3CZY Solar Charge Controller: Automatic voltage identification
Meet the Solar Charge Controller—your solar system's new best friend. It's smart enough to tell a 12V from a 24V setup without breaking a sweat, making sure your batteries get the perfect charge every time. And yeah, it laughs in the face of rain, thanks to its rugged, waterproof design that's built to last outdoors.
Why you'll love it:
- No guessing games here—it figures out the voltage for you (because who has time for manuals?)
- Built like a tank with a waterproof shell that shrugs off weather like it's nothing
- Plays nice with wires from skinny 28AWG all the way up to beefy 10AWG
- Packs a punch with 20A current handling, because your solar setup deserves muscle
Features
- Waterproof design
- Supports 12V/24V systems
- Handles 20A current
- Compatible with 28AWG - 10AWG wires
- Automatic voltage identification
General specs
- Brand: 3CZY
- Seller: Joom
- ID: 6863e6facd46550139bce9df
- Voltage: 12V, 24V
- Current: 20A
- Wire Compatibility: 28AWG - 10AWG
- Waterproof: Yes
- First listed by seller: 7/11/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
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$30.94
Last price update: 12/10/25
Available to order
Price History for seller Joom
Shipping options
Delivery to 
United States
United States
Unavailable
Video Reviews
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| Brand | 3CZY | Renogy | Flashfish | FF Flashfish | ||
| Model | RBC40D1S | |||||
| Color | ||||||
| Rating |
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| Price | $30.94 | $25.99 | $199.99 | $88.00 | $88.00 | $86.00 |
| Seller | Joom | Gshopper | Amazon | Gshopper | Gshopper | Gshopper |
| Update | December 8, 2025 | July 25, 2024 | December 6, 2025 | July 25, 2024 | July 25, 2024 | July 25, 2024 |
Solar Charge Controller
$30.94
Reviews
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