3CZY Solar Charge Controller: 20A PWM technology
Available Options
Ever wondered how to keep your solar setup running smoothly without frying your batteries? Enter the Solar Charge Controller—your go-to gadget for making sure every bit of sunshine is put to good use. Thanks to its 20A PWM technology, it’s like having a smart assistant that knows exactly how to charge your batteries without overdoing it. And hey, it’s not just smart; it’s also got that sleek black look that won’t stick out like a sore thumb in your RV or wherever you’re harnessing the sun’s power.
Why you’ll love it:
- No more battery overcharging—because nobody likes a puffed-up battery.
- Installation’s a breeze, and using it? Even easier. It’s practically plug-and-play.
- Built to last, so it’s one less thing you’ll need to worry about replacing anytime soon.
- Solar panel regulator
- Black color design
- RV accessories compatible
- 20A PWM technology
General specs
- Brand: 3CZY
- Seller: Joom
- Technology: PWM
- Current: 20A
- Compatibility: RV accessories
- First listed by seller: 7/11/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
Russia
Video Reviews
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Solar Charge Controller Black 20A PWM technology
|
Solar Charge Controller 20A capacity
|
Solar Charge Controller 20A charging capacity
|
Solar Charge Controller Automatic PWM
|
Automatic Solar Panel Charge Controller PWM technology
|
Solar Charge Controller 20A automatic PWM charging
|
|
| Brand | 3CZY | 3d printing machine | Vestidos | 3d printing machine | Wotypea | OutsideWorld |
| Model | ||||||
| Color |
|
|||||
| Rating |
|
|
|
|
|
|
| Price | $49.81 | $35.60 | $16.36 | $11.89 | $11.71 | $11.58 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 19, 2025 | August 29, 2025 | August 30, 2025 | August 29, 2025 | August 30, 2025 | August 30, 2025 |
| Compatibility | RV accessories | 12V, 24V | 12V, 24V | Photovoltaic systems, 12V/24V batteries | ||
| Output Ports | 2 USB | Dual USB | Dual USB 5V | |||
Solar Charge Controller
Jonathan T.
Boston, MA
July 22, 2025
I've been using this for a couple of months now in my solar setup for some outdoor projects, and overall, it's reliable. As someone who's into building things and gaming, I appreciate gadgets that just work, and this one handles the basics well. It charges the batteries without any fuss, and I haven't had any issues with it overheating or anything. But I can't help but be critical—while it's good, it doesn't blow me away. Maybe it's my skeptical nature, but I expected a bit more from something in this price range. Still, for keeping things running smoothly, it's a solid choice, though not perfect.
- Pros: It does a very good job of keeping my batteries from getting overcharged, which is exactly what I needed. Setting it up was straightforward, almost plug-and-play, and it blends in well without looking out of place in my setup. It feels solidly built, so I'm not worried about it failing soon.
- Cons: I'm a bit skeptical about how efficient it really is compared to other options; it could be wrong, but I feel like it might not squeeze every last bit of power from the sun. The design is fine, but nothing special, and for a perfectionist like me, I wish it had a bit more polish or advanced features.