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Generac Guardian RTSN400K3 - Guardian 400-Amp Automatic Transfer Switch (277/480V) for sale.

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Guardian 400-Amp Automatic Transfer Switch (277/480V)

Generac Guardian Power Equipment and Accessories
Model: RTSN400K3
(Based on expert analysis, manufacturer ratings and customer reviews)
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Amp Rating
400 @ 480 Volts (Three Phase)
Load Mgmt.
3-Phase Automatic Transfer switch
Only works with 277/480 3-Phase generators

Fully Automatic Operation

Standard Installation
May require a sub-panel or disconnect for serviceability

Larger Applications
Nema 3R Aluminum Enclosure

For Use With Generac Generators Only

UL Listed 2200
Product Specs
277/480 Three-Phase
60 Hertz
Rated Amps
400 @ 480 Volts (Three Phase) Amps
Transfer Switch Style
Standard Installation
ATS Poles
3 Poles
ATS Service Disconnect
Max Utility Input
400 Amps
Max Generator Input
400 Amps
UL Listed
200 Pounds
Product Length
31.3 Inches
Product Width
24 Inches
Product Height
10 Inches
Consumer Warranty
2 Years
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Free Freight
  • Ships via Semi-Truck
We currently CANNOT ship this product to Alaska, Hawaii or any destination outside of the United States
Lift Gate Services
  • Safely Lowers Products Off the Truck
  • Requires Special Hydraulic Lift
  • Free Lift Gate
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Buy Guardian 400-Amp Automatic Transfer Switch (277/480V) at Power Equipment Direct. Read reviews and articles. Wide Selection of accessories available, including Generac 5654 - Gray Touch-Up Paint Kit (Built Before 4/2008), Generac Medium Gray Touch-Up Paint Kit (2008+) and Reliance Controls PowerBACK Utility Power Return Alert.

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