When an outage interrupts your power, the transfer switch you choose determines how quickly you get backup and which parts of the house stay online. One route is to let the switch sense the loss and move the load to generator power by itself. The other is to stand at a panel and move the load by hand. The Dual Power Automatic Transfer Switch kit is the first route: it is built around the automatic changeover function. The Generator Transfer Switch Kit is the second route: it is a complete circuit-level package for connecting a portable generator.
Quick verdict
If you want automatic backup with the switch handling the changeover for you and you are ready to handle the surrounding wiring, the Dual Power ATS is the straightforward pick. If you want a finished package with the connecting hardware included, the Generator Transfer Switch Kit gets you connected in one purchase.
At a glance
| Item | 63A Dual Power Automatic Transfer Switch | 30A Generator Transfer Switch Kit |
|---|---|---|
| Listed price | USD 43.95 | USD 232.99 |
| Transfer action | Automatic | ON-OFF-ON manual |
| Current rating | 6A-63A | 30A |
| Voltage | AC240V rated / AC690V insulation | 120/240V |
| Included | Switch and indicator light display | Inlet box, 10 ft L14-30 cord, watt meters, backfeed protection |
| Condition | New | New - Open box |
Where each product wins
The Dual Power ATS wins on hands-off operation and larger line-current range. It is built for higher current levels than a smaller panel, and the changeover takes about 2 seconds, which is short enough to avoid a long interruption. That makes it a strong fit when you want backup power to come on without you at the panel.
The Generator Transfer Switch Kit wins on completeness and circuit-level control. You get a panel where you can manage which loads run on generator power, and the included hardware makes it a more finished package. If your goal is to keep a set of essential circuits going during an outage, this kit gives you the structure to do that.
63A Dual Power Automatic Transfer Switch kit

If you are comfortable building out your own transfer setup, the Dual Power Automatic Transfer Switch kit gives you a 63A, 4-pole switch that handles the changeover by itself. The indicator light display shows switching status, and the 2-second or so conversion time is short enough to keep an outage brief. With an AC240V rated voltage and AC690V insulation, it is built for higher-voltage service. The trade-off is that this is a component, not a complete connection kit. The package centers on the switch, so the rest of the transfer system is up to you.
30A Generator Transfer Switch Kit, 10-Circuit, 7500W

The complete kit is the better choice if you want a more finished package. It includes an inlet box, a 10-foot L14-30 cord, watt meters, and backfeed protection, so the connection path is mostly laid out for you. The 10-circuit panel uses an ON-OFF-ON manual switch, and the 7,500W 120/240V rating is sized for a typical portable generator. The limitation is on the operation side: you have to be at the panel to flip it, and the listing condition is New - Open box, so the unit is not factory-sealed. The open-box status is something to factor into your buying decision.
Final choice by use case
Choose the Dual Power Automatic Transfer Switch kit if your plan is an automatic, component-level installation and you are prepared to wire the rest of the system. Choose the Generator Transfer Switch Kit if you want a complete circuit panel with the connecting hardware already in the box, and you are okay with controlling the transfer from the panel.