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· 5 in stock · prices checked Nov 2, 2026, 6:07 AM ET
Cheapest solar charge controller per amp
Price ÷ the amp rating in the product name. MPPT controllers cost more per amp than PWM but harvest more from the same panels; the type is in each product's name.
The ranking lowest cost per amp first
Every store link here is a paid link. Renogy buy buttons go to the store through its affiliate program. Rankings are pure math.
| Rank | Product | $ / amp | Amps (product name) | Price today | vs. last week |
|---|---|---|---|---|---|
| #1 | Wanderer Li 30A PWM Charge Controller Renogy In stock | $1.10 | 30 | $32.99 | no change |
| #2 | New Edition Voyager 20A PWM Waterproof Solar Charge Controller Renogy In stock | $2.75 | 20 | $54.99 | history building |
| #3 | Wanderer 10A PWM Charge Controller with BT1 Renogy In stock | $4.50 | 10 | $44.99 | no change |
| #4 | 36V/48V Rover Boost 10A MPPT Solar Charge Controller Renogy In stock | $11.30 | 10 | $112.99 | no change |
| #5 | REGO 12V/24V/36V/48V 30A MPPT Solar Charge Controller Renogy In stock | $14.37 | 30 | $430.99 | no change |
We have 16 days of price history (since Oct 17, 2026). Prices checked Nov 2, 2026, 6:07 AM ET at each brand's own store. Tax and shipping not included.
Specs marked "product name" are read from the brand's own product title. Products sold in several sizes at different prices are left out of per-unit math so the spec matches the price.
Sold out today (2)
- Renogy Refurbished 36V/48V Rover Boost 10A MPPT Solar Charge Controller, last price $52.99
- Renogy Refurbished REGO 12V 60A MPPT Solar Charge Controller, last price $344.99
Prepared, not scared
Cheapest isn't always best: check what each product includes on the brand page, and buy for the household you actually have. The Kit Calculator works out how much food and water that is.
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Questions people ask
What is the cheapest solar charge controllers right now?
At today's prices: Renogy Wanderer Li 30A PWM Charge Controller at $1.10 per amp ($32.99). This page updates every day.
How often is this ranking updated?
Daily. We check each brand store once a day and rebuild this page; the last check was Nov 2, 2026, 6:07 AM ET.
Why isn't my favorite brand listed?
We only collect prices from stores whose terms allow automated price checks. Brands that forbid it, such as EcoFlow, Jackery and Sawyer, are listed on our methods page.