The 40140-001 is a 50-amp transfer switch. The switch transfers to generator power automatically when energized after 30 second delay. When both shore power and generator power are available, generator dominates after a 30 second delay. Once the generator is shut down, shore power activates after a 3-4 second delay.
Features:
- Mechanical interlocking contactors
- Time delay at power up
- Dual contactor arrangement
- Does NOT provide surge protection
- UL/CUL
Warning: Product may contain materials cautioned by California Proposition 65
