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Item #:
193214572
CN3791 Solar Controller Board MPPT 1 Cell 6/9/12V Solar Panel Regulator Control Module JST PH2.0 Auto with Cables (6V)
Item #:
193214572
XCD 52
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Get the most possible power out of your solar panel with our CN3791 Solar Controller Board.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Efficient MPPT
Maximize energy capture with advanced Maximum Power Point Tracking technology, ensuring optimal performance and efficiency from solar panels in various conditions.
Versatile Voltage Range
Supports various voltage inputs (6/9/12V), making it perfect for different solar applications and adaptable to various solar panel configurations.
Easy Installation
Includes JST PH2.0 connectors and cables for seamless setup, allowing both beginners and experts to quickly and easily integrate into existing systems.
Product Details
| Brand Name | Reland Sun |
| UPC | 765083561083 |
| Manufacturer | Reland Sun |
| Part Number | 1 |
| Color | blue |
| Material Type | Plastic |
| Display Type | LED |
| Item Dimensions L x W x H | 1.77"L x 0.79"W x 0.37"H (4.5 x 2 x 0.9 cm) |
| Brand | Reland Sun |
| Product Dimensions (L x W x H) | 1.77"L x 0.79"W x 0.37"H (4.5 x 2 x 0.9 cm) |
| Material | Plastic |
Who Should Buy?
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Hobbyists & DIYers
Ideal for individuals experimenting with small solar projects or building custom solar setups at home.
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Mobile Applications
Great for users seeking to charge batteries in portable devices or systems using a single-cell solar panel.
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Low-Voltage Systems
Perfect for small-scale applications requiring efficient energy conversion from 6V solar panels.
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High-Power Users
Not suitable for heavy-duty applications where significant power is needed, beyond the limitations of this controller.
Product Description
CN3791 Solar Controller Board MPPT 1 Cell 6/9/12V Solar Panel Regulator Control Module JST PH2.0 Auto with Cables (6V)
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Customer Questions & Answers
-
Question:
What is the maximum input voltage for this solar controller?
Answer: The maximum input voltage is 12V. -
Question:
What type of connections does the solar controller use?
Answer: It uses 2-pin JST connectors or PH2.0 connectors. -
Question:
What is the operating temperature range of the CN3791 Solar Controller?
Answer: The operating temperature range is -40 °C to +85 °C.
Reland Sun Motherboards Editorial Review
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Pros
- Highly efficient MPPT technology
- Easy installation with included cables
- Durable construction for long life
- Compact size for space-saving
- Intelligent auto-regulation feature
Cons
- Limited compatibility with higher voltage panels.
Platform Trust & Buyer Confidence
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Jazz
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“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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“The delivery was fast and the product came undamaged and authentic.”
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“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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XCD 52
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Features & Benefits
- Maximize solar energy efficiency with MPPT technology.
- Easy setup with plug-and-play design.
- Compatible with various input voltages: 6V, 9V, and 12V.
- Delivers a stable output voltage of 3.7V with a full charge at 4.2V.
- Handles a maximum charging current of 2A.
- Operates smoothly in extreme temperatures from -40 °C to +85 °C.
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