Generac 301 Industrial Transfer Switch | 100–400A SE Rated
The Generac 301 industrial transfer switch delivers reliable power transfer for commercial and industrial applications, supporting 100–400A loads with Service Entrance (SE) ratings. Designed with open and delayed transition capability, it allows smooth switching between power sources while minimizing stress on connected equipment. Built for Generac TX Series systems, the 301 switch provides some of the highest withstand and closing ratings (WCR) available, with optional 3-cycle ratings for added durability.
Key Benefits of the 301 Industrial Transfer Switch
- 100–400A Service Entrance (SE) rating for versatile industrial applications.
- Open and delayed transition switching for seamless power transfer.
- High withstand and closing ratings (WCR) with optional 3-cycle support.
- Designed for Generac TX Series with built-in control compatibility.
- No PPE required for firmware updates or controller use, even with door installed.
Common Applications
- Critical infrastructure requiring reliable power source switching.
- Industrial facilities and large commercial buildings.
- Backup power systems for data centers and healthcare operations.
Durability and Easy Maintenance
Generac’s 301 TX Series transfer switch is designed to simplify service with user-friendly features, including firmware updates and data downloads without removing enclosure doors. Its rugged design ensures reliable operation even in demanding environments, helping businesses maintain uptime and safety.
Product Properties
| Property | Value |
|---|---|
| Product Type | Industrial Transfer Switch |
| Amperage Range | 100–400A |
| Service Entrance Rated | Yes |
| Transition Type | Open & Delayed Transition |
| Withstand & Closing Ratings (WCR) | High rating with optional 3-cycle support |
| Maintenance | No PPE required for updates or data access |
Looking for a compatible power source? Check the iQ3500 Inverter Generator. Learn more at Generac.


