The cheapest way into a 10 circuit Reliance switch, sold by Amazon. Pick it if you already have an inlet box and cord and can live without meters.
Amazon $299.9912 Reliance Controls transfer switches ranked. Each one is scored and ranked against every brand in its rating, so "#3 mid-size" means third of all mid-size transfer switches here, not third among Reliance Controls's own.
Reliance Controls makes 12 current transfer switches: 10 30 A and 2 50 A. Prices run from $299 for the Reliance Pro/Tran 2 306A to $518.40 for the Reliance Pro/Tran 2 A310A. Its best-rated model in each size: the Reliance Controls 31410B (#3 of 20 30 A, rated 4.3) and the Reliance Pro/Tran 2 510D (#4 of 8 50 A, rated 3.4).
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.
Reliance Controls transfer switches 12
- Reliance Controls 31410B#3 30 AFull review
The cheapest way into a 10 circuit Reliance switch, sold by Amazon. Pick it if you already have an inlet box and cord and can live without meters.
Amazon $299.99$299.99107,500 WManual - Reliance Controls 30310A#4 30 AFull review
A 10 circuit Reliance switch with meters and a built in inlet, sold by Amazon. Best when the switch can sit in a garage near the generator.
Amazon $384.74$384.74107,500 WManual - Reliance Controls 31410CRK#5 30 AFull review
The classic complete kit for a 30 A generator: switch, inlet box and cord, with meters to balance the load. A good pick for a homeowner who wants one part number to hand an electrician.
Amazon $473.99$473.99107,500 WManual - Reliance Pro/Tran 2 310C#6 30 AFull review
The current Pro/Tran 2 version of the 10 circuit switch with meters. Worth it only if you already own an inlet box and cord, since the full kit costs little more.
Amazon $429$429107,500 WManual - Reliance Pro/Tran 2 A310A#7 30 AFull review
The 10 circuit Pro/Tran 2 set up for two 30 A 240 V loads out of the box. Worth the premium only if you need those breakers.
Amazon $518.40$518.40107,500 WManual - Reliance Pro/Tran 2 R306A Outdoor#10 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$308.7067,500 WManual - Reliance Pro/Tran 2 306CRK#14 30 AFull review
The Pro/Tran 2 successor to the popular 31406CRK, with everything needed for a small backup setup. A good fit for a fridge, furnace and a few lights on a 30 A generator.
Amazon $345.71$345.7167,500 WManual - Reliance Pro/Tran 2 306A#16 30 AFull review
A small Reliance switch with meters and its own inlet for a garage or utility room install. Fine for a few essentials on a 30 A generator.
Amazon $299$29967,500 WManual - Reliance Pro/Tran 2 306C#17 30 AFull review
The six circuit Pro/Tran 2 with meters, for someone who already has an inlet box. The 306CRK kit adds the box and cord for not much more.
Amazon $299.95$299.9567,500 WManual - Reliance Pro/Tran 2 510D#4 50 AFull review
A plain 10 circuit 50 A switch for a large generator. Choose it over meter models only when price matters most.
Amazon $467.30$467.301012,500 WManual - Reliance Pro/Tran 2 306D#18 30 AFull review
The bare bones six circuit Pro/Tran 2. Only worth buying when it is cheaper than the 306C.
Amazon $303.80$303.8067,500 WManual - Reliance Pro/Tran 2 506C#7 50 AFull review
An affordable 50 A Reliance switch for a large generator that only needs to run a few heavy circuits.
Amazon $348.10$348.10612,500 WManual