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LMQ3-630W1 Automatic Transfer Switch ATS 630A – Reliable China Suppliers & Factory SolutionsLMQ3-630W1 Automatic Transfer Switch ATS 630A – Reliable China Suppliers & Factory Solutions
01

LMQ3-630W1 Automatic Transfer Switch ATS 630A – Reliable China Suppliers & Factory Solutions

2026-06-11
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Model Name: LMQ3-630W1

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Rated Voltage: AC400V

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Rated Current: 63A~630A

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Frame Class: 125, 250, 630

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Pole: 4P

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Product Category: Circuit Breaker Class

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Drive Mode: Motor Type

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Certification: CE, CB, CCC

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Standard: IEC 60947-6-1

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As a leading supplier in China, we are proud to present the LMQ3-630W1 circuit breaker, designed for exceptional performance and reliability. With a rated voltage of AC400V and current options ranging from 63A to 630A, this product is suitable for various applications in industrial settings. Our factory adheres to strict quality standards, ensuring that each circuit breaker meets international regulations. Trust our expertise as a reputable manufacturer, committed to delivering superior products to our clients around the globe.

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Email: sale@lvma-ele.com

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Y-701 Automatic Transfer Switch Controller - China Suppliers and Factory with Customizable Voltage OptionsY-701 Automatic Transfer Switch Controller - China Suppliers and Factory with Customizable Voltage Options
02

Y-701 Automatic Transfer Switch Controller - China Suppliers and Factory with Customizable Voltage Options

2026-06-08

Rated Operating Voltage: AC 220V, 380V (customizable voltage levels available)

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Operating Frequency: 50Hz/60Hz

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Voltage Measurement Accuracy: ± 1%

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Frequency Measurement Accuracy: ± 0.05 Hz

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Adjustable Switching Time: 0.05-5 seconds

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Communication Interface: RS485, with optional Ethernet connectivity

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Communication Protocol: Modbus RTU, TCP/IP (optional)

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Working Temperature: -20 °C to +60 °C

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Humidity Tolerance: ≤90% Rh (non-condensing)

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Certifications: CE, CB, CCC

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Standard Compliance: IEC 60947-6-1

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As a leading China supplier and factory, we take pride in delivering top-quality products designed to meet your operational needs. For more information, please contact us at sale@lvma-ele.com.

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China LMS1-SA Series 630A Automatic Transfer Switch ATS - Reliable Suppliers & Factory Direct QualityChina LMS1-SA Series 630A Automatic Transfer Switch ATS - Reliable Suppliers & Factory Direct Quality
03

China LMS1-SA Series 630A Automatic Transfer Switch ATS - Reliable Suppliers & Factory Direct Quality

2026-06-03
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Model Name: LMS1-SA

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Rated Working Voltage: AC230V, AC400V

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Rated Working Current: 16A~630A

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Pole: 2P, 3P, 4P

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Product Category: PC Class

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Rank Current: 63A, 125A, 250A, 630A

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Features: 3 Position, Built-in ATS Controller

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Drive Mode: Excitation Type

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Certification: CE, CB, CCC

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Standard: IEC 60947-6-1

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Our LMS1-SA model is designed for superior performance and reliability in various applications. With a rated working current ranging from 16A to 630A, it is perfect for high-demand electrical systems. The LMS1-SA is available in multiple pole configurations (2P, 3P, 4P) and operates at both AC230V and AC400V, making it versatile for many industrial environments.

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As a China-based supplier and factory, we pride ourselves on delivering top-quality products that meet international standards, ensuring safety and efficiency in every installation. The LMS1-SA features a built-in ATS controller and supports excitation type drive mode, allowing for easy integration into existing systems. Our products are certified by CE, CB, and CCC, guaranteeing compliance with IEC 60947-6-1 standards.

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For inquiries or further information, please reach out to us via email at sale@lvma-ele.com. Experience the reliability of LMS1-SA, a trusted choice among suppliers for industrial electrical solutions in China.

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China W2 W3 Automatic Transfer Switch Digital Controller - Suppliers & Factory for Dual Power SystemsChina W2 W3 Automatic Transfer Switch Digital Controller - Suppliers & Factory for Dual Power Systems
04

China W2 W3 Automatic Transfer Switch Digital Controller - Suppliers & Factory for Dual Power Systems

2026-06-02
The W2 and W3 Dual Power Controller is a sophisticated device designed for automatic transfer switching (ATS) systems, perfect for businesses in need of reliable power management. This intelligent control solution efficiently monitors and manages the operational status of two power sources: the primary (common) supply and the backup supply. It ensures seamless automatic switching during power failures, thus guaranteeing a continuous power supply to essential loads. Our Dual Power Controllers are compatible with various configurations, including C-type, Y-type, and W-type dual power systems. They provide real-time monitoring of critical metrics such as three-phase voltage, three-phase current, frequency, and power parameters, all displayed clearly on a liquid crystal display. As a leading factory and supplier in China, we are committed to delivering high-quality power management solutions tailored to meet your needs
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LMQ3-630W1 Automatic Transfer Switch ATS 630A - Reliable China Suppliers & Factory for Power SolutionsLMQ3-630W1 Automatic Transfer Switch ATS 630A - Reliable China Suppliers & Factory for Power Solutions
05

