Reliance Pro/Tran 2 R306A Outdoor
#10 in 30 AFull review
An outdoor six circuit switch that doubles as the inlet, so the generator plugs straight into it. Good for houses where the panel is on an outside wall or in a garage.
Amazon $308.70$308.70
The Reliance Pro/Tran 2 R306A Outdoor is the better transfer switch overall, rated 3.6 to 3.0. The Reliance Pro/Tran 2 R306A Outdoor leads on features. The Nature's Generator 120V 30A 6-Circuit costs $28.71 less ($279.99 vs $308.70).
Nature's Generator 120V 30A 6-Circuit
#20 in 30 AFull review
A 120 V switch for a power station or small generator without a 240 V outlet. Skip it if you need to run any 240 V appliance.
Amazon $279.99$279.99
Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Reliance Pro/Tran 2 R306A Outdoor for features (wattmeters, outdoor rated, UL listed vs UL listed).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 30 A transfer switch; a clear win is highlighted. How we rank explains each one.
| Factor weight | Reliance Pro/Tran 2 R306A Outdoor | Nature's Generator 120V 30A 6-Circuit |
|---|---|---|
| Overall rating | 3.6/5 | 3.0/5 |
| Value 35% | 48 $51.45 per circuit ($308.70, 6 circuits) | 55 $46.66 per circuit ($279.99, 6 circuits) |
| Circuits 25% | 33 6 circuits | 33 6 circuits |
| Features 20% | 75 wattmeters, outdoor rated, UL listed | 25 UL listed |
| Warranty 20% | 100 5-year warranty | 50 warranty not published (neutral score used) |
Specifications
| Reliance Pro/Tran 2 R306A Outdoor | Nature's Generator 120V 30A 6-Circuit | |
|---|---|---|
| Switching | ||
| Type | Manual | Manual |
| Circuits | 6 | 6 |
| Generator connection | 30 A | 30 A |
| Max generator | 7,500 W | - |
| Voltage | 120/240 V | 120 V |
| Wattmeters | Yes | - |
| In the box | ||
| Inlet | L14-30 on the switch | L5-30 on the switch |
| Inlet box included | No | No |
| Generator cord included | No | Yes |
| Build | ||
| Outdoor rated | Yes | No |
| UL listed | Yes | Yes |
| Warranty | 5 years | - |