
ATS-4P Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $52.99 | Condition is New, CNAODUN Automatic Transfer Switch ATS 4P 100A 400V Dual Power , FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $50.00 | Condition is New – Open box, Cnaodun Automatic Transfer Switch ATS 4P 100A 400V Dual Power Electrical, shipping cost = $15.10 | 99.3% |

The CNAODUN ATS-4P Automatic Transfer Switch (ATS) is a versatile and reliable solution for managing power sources in various applications. This 4P, 100A, 400V dual power transfer switch is engineered to seamlessly transition between two power sources to ensure uninterrupted power supply.
The ATS-4P is designed with advanced microprocessor control technology, which continuously monitors the input power sources. In the event of a power failure or voltage drop in the primary power source, the transfer switch automatically transfers the load to the secondary power source within milliseconds. This quick response time ensures minimal disruption to your critical operations.
This transfer switch is equipped with a user-friendly LCD display, providing real-time information on the status of the power sources and the transfer switch. The digital interface allows for easy configuration and maintenance. Additionally, the ATS-4P features a built-in test function, enabling users to perform regular tests on the transfer switch and confirm its proper functioning.
The rugged construction of the CNAODUN ATS-4P ensures its durability and resistance to harsh environments. The transfer switch is designed to withstand high temperatures, humidity, and other extreme conditions. Its compact size and lightweight design make it easy to install in various applications, including industrial facilities, data centers, and telecommunication sites.
The CNAODUN ATS-4P Automatic Transfer Switch is IEC 61439-3 and IEC 60947-5-2 compliant, ensuring it meets the highest safety and performance standards. It also features overload and short-circuit protection, providing an additional layer of safety and reliability.
In summary, the CNAODUN ATS-4P Automatic Transfer Switch is a robust and intelligent solution for managing power sources in various applications. Its advanced microprocessor control technology, quick response time, user-friendly interface, rugged construction, and compliance with industry standards make it a reliable and efficient choice for ensuring uninterrupted power supply in critical applications.
The CNAODUN ATS-4P Automatic Transfer Switch (ATS) is a device designed to manage the power source of a load between utility power and a standby power source, ensuring a seamless transition between the two. Here are the pros and cons of buying this particular model:
Pros:1. High Capacity: The ATS-4P model has a 100A, 400V rating, which makes it suitable for handling heavy loads in industrial or commercial applications.
2. Automatic Operation: The switch automatically transfers the load from utility power to the standby power source during power outages or utility power failures, ensuring uninterrupted power supply.
3. Safety Features: The ATS includes overload protection, short-circuit protection, and ground fault detection to ensure the safety of the electrical system.
4. Dual Power Source: The ability to connect two power sources (utility and standby) provides an added layer of redundancy and reliability.
5. Easy Installation: The ATS is designed for easy installation, with clear instructions and a user-friendly interface.
Cons:1. Cost: The ATS-4P model is a more expensive option compared to smaller capacity models, making it less suitable for smaller applications or budget constraints.
2. Size and Weight: Due to its high capacity and industrial design, the ATS-4P is larger and heavier than smaller models, requiring additional space and resources for installation.
3. Complexity: While the ATS is designed for easy installation, its industrial capabilities and safety features make it a more complex system to understand and maintain compared to smaller residential models.
Conclusion:The CNAODUN ATS-4P Automatic Transfer Switch is a robust and reliable solution for managing power sources in industrial or commercial applications. Its high capacity, automatic operation, safety features, and dual power source capabilities make it a valuable investment for businesses and organizations that require uninterrupted power supply. However, its cost, size, and complexity may make it less suitable for smaller applications or budget constraints.
Recommendation:If you require a reliable and robust power management solution for your industrial or commercial application, the CNAODUN ATS-4P Automatic Transfer Switch is a strong consideration due to its high capacity, automatic operation, safety features, and dual power source capabilities. However, carefully consider the costs, size, and complexity of the system before making a purchase. If your power requirements are less than 100A or you have a limited budget, consider smaller and more cost-effective transfer switch options.
Details:
All-copper silver point contacts with good conductivity and high connection efficiency. Working parameters rated working current voltage 100a/400v ac,50/60hz.the coil can work normally at 85%-110% of the rated working voltage . Cnaodun automatic transfer switch ats 4p 100a 400v dual power. Too low input voltage may cause the coil to heat up and burn itching time less than 50ms.
What you get package include: 1 x 4 pole automatic transfer switch 100a 400v. Superior quality the switch housing is made of flame-retardant material, flame-resistant, rugged and corrosion-resistant.
specifications indusswitch:
- brand: Cnaodun
- mpn: Ats-4p
- part type: Switch
shipping indusswitch:
- type: fixed
- class: expedited
- service: expedited
- transit: 3-6 days
returns indusswitch:
- time: 30 days
- paid by: seller
- policy: returns accepted
- method: money back
seller indusswitch:
- city: new york, new york
- rating: 100.0%
- # reviews: 3
payments indusswitch:
- credit card: diners-club
- wallet: paypal
- other
offer indusswitch:
- started: january 4, 2026
- in stock #: 2
- sold #: 10
- prices: $50.00–$52.99
- item condition:
- New
- New – Open box
- availability: in stock
- options: ship-to-home
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Limit Snap Action Switches
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