When you need a backup power transfer switch, you're usually deciding between amperage and circuit counts. But sometimes the tougher call is between two listings for the same unit. That's the situation here: two listings for the Reliance 306LRK 30Amp Backup Power Manual Transfer Switch, one at USD 139.99 and one at USD 154.75. Since both are the same model, the real question becomes whether either listing offers anything extra at the higher price.
Quick Verdict
Both listings describe the same Reliance model 31406CRK, with a 30 A rated amperage, manual type, New condition, and a prewired 6-circuit configuration. Since the confirmed details match, the only meaningful difference is the listed price. The USD 139.99 listing gives you the identical kit for $14.76 less than the USD 154.75 listing. Unless you have a reason to prefer the higher-priced listing, the lower price is the straightforward choice.
Comparison at a Glance
| Detail | Reliance 306LRK at USD 139.99 | Reliance 306LRK at USD 154.75 |
|---|---|---|
| Brand | Reliance | Reliance |
| Model | 31406CRK | 31406CRK |
| Rated Amperage | 30 A | 30 A |
| Type | Manual | Manual |
| Condition | New | New |
| Circuits | 6 prewired | 6 prewired |
| Listed price | USD 139.99 | USD 154.75 |
| Price bar |
Where Each Listing Wins
The USD 139.99 listing wins on price. Given that both listings share the same brand, model, condition, amperage, and circuit count, the lower listed price is the decisive factor for most shoppers. If you need a 30A manual transfer switch with six prewired circuits, the cheaper listing satisfies that need with the exact same product code.
The USD 154.75 listing does not show any added feature, accessory, or specification that would justify the higher listed price. It's the same model and same 30A/6-circuit configuration, so based on the confirmed details, there's no advantage to choose it over the cheaper listing.
Product Notes
Reliance 306LRK 30Amp BackUp Power Manual Transfer Switch Kit PreWired 6-Circuit

This listing for the Reliance 306LRK 30Amp Backup Power Manual Transfer Switch Kit PreWired 6-Circuit is the more expensive of the two. If you choose it, you're still getting the same model 31406CRK, the same 30 A rated amperage, the same manual type, and the same New condition as the lower-priced counterpart. The concrete reason to pick this listing is that it's the exact same product-so you're not giving up any specification by staying here. The limitation is the price: you'd pay more for the identical kit. Without any extra confirmed parts or features, the higher price is the only downside.
Reliance 306LRK 30Amp BackUp Power Manual Transfer Switch PreWired 6 Circuit Kit

This listing offers the Reliance 306LRK 30Amp Backup Power Manual Transfer Switch PreWired 6 Circuit Kit at the lower of the two listed prices. The concrete reason to choose it is simple: same brand, same model, same 6-circuit prewired setup, same 30A rating, but a lower price. The limitation is that the product itself is identical to the higher-priced listing, so if you were hoping for an upgraded version or separate accessories, this isn't that. It's the same kit without any extra items.
Final Choice by Use Case
If you just need the Reliance 306LRK 30Amp 6-circuit manual transfer switch and want the lowest listed price, take the USD 139.99 listing. If you're already committed to the other listing and don't mind paying more, you're still getting the same kit-but on confirmed specs alone, the lower price wins.