Eaton 200A 2F3R SW | 2 Service Disconnect, 3 Source Generator Transfer Switch

Eaton 200A 2F3R SW | Whole-Home Generator Transfer Switch for Solar & Backup Systems

The Eaton 200A 2F3R SW is a professional-grade 200 Amp, 2 Service / 3 Source transfer switch designed for seamless power management between utility, generator, and solar inputs. Engineered for safety, durability, and code compliance, this unit serves as the central switching hub for whole-home backup systems and hybrid energy installations.

Built to Eaton’s industry-leading electrical standards, the 2F3R SW allows smooth transition between multiple power sources while maintaining isolation and protection of each circuit. Whether integrated with a solar inverter, standby generator, or battery backup, this switch ensures reliable power continuity during outages and maintenance events.

Key Benefits

• High Capacity: Rated for 200A service, compatible with full residential or light commercial loads.

• 2 Service / 3 Source Design: Manages up to three inputs—grid, generator, and solar/backup power.

• UL Listed Safety: Fully UL1008 compliant for transfer switching and NEC-approved for residential applications.

• Durable Construction: NEMA 3R rated outdoor enclosure for weather-resistant performance.

• Manual or Automatic Compatibility: Works with automatic generator controls or manual switching systems.

• Simple Integration: Supports hybrid systems using solar inverters or battery storage equipment like EG4 or EP Cube.

Applications

Perfect for solar hybrid systems, whole-home backup configurations, and off-grid installations. The Eaton 200A 2F3R SW acts as the critical link that manages power input and routing between the utility grid, standby generators, and renewable energy systems. Commonly used in conjunction with energy storage units, hybrid inverters, and battery-based systems to ensure power flow and safety compliance.

Technology & Design

Constructed with heavy-duty copper busbars and precision mechanical switching components, the Eaton 2F3R SW offers low resistance and long-lasting reliability. Its NEMA-rated enclosure provides full environmental protection, making it suitable for indoor or outdoor wall-mounted installations. Each terminal is clearly labeled and designed for straightforward wiring to minimize installation time.

Specifications

• Service Rating: 200A

• Configuration: 2 Service / 3 Source (2F3R)

• Type: Manual/Automatic Transfer Switch

• Voltage: 120/240V Split Phase

• Enclosure: NEMA 3R (Outdoor Rated)

• Certifications: UL1008 Listed, NEC Compliant

• Manufacturer: Eaton Corporation

Why Choose Eaton

Eaton is a global leader in power management and electrical safety, trusted for decades by contractors and engineers worldwide. The Eaton 200A 2F3R SW is built to meet the demands of modern energy systems—offering seamless, code-compliant integration for hybrid, solar, and generator-based power infrastructures.

With rugged reliability, simple installation, and proven electrical engineering, this switch is the professional choice for anyone building a complete, future-ready solar or backup energy system.