LMQ3-630W1 Automatic Transfer Switch ATS 630A - Reliable China Suppliers & Factory for Power Solutions

2026-05-27
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Model Name: LMQ3-630W1

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Rated Voltage: AC400V

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Rated Current: 63A~630A

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Frame Class: 125, 250, 630

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Pole: 4P

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Product Category: Circuit Breaker Class

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Drive Mode: Motor Type

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Certification: CE, CB, CCC

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Standard: IEC 60947-6-1

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Our LMQ3-630W1 model is a high-quality circuit breaker, perfect for various industrial applications. With rated voltages of AC400V and currents ranging from 63A to 630A, this product is designed to meet the demands of modern electrical systems. The frame classes available (125, 250, and 630) make it a versatile choice for any installation. As a trusted supplier in China, our factory ensures that each circuit breaker complies with international standards and certifications, including CE, CB, and CCC. For inquiries or more information, please contact us at sale@lvma-ele.com.

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LMS1-L Series 630A Automatic Transfer Switch ATS - Quality China Suppliers & Factory ExcellenceLMS1-L Series 630A Automatic Transfer Switch ATS - Quality China Suppliers & Factory Excellence
06

LMS1-L Series 630A Automatic Transfer Switch ATS - Quality China Suppliers & Factory Excellence

2026-05-26
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Model Name: LMS1-L

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Rated Voltage: AC230V, AC400V

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Rated Current: 16A - 630A

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Poles: 2P, 3P, 4P

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Product Category: PC Class

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Features: 3 Position, No ATS Controller

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Drive Mode: Excitation Type

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Certification: CE, CB, CCC

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Standard: IEC 60947-6-1

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Email: sale@lvma-ele.com

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If you are looking for high-quality electrical products, our LMS1-L model is an excellent choice. Manufactured in China, this product showcases the latest in innovation and technology. As leading suppliers and a trusted factory, we ensure that our products meet international standards and certifications, including CE, CB, and CCC. Designed for versatility, the LMS1-L is available in various configurations, with rated currents ranging from 16A to 630A and multiple pole options including 2P, 3P, and 4P. Choose LMS1-L for reliable performance in your electrical systems.

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China Dual Power Automatic Transfer Switch ATS 250A - Reliable Suppliers & Factory for AC 50Hz, 400V SolutionsChina Dual Power Automatic Transfer Switch ATS 250A - Reliable Suppliers & Factory for AC 50Hz, 400V Solutions
07

China Dual Power Automatic Transfer Switch ATS 250A - Reliable Suppliers & Factory for AC 50Hz, 400V Solutions

2026-05-24
The LMS1-NA Dual Power Automatic Transfer Switch is an essential component for reliable power distribution, designed for AC 50 Hz systems with a rated voltage of AC 400V and a working voltage of 220V, accommodating rated currents from 16A to 630A. This innovative switch is ideal for seamless transition between primary and standby power sources, whether from utility power to generator systems during load changes. Additionally, it serves a critical role in safely isolating infrequently connected and disconnected circuits and lines. As a leading supplier and manufacturer in China, we take pride in delivering high-quality power solutions tailored to your needs. Choose us as your trusted factory partner for advanced electrical equipment and ensure uninterrupted power supply for your applications
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China LMS1-MA Automatic Transfer Switch ATS 63A - Reliable Suppliers & Factory for Power SolutionsChina LMS1-MA Automatic Transfer Switch ATS 63A - Reliable Suppliers & Factory for Power Solutions
08

China LMS1-MA Automatic Transfer Switch ATS 63A - Reliable Suppliers & Factory for Power Solutions

2026-05-23
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Model Name: LMS1-MA - High-Performance AC Contactors

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Rated Voltage: AC400V for Reliable Operation

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Rated Current: 6A~63A, Ideal for Various Applications 

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Pole: 4P - Versatile Connectivity

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Product Category: PC Class, Tailored for Efficiency

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Drive Mode: Excitation type, Ensuring Optimal Performance

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Certification: CE, CB, CCC - Trustworthy Quality Standards

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Standard: IEC 60947-6-1 Compliance for Safety

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Contact Us: For inquiries, reach out to sale@lvma-ele.com

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As a leading China manufacturer and supplier, our LMS1-MA model showcases our commitment to excellence in electrical solutions. With a robust construction and advanced design, this product is perfect for various industrial applications in need of reliable performance. Partner with our factory to access superior electrical components that meet international standards.

