Esco ES350 50 Amp 120-240 VAC Three Power Source Automatic Transfer Switch

Save $1,407.06
EscoSKU: ES350

Sale price$806.84 Regular price$2,213.90
In stock (5 units)
Free Shipping* (Some exclusions apply)


The Esco ES350 is a 50 amp, 120-240 VAC, three power source, automatic transfer switch. This model is designed to monitor both legs of the generator supply, with the generator being the dominant source. While functioning as a generator time delay, the integrated control circuitry monitors the generator supply voltage, as well. 


  • Utilizes two heavy duty contactors rated up to 50 amps
  • 120/240v shoreline, 12kw generator and an inverter relay rated 6kw, 50 amps 120v
  • Transfers both hot and neutral legs simultaneously
  • Designed to shed inverter power loads when used with a 30 amp transfer switch
  • Utilizes both mechanical and electrical interlocks to insure no power feedback
  • Capable of monitoring voltages on both the generator and shore line - specify volt board when ordering
  • Built-in time delay allows generator to get up to speed
  • Designed for OEM and aftermarket applications


amps 50 Amps
brand Esco
output voltage 120/240 Volts

You May Also Like

Recently viewed