- Home Page /
- Patio, Lawn & Garden /
- Generators & Portable Power /
- Solar & Wind Power /
- Energy Controllers /
- 40A Solar Charge Controller, 12V/24V MPPT Con...
0 ratings
Item #:
228538215
40A Solar Charge Controller, 12V/24V MPPT Controller for RV, Boat, Cabin
78% of respondents would recommend this to a friend
Item #:
228538215
TOP 198
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Saturday, October 10
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
This efficient solar controller increases efficiency by over 30% with 99.9% conversion, making it the ideal choice for faster charging and extended battery life.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
MPPT Technology
Maximizes solar energy capture, ensuring efficient conversion and increased charging performance, significantly improving energy yield compared to traditional PWM controllers.
Wide Compatibility
Suitable for both 12V and 24V systems, making it versatile for various applications, including RVs, boats, and cabins, addressing diverse user needs.
40A Capacity
Handles high current loads effectively, providing robust support for larger solar setups and ensuring reliable power supply even under demanding conditions.
Product Details
| Brand Name | AeternaSol |
| Unit Count | 1 Count |
| Manufacturer | AeternaSol |
| Number of Items | 1 |
| Included Components | 40A Solar Charge Controller |
| Model | SEA246 |
| Part Number | Blue-40A |
| Voltage | 24 volts |
| Display Type | LCD |
| Color | Blue |
| Material Type | Acrylonitrile Butadiene Styrene (ABS) |
| Item Dimensions L x W x H | 8.5"L x 3.5"W x 7.5"H (21.6 x 8.9 x 19.1 cm) |
| Item Weight | 2.5 pounds (1.13 kg) |
| Brand | AeternaSol |
| Product Dimensions (L x W x H) | 8.5"L x 3.5"W x 7.5"H (21.6 x 8.9 x 19.1 cm) |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
Who Should Buy?
-
RV Enthusiasts
Perfect for RV users needing efficient solar charging while mobile, maximizing power usage during trips.
-
Boating Lovers
Ideal for boat owners seeking reliable solar power solutions to charge batteries during excursions.
-
Cottage Owners
Great for cabin dwellers wanting sustainable energy solutions for remote locations without grid access.
-
High Power Demands
Not suitable for users with equipment requiring extensive energy beyond the controller's 40A capacity.
Product Description
40A Solar Charge Controller, 12V/24V MPPT Controller for RV, Boat, Cabin
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is an MPPT solar charge controller and why is it important?
Answer: An MPPT (Maximum Power Point Tracking) solar charge controller optimizes the energy harvested from your solar panels to charge your batteries more efficiently. Unlike PWM controllers, MPPT controllers can extract up to 30% more energy from the solar panels, which is crucial for enhancing your power supply. For RVs, boats, or cabins, this translates to faster charging times and the ability to use your appliances more efficiently. In practical terms, if you're off-grid, this means you will have a more reliable power supply for your daily activities. -
Question:
How does the dual USB port feature of this solar charge controller work?
Answer: The dual USB ports on this solar charge controller allow you to charge various devices simultaneously while ensuring your batteries remain charged. Each port can provide a substantial amount of current, making it suitable for charging smartphones, tablets, and other gadgets. This feature is particularly beneficial in settings like RVs or cabins where multiple users need to power their devices, providing convenience without compromising on battery performance. -
Question:
What types of batteries are compatible with this solar charge controller?
Answer: This solar charge controller supports multiple battery types, including lithium-ion, gel, and lead-acid batteries. The adjustable settings allow you to configure the controller to match your specific battery type easily. This compatibility is vital for users who may want to upgrade or change their battery system over time, ensuring that the controller adapts to different energy storage solutions. Knowing this flexibility helps you make informed decisions about your energy needs. -
Question:
How does the 12V/24V auto-detection feature work?
Answer: The 12V/24V auto-detection feature enables the solar charge controller to automatically identify the system voltage when connected. This means that whether you are using a 12V or 24V battery setup, the controller seamlessly adjusts to optimize charging. It simplifies installation as there’s no need for manual settings, ensuring a hassle-free experience for users setting up their solar systems, particularly in mobile applications like RVs and boats. -
Question:
Can this solar charge controller be used with a solar panel array?
Answer: Yes, this solar charge controller can effortlessly manage a solar panel array that matches its input specifications. Utilizing it with an array enhances your energy output, which is beneficial for prolonged trips or off-grid living where power reliability is key. By integrating multiple panels, you can optimize energy capture throughout the day, making this controller an excellent companion for renewable energy systems in recreational vehicles, cabins, or boats. -
Question:
What advantages does the adjustable LCD with timer provide?
Answer: The adjustable LCD display shows real-time data regarding the charging status, battery level, and energy output, allowing users to monitor their solar system's performance easily. The built-in timer feature enables you to customize charging schedules, accommodating specific energy needs or conserving battery life when necessary. This is especially useful in RVs and boats where energy consumption varies dramatically based on usage patterns. -
Question:
Is this solar charge controller suitable for beginners?
Answer: Absolutely! This solar charge controller is designed with user-friendly features, including auto-detection and a clear LCD display that simplifies monitoring. Beginners will find its straightforward setup and operation less intimidating, allowing them to harness solar energy effectively. Even if you’re new to solar technology, you can quickly become adept at managing your solar power system, whether it's for a cabin getaway or while traveling in an RV. -
Question:
How do I install this solar charge controller?
Answer: Installing this solar charge controller typically involves connecting it to your solar panels, batteries, and load circuit. Comprehensive guidelines are usually provided in the manual, and the clearly marked terminals make it accessible even for novice users. To ensure optimal performance, be sure to follow the recommended wiring diagrams. This ease of installation is ideal for DIY enthusiasts looking to enhance their off-grid systems in RVs or boats. -
Question:
What safety features are included in this solar charge controller?
Answer: This solar charge controller comes equipped with multiple safety features such as overload protection, over-voltage protection, and short circuit protection. These features ensure that both your solar panel and battery system are safeguarded against unexpected surges or faults. Having these safety mechanisms is essential when using renewable energy systems, particularly in mobile setups like RVs and boats, where electrical stability is vital. -
Question:
Where can I buy the 40A Solar Charge Controller in Tonga?
Answer: You can purchase the 40A Solar Charge Controller through Ubuy in Tonga. Ubuy offers a streamlined shopping experience along with reliable customer service to assist you with your solar needs. They provide comprehensive information about the product, ensuring you have all necessary details before making your decision. Explore Ubuy to find this efficient MPPT controller for your RV, boat, or cabin today!
AeternaSol Energy Controllers Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
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.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
TOP 198
Order now and get it around Saturday, October 10
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Advanced MPPT technology for maximum solar power extraction in real time.
- Increases charging efficiency by over 30% compared to basic PWM controllers.
- Automatically recognizes 12V/24V systems, compatible with various battery types.
- Comprehensive protection against over-voltage, short-circuit, and reverse polarity.
- Features an intuitive LCD display and dual USB ports for easy monitoring and charging.
- Rugged build designed for long-term performance and reliable power management.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.