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Generac/Honeywell RTSM400A3 Automatic Transfer Switch 400 Amp Service Entrance Rated Single Phase 120/240V

Generac

$2,699.00
$2,699.00
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Product Details

The Honeywell RTSM400A3 is a single phase 400 amp automatic sync transfer switch designed for 120/240V single phase generators. It can easily manage two large loads out of the box using Digital Load Management technology, helping optimize generator capacity without requiring additional hardware. The switch uses advanced load shedding and can be expanded with up to four DLM modules for additional load management. Its service-rated design and aluminum NEMA 3R enclosure make it suitable for robust residential backup power applications.

5 year factory warranty

5 year factory warranty

Manufacturer direct shipping from CA, NJ, IL, & TX

Manufacturer direct shipping from CA, NJ, IL, & TX

Authorized Generac dealer

Authorized Generac dealer
  • 120/240 Volts - Designed for Single Phase Generators.
  • Digital Load Management technology (DLM)
  • Corrosion resistant enclosure and components stand up to the elements.
  • Color coded connection points for easy generator connection reduce time and improve installation flexibility.
  • NEMA 3R enclosure allows for internal or external transfer switch mounting.
  • Automatic transfer switch operation for hands free generator functionality when utility power fails.

Brand: Honeywell

Amperage: 400 amps

Voltage: 120/240

Phase: Single phase

Service Entrance Rated: Yes

Enclosure Type: NEMA 3R

Unit Weight: 133 lbs

Dimensions: 21.8 x 10 x 48 in

This item comes with a 5 year factory warranty.
PDF User Manual PDF Spec Sheet