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Guardian 200-Amp Automatic Transfer Switch

Generac Guardian Electric Generators and Accessories
Model: RTSN200A3
(Based on expert analysis, manufacturer ratings and customer reviews)
4.5 out of 54.5 out of 54.5 out of 54.5 out of 54.5 out of 5
2 Reviews
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  • Features
  • Specs
  • Q&A 
  • 2
  • Articles
Amp Rating
200 @ 240 Volts (Single Phase)
Load Mgmt.
Automatic Transfer Switch (NEMA 3R Outdoor Rated Enclosure)
Senses power failure and instructs standby generator to start

Standard Installation
Also requires a sub-panel for overload protection

Mid-Sized Applications
Ideal for standby generators, ranging from 18-60 kilowatts
Will NOT work with generators 70 kw or larger

UL Listed
Product Specs
120/240 Single-Phase
60 Hertz
Rated Watts
40000 Watts
Rated Amps
200 @ 240 Volts (Single Phase) Amps
Transfer Switch Style
Standard Installation
ATS Poles
2 Poles
Max Utility Input
200 Amps
Max Generator Input
200 Amps
Maximum Wattage
40000 Watts
UL Listed
Made in USA
35 Pounds
Product Length
20 Inches
Product Width
15 Inches
Product Height
7 Inches
Consumer Warranty
1 Year
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Generac Guardian RTSN200A3 Reviews & Ratings
2 Reviews  Sort by 
Craig Baxter
Houston, TX
Purchased from Electric Generators Direct
Purchased 12/2/09
Total Reviews
2 Reviews
4 out of 54 out of 54 out of 54 out of 54 out of 5
Great Generator, But Loud
Living near the coast in League City Texas (Houston), a back-up generator is a must have. I ordered it and it arrived about a week later.

The installation was complete in January 2010 and after 6 months we lost power twice and it performed flawlessly.

I did have one problem, in the quiet exercise mode the unit would only peak at 800 RPM and died after a minute or two of operation. I called a Generac dealer for service and they corrected the problem under warranty.

What you need to... more
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Mike Yoakum
Houston, TX
Purchased from Electric Generators Direct
Purchased 6/6/10
Total Reviews
3 Reviews
5 out of 55 out of 55 out of 55 out of 55 out of 5
Everything Comes Back On
We live in Houston Texas. My wife's an invalid, and we decided we are not leaving for hurricanes.

I bought this on a Sunday online, and it arrived on the next Friday. The guy who delivered was really nice. I had a furniture dolly and he helped me put it under the box and push it up the driveway. He also told me to place it around back get a couple of sheets of 1/2 inch plywood to roll it on. That worked really well.

I mixed Sackrete and poured a 4 inch deep slab (it was easy) and now it... more
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Shop for the Guardian 200-Amp Automatic Transfer Switch at Electric Generators Direct. Research Generac Guardian automatic transfer switches online. Find Generac Guardian RTSN200A3 automatic transfer switches & Guardian standard installation 200Amps transfer switch features and specifications.