Generac RTSW400A3 400 Amp 3-Phase Automatic Transfer Switch (ATS)
Generac RTSW400A3 is a heavy-duty 400 Amp Automatic Transfer Switch (ATS) designed for three-phase commercial or industrial backup. This Service Entrance Rated switch manages high electrical loads up to 400 amps. It features robust, mechanically held contacts for reliable transfer and is typically paired with Generac's large liquid-cooled generators to ensure continuous, automatic power supply during utility outages.
Features
400 Amp Rating (3-Phase)
- Rated to handle up to 400 amps of continuous transfer current across three phases.
Service Entrance Rated
- Includes an integrated utility main circuit breaker or fusible disconnect.
Mechanically Held Contactor
- The main contacts are physically latched into position, requiring power only to switch sources.
NEMA 3R Enclosure
- Constructed with a durable, weather-resistant housing.
Automatic Operation
- Features industrial-grade control circuitry for monitoring utility voltage on all three phases.
