225 to 400 Amp Transfer Switches for Reliable Power Control
At General Power, our 225 to 400 amp transfer switches give customers dependable control over larger electrical systems in residential, commercial, and light industrial applications. These units include the capability of a 225 amp transfer switch and support both indoor or outdoor use depending on the application.
Each transfer switch is designed to manage heavy load movement from utility service to a generator sized for the property. Many standard RTS transfer switches provide smooth automatic transfer or manual functions for 120 240v systems and help customers cover essential circuits without interruption.
Power Generation Expertise Backed by Decades of Service
Since 1999, General Power has supplied transfer switch solutions to more than 10000 customers in over 100 countries every week. Our Miami Florida team maintains strong stock levels to support fast delivery for any product we offer. All of our sales specialists and engineers are certified by the Electrical Generating Systems Association, allowing us to write accurate guidance for customers who need to choose the right automatic transfer switch for a unique application. This experience helps us review requirements and match customers to equipment paired correctly with their generator.
Transfer Switch Performance That Supports Complex Facilities
These transfer switches support residential properties and commercial buildings that depend on stable energy control. Larger homes can use a 400 amp model to cover multiple panels, while a 225 amp unit can protect essential circuits in smaller properties.
Sites such as laboratories, clinics, fish farms, and workshops rely on dependable circuit control when their generator begins supplying power. Each transfer switch supports indoor or outdoor placement and keeps energy transitions consistent during any outage time.
Features That Improve Safety and Energy Management
Our 225 to 400 amp transfer switches include important features that focus on safety, reliable functions, and long term performance. Many models include service entrance ratings that allow the product to operate as the main disconnect.
Automatic transfer technology senses utility loss and moves the load to a generator within seconds. Three position mechanisms labeled Utility Off Generator help prevent pitting on contacts and protect equipment throughout the life of the system. These considerations ensure each application is handled correctly for long term reliability.
Compatibility With Generators Across Multiple Power Classes
Customers choose these units because they integrate easily with a wide variety of generator models. A generator sized for residential use, commercial equipment, or light industrial applications can all be supported by the correct transfer switch.
These systems keep transitions smooth for HVAC systems, lighting, pumps, and other equipment that must maintain consistent service without hesitation. The right pairing allows each circuit to receive stable power during unexpected outages.
Trusted OEM Support and Leading Transfer Switch Brands
General Power is an authorized dealer for ASCO and GE Zenith and maintains a large inventory for customers who need equipment ready for immediate shipment. Our global reach across every continent and our A plus rating with the BBB reflect our dedication to quality service and dependable product availability.
With bilingual staff and complete after sales support, we guide customers through every step as they choose the ideal transfer switch for their application. This customer focused approach ensures every installation receives the correct equipment for safe and reliable energy control.