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KONNWEI Solar Charge Controller: Automatic voltage identification

Solar Charge Controller — Power Management, KONNWEI
Available Options
30A LCD
30A LCD
Joom
$19.46
Available to order

Meet the Solar Charge Controller from KONNWEI—your solar system's new best friend. It's not just about keeping things running; it's about doing it smarter. With automatic voltage identification (12V/24V), this little genius works with almost any solar panel you throw at it. And that LCD display? It's like having a dashboard for your solar energy, showing you everything from charging status to voltage and current at a glance. No guesswork, just power.

Why you'll love it:

  • Packs a 30A capacity—because who doesn't want to handle more power without breaking a sweat?
  • It's got your back with protection against overcharging, over-discharging, and short circuits. Think of it as your system's personal bodyguard.
  • Built tough with a durable construction, it laughs in the face of long-term outdoor use. Rain or shine, it's not going anywhere.
  • LCD display
  • 30A capacity
  • 12V/24V compatible
  • Automatic voltage identification

General specs

  • Brand: KONNWEI
  • Seller: Joom
  • Voltage Compatibility: 12V, 24V
  • Current Capacity: 30A
  • Display Type: LCD
  • Protection Features: Overcharge, Over-discharge, Short circuit
  • First listed by seller: 6/21/25

If you are interested in more details, you can find full information on the seller's page.

$19.46
Last price update: 8/30/25
Available to order

Shipping options

Delivery to United States
Unavailable

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Brand KONNWEI Vestidos Fishine Kkmoon Vestidos MDH
Model
Color
Rating
(3)
(1)
(1)
(2)
(1)
(1)
Price $19.46 $17.90 $17.54 $63.30 $49.74 $75.81
Seller Joom Joom Joom Joom Joom Joom
Update August 29, 2025 August 30, 2025 August 30, 2025 August 30, 2025 August 30, 2025 August 8, 2025
Voltage Compatibility 12V, 24V 12V, 24V 12V, 24V
Current Capacity 30A 20A 20A
Display LCD LCD LCD LCD
Solar Charge Controller — Power Management, KONNWEI

Solar Charge Controller

$19.46

Reviews

3.65
(3 reviews)
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Noah Williams
Noah W. US Los Angeles, CA
July 1, 2025
Decision:

as someone with a background in analysis and a rational approach to buying, i picked this up for my home solar setup to keep things efficient and safe, especially with kids and pets around. it's been in use for a couple of months now, and overall, it does what it promises. the automatic voltage detection is a huge plus—no fiddling with settings, just plug and play. the display is informative, showing charge status and other metrics, though it can be hard to read in bright la sun. i appreciate the protections; it's saved my system from a potential short circuit once. build quality is durable, no signs of wear yet. however, for a high-capacity system, it might not be the best fit, and the heat buildup during peak times is a minor concern. not perfect, but a reliable choice for most needs. i'd recommend it with some caveats.

  • Pros: i love how it figures out the voltage on its own and works with different panels, making setup a breeze. the screen shows all the important details clearly, so i always know what's happening with my power. it handles a good amount of energy without issues, and the built-in protections give me peace of mind against mishaps. the build feels solid and holds up well outside, rain or shine :)
  • Cons: from what i feel, it might be too basic for larger systems, and the display could be brighter in direct sunlight. sometimes it gets a bit warm during heavy use, which makes me a little cautious.
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