Description
Generac RTSW100J3 Automatic Transfer Switch Overview
The Generac RTSW100J3 is a 100-amp, 3-phase automatic transfer switch listed as a 120/240-volt, 20,000-watt unit. It is an open-transition switch designed to operate with Generac’s digital control on air-cooled generators. It also works with the Nexus and Evolution controllers used on liquid-cooled Generac generators from 22 to 150 kW. Table specifications include a 2/0 to 14 AWG wire size range, an aluminum enclosure, time delay transfer and a manual override.
Key Features
- Open-transition switching
- Works with Generac’s digital control on air-cooled generators
- Compatible with Nexus and Evolution controllers on liquid-cooled generators from 22 to 150 kW
- NEMA 3R aluminum enclosure
- One-year limited factory warranty
Who It’s For
Owners of an air-cooled Generac generator, or a liquid-cooled Generac unit between 22 and 150 kW with a Nexus or Evolution controller, who need a 100-amp automatic transfer switch.
Specifications
| Model | RTSW100J3 |
| Brand | Generac |
| Max. Wattage | 20,000 |
| Max. Amps | 100 |
| Voltage | 240 |
| Max. Wire Size | 2/0 – 14 AWG |
| Automatic Exerciser | No |
| Enclosure Material | Aluminum |
| Time Delay Transfer | Yes |
| Sensing Line Failure | .9 |
| Max. Number of Tandem Breakers | 0 |
| Repeat of Exercise Cycle | 7 |
| Lockable | No |
| 2-Wire Start | No |
| Manual Override | Yes |
| Sensing Generator Hz | No |
| Phase | 3 |
| Enclosure Type | NEMA 3R |
Buying advice: read our guide to automatic vs manual transfer switches, or browse all automatic transfer switches.
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