Ever found yourself overwhelmed by the sheer number of automatic transfer switch (ATS) suppliers out there? You’re not alone—it’s tough to sort real quality from flashy claims, especially when reliability matters most. Choosing the right ATS manufacturer isn’t just about price—it’s about ensuring safety, performance, and peace of mind. The best factories deliver dependable systems that keep your power running smoothly, even when outages strike unexpectedly. Ready to discover which suppliers truly stand out?

Keep reading to find your perfect match!

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Automatic Transfer Switches | Schneider Electric USA

Automatic Transfer Switches | ABB Electrification U.S.

Product Details:
ABB Electrification U.S. offers Automatic Transfer Switches (ATS) as part of their Critical Power product line. ATS solutions are designed to ensure reliable, automatic switching to backup power sources during a primary power interruption, supporting seamless operation for mission-critical applications.

Application Scenarios:
– Data Centers
– Commercial Buildings
– Healthcare Facilities
– Utility and Industrial Applications

Pros:
– Ensures reliable and automatic transfer to backup power sources
– Supports mission-critical operations with minimal downtime
– Suitable for a wide range of industries and facilities

Automatic transfer switches – Switches | Switches | ABB – ABB Group

Product Details:
ABB offers a comprehensive portfolio of industrial products and solutions including control room solutions, distributed control systems, drives, electric vehicle charging infrastructure, low and medium voltage electrical products, measurement and analytics equipment, metallurgy technologies, motors and generators, PLC automation, power converters/controllers, power electronics, robotics, UPS and power conditioning, and more.

Technical Parameters:
– Designed for 24/7 operation and critical process optimization
– Compliance with various international standards for medium and low voltage
– Market-leading control architecture focused on availability, safety, and
– Energy-efficient design with focus on reliability, scalability, and digital

Application Scenarios:
– Industrial process operations requiring continuous monitoring and control
– Efficient management and distribution of electrical power in industrial and
– Deployment of electric vehicle charging infrastructure for public and private
– Automation and robotics solutions for manufacturing, logistics, and automotive

Pros:
– Comprehensive and integrated range of solutions serving diverse industries
– Focus on safety, reliability, and operational efficiency through advanced
– Scalable, high-performance products compatible with digitalization trends
– Enhances energy efficiency and asset utilization in industrial environments

Cons:
– Technical specifications and detailed product parameters need to be verified
– Potential complexity in integration due to broad diversity of offerings
– Certain offerings may require significant upfront investment for digital

27 Automatic Transfer Switch Manufacturers in 2025

Product Details:
Automatic Transfer Switches (ATS) are devices that automatically switch a load between a main power source and a backup source in case of power anomalies. Products are offered by leading manufacturers such as Caterpillar Inc., GEYA, Salicru S.A., NR Electric Co., Ltd., and Riello Elettronica. These companies produce a range of ATS solutions and related power protection products, including UPS systems and smart switching devices, suitable for various capacities and applications.

Technical Parameters:
– Comply with CE, UL, and ISO 9001 certifications (GEYA products)
– Production capacities over 100,000 parts per month for certain manufacturers
– Support for load capacities ranging from small installations (e.g., UPS 500 VA)
– Devices available as line-interactive, rackmount, or integrated with IoT

Application Scenarios:
– Hospitals, data centers, and communication facilities requiring an
– Industrial and infrastructure environments such as power generation,
– Telecommunications and public sector installations
– Solar water pumping systems and other renewable energy setups

Pros:
– Provide automatic, fast switching during power interruptions to ensure
– Support critical facilities where immediate response is essential
– Available in a wide range of capacities and form factors to match diverse
– Conformity to major international safety and quality standards

Cons:
– Higher cost compared to manual transfer switches
– Automatic systems may involve more complex installation and maintenance

Automatic Transfer Switch Manufacturers Suppliers, ATS Automatic …

Product Details:
Automatic Transfer Switches (ATS) are devices that automatically transfer electrical loads between a primary (utility) and backup (generator or alternate feed) power source during power outages or fluctuations. Various models are available (HYCQ1, HYCQ8, HYCQ7-100PV, HYCQ6, HYCQ5M, etc.), catering to different voltage and amperage requirements.

Technical Parameters:
– Available in diverse amperage options to accommodate various load sizes
– Transition load in seconds & milliseconds to prevent interruption
– Compliance with standards for proper coordination, isolation, and protection

Application Scenarios:
– Data centers
– Hospitals
– Industrial sites
– Emergency backup generator connections

Pros:
– Ensures continuity of power supply to essential equipment and systems
– Automatic detection and swift transfer during power interruption or fluctuation
– Reduces downtime and prevents operational disruptions

Automatic Transfer Switch for Generators – Global Power Supply

Product Details:
Global Power Supply provides Automatic Transfer Switches (ATS) for generators, offering solutions for seamless power switching between utility and backup power sources. Their inventory includes new and used ATS equipment and related power backup systems for mission-critical and commercial facilities.

