materials: T2 Copper + AgW Alloy for high conductivity and durability. 

     ✔ Smart Control: Microprocessor-based automatic logic for fast, safe automatic transfer switching. 

     ✔ Certified Quality: IEC, CE, and ISO compliance for global markets. 

     ✔ Engineered Support: Professional OEM customization and technical service. 

     ✔ Proven Performance: Reliable generator switching across all systems.

Conclusion: AISIKAI ATS—Your Global Partner in Power Reliability

     From material selection to intelligent control, AISIKAI Automatic Transfer Switches are built for performance that never fails. 

     Whether you're managing a hospital, factory, or generator OEM project, AISIKAI delivers trusted power continuity with world-class engineering and robust design.







International Standard Certification

  IEC 60947-6-1 and IEC60947-1 standards compliant
  EU CE and IECEE CB certified-from TÜV Rheinland
  RoHS- certified for environmental safety

Advanced Management Systems

  ISO9001- Quality Management System
  ISO14001- Environmental Management System
  ISO45001- Occupational Health and Safety Management System

Smart Factory

  MES (Manufacturing Execution System) - streamline production, intelligent manufacturing, real-time monitoring and full-process quality control
  Four-Star Cloud Enterprise – Leading the Way in Smart Manufacturing, Digital Integration, and Industrial Upgrading
  National High-Tech Enterprise Recognized for innovation and advanced technology

Thorough Quality Control

  Selected Raw Materials- we apply the strictest material standards among ATS manufacturers
  Automatic welding and screw fastening machines — ensuring consistent and dependable quality
  Automated Testing Station — delivers reliable and high-efficiency product inspection.
  Complete and Strict Tests — aging, load, temperature rise, etc. Our goal is not just to provide switches, to deliver uninterrupted, fault-free power.

Contact Info

 +86-514-83872888
No.5 Chuangye Road, Chenji Town, Yizheng City, Yangzhou City, Jiangsu Province, China.

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