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LMS1-NA Series Automatic Transfer Switch ATS 630A - Reliable China Suppliers & Factory SolutionsLMS1-NA Series Automatic Transfer Switch ATS 630A - Reliable China Suppliers & Factory Solutions
09

LMS1-NA Series Automatic Transfer Switch ATS 630A - Reliable China Suppliers & Factory Solutions

2026-05-23
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Model Name: LMS1-NA

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Rated Voltage: AC230V, AC400V

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Rated Current: 10A to 630A

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Pole Configuration: 2P, 3P, 4P

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Product Category: PC Class

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Rank Current Options: 63A, 125A, 250A, 630A

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Key Features: 3 Position Selector, Built-in ATS Controller

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Drive Mode: Excitation Type

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Certifications: CE, CB, CCC

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Compliance Standard: IEC 60947-6-1

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Contact Email: sale@lvma-ele.com

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If you are looking for high-quality electrical products, our LMS1-NA model is an excellent choice. Manufactured in China, we pride ourselves on being trusted suppliers and a reliable factory for innovative electrical solutions. Our products meet international standards to ensure safety and efficiency, making them ideal for various applications.

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LMS1-L Series 630A Automatic Transfer Switch ATS - Reliable China Suppliers and Factory SolutionsLMS1-L Series 630A Automatic Transfer Switch ATS - Reliable China Suppliers and Factory Solutions
10

LMS1-L Series 630A Automatic Transfer Switch ATS - Reliable China Suppliers and Factory Solutions

2026-05-23
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Model Name: LMS1-L

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Rated Voltage: AC230V, AC400V

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Rated Current: 16A-630A

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Pole Configuration: 2P, 3P, 4P

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Product Category: PC Class

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Key Features: 3 Position Design, No ATS Controller

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Drive Mode: Excitation Type

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Certifications: CE, CB, CCC

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Compliance Standard: IEC 60947-6-1

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Contact Us: sale@lvma-ele.com

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Discover the LMS1-L model, engineered to deliver exceptional performance in various electrical applications. As a leading product among China suppliers, this device features a robust design with multiple pole configurations, suitable for diverse installations. Our factory ensures that every unit meets stringent international safety standards, backed by certifications such as CE, CB, and CCC. Choose the LMS1-L for reliable operation and efficiency in your electrical systems.

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China LMS1-N Automatic Transfer Switch 250A ATS - Reliable Suppliers & Factory Direct SolutionsChina LMS1-N Automatic Transfer Switch 250A ATS - Reliable Suppliers & Factory Direct Solutions
11

China LMS1-N Automatic Transfer Switch 250A ATS - Reliable Suppliers & Factory Direct Solutions

2026-05-23

Model Name: LMS1-N

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Rated Voltage: AC230V, AC400V

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Rated Current: 16~630A

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Pole Configuration: 2P, 3P, 4P

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Product Category: PC Class Circuit Breaker

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Key Features: 2 Position without controller

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Drive Mode: Excitation Type

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Certifications: CE, CB, CCC

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Compliance Standard: IEC 60947-6-1

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Contact Us: sale@lvma-ele.com

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Discover our premium LMS1-N model, expertly manufactured at our state-of-the-art factory in China. As a leading supplier of electrical components, we ensure our products meet the highest standards of quality and compliance. With a rated voltage of AC230V and AC400V and a wide range of rated current from 16A to 630A, our circuit breakers are available in 2P, 3P, and 4P configurations. Experience reliable performance with no controller required, making our excitation type drive mode an ideal choice for various applications. Trust in our CE, CB, and CCC certified circuit breakers to deliver exceptional safety and functionality.

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China Wifi ATS 125A Automatic Transfer Switch 2P 3P 4P LMQ4-125W - Reliable Factory Suppliers for Smart Power ManagementChina Wifi ATS 125A Automatic Transfer Switch 2P 3P 4P LMQ4-125W - Reliable Factory Suppliers for Smart Power Management
12

China Wifi ATS 125A Automatic Transfer Switch 2P 3P 4P LMQ4-125W - Reliable Factory Suppliers for Smart Power Management

2026-05-23
Introducing our advanced WI-FI automatic switch, designed for seamless remote control and smart home integration. With the power of a mobile APP, users can effortlessly manage the switch's state from anywhere in the world. This innovative product allows you to set up scene modes, enhancing your smart home experience through easy connection with other devices. Additionally, our automatic switch features real-time monitoring, providing instant feedback on electricity status. In the event of a power failure, it intelligently transitions to a standby power supply, ensuring uninterrupted power consumption before reverting once the main supply is restored. As a leading factory in China, we pride ourselves on providing high-quality products that meet the demands of our customers. Connect with trusted suppliers and elevate your smart home technology today!
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