Technical Parameters:
– Available as new and used equipment
– Compatible with a variety of diesel and natural gas generators
– Designed for automatic switching between primary and backup power sources
– Integrated as part of broader power solutions, including UPS and battery storage

Application Scenarios:
– Data centers
– Hospitals and healthcare facilities
– Manufacturing and industrial plants
– Facilities requiring mission-critical power continuity

Pros:
– Minimizes power interruptions by enabling automatic switching
– Supports compliance and redundancy in critical environments
– Available inventory for quick deployment
– Part of turnkey and customizable power solutions

Cons:
– May require professional installation and integration
– Technical parameters and compatibility need to be verified per application

Automatic Transfer Switches – States Manufacturing

Product Details:
States Manufacturing provides UL 1008 Listed Automatic Transfer Switches built on industry standard circuit breakers with a globally recognized controller, suitable for worldwide implementation. Products are customizable, support various enclosures, and can incorporate a wide selection of UL Listed component options before shipment.

Technical Parameters:
– Voltage Rating: Up to 600VAC
– Ampacity: Up to 3,000A
– Short Circuit Current Rating: Up to 100kA
– UL 1008 Listed; UL 489 or UL 1066 Listed Circuit Breakers

Application Scenarios:
– Use as service entrance equipment
– Integration into required emergency systems
– Suitable for corrosive environments (optional enclosures)
– Applicable in facilities needing generator paralleling, automated operations,

Pros:
– Customizable engineering design for retrofits and unique installation needs
– Supports a wide range of enclosure types (NEMA 1, 3R, 4, 12) including optional
– Allows for integration of major manufacturers’ UL Listed components and circuit
– Offers modular construction with isolated compartments for control, wiring, and

Cons:
– No specific mention of standard lead times or rapid deployment options
– Possible complexity due to high customization which may affect ordering process
– Some features and expanded options may require additional cost or configuration

Best Automatic Transfer Switch Manufacturers of 2023

Automatic Transfer Switch (ATS) – LSP

Product Details:
LSP manufactures a range of Automatic Transfer Switches (ATS) designed for reliable and efficient power transfer, suitable for residential, commercial, and industrial use, including applications with solar panel installations. Product series include L2R, M2R, and N2M, each offering models for single-phase and three-phase power with varying amperage capacities.

Technical Parameters:
– Single-phase ATS for 110V/220V (residential/light commercial applications)
– Three-phase ATS for 200V/380V/400V (industrial/large commercial applications)
– L2R series models: 63A Single-phase and Three-phase (e.g., L2R63-220-2P,
– M2R series models: 100A Single-phase and Three-phase (2, 3, or 4 pole variants;
– N2M series models: 125A, 250A, 400A, 630A Three-phase (e.g., N2M125-220/4,

Application Scenarios:
– Homes or factories requiring automatic switching between grid utility and
– Residential and light commercial sites with single-phase power
– Industrial and large commercial sites with three-phase power
– Installations with solar panel systems benefiting from smart power switching

Pros:
– Ensures continuous power operation by automatically switching power sources
– Wide range of voltage and amperage options for custom fit in various
– Particularly optimized for integration with solar energy installations

Cons:
– No detailed technical drawbacks or limitations are specified on the page
– Potential users may need to consult further for compatibility or installation

Automatic transfer switch, Automatic changeover switch – All industrial …

Comparison Table

Frequently Asked Questions (FAQs)

1. How do I identify reliable automatic transfer switch manufacturers or supplier factories?

Start by checking the company’s certifications (like ISO and CE), years in business, and customer reviews. Ask for references or case studies, and verify their manufacturing standards to ensure quality and reliability.

2. What should I look for when comparing different suppliers?

Compare product quality, customization options, pricing, minimum order quantity, and lead times. Also, assess after-sales support, warranty terms, and responsiveness to ensure a good partnership.

3. Can I request product samples before placing a large order?

Yes, most reputable suppliers offer product samples or demo units for testing. This lets you assess build quality, compatibility, and performance before making a significant investment.

4. How can I verify the quality of the automatic transfer switches before purchase?

Request detailed product specifications, factory testing reports, and relevant certifications. Consider a factory visit or third-party quality inspection to confirm that their products meet your standards.

5. What are common payment and shipping terms when dealing with manufacturers?

Common payment terms include deposits (often 30%) with the balance paid before shipping. Shipping options and costs vary; reliable suppliers provide clear shipping timelines, tracking, and support for international logistics.