300 Watt 12 Volt Solar Panel Kit
100W 12V solar panel
40A charge controller
LCD display key description
rellable and durable
duilt to withstand extreme weather conditions
high efficiency 10bb mono solar cell
high conversion rate 22.3%
300 Watt 12 Volt Solar Panel Kit
efficient and widely used
 solar panel Application Scenarios
300 Watt 12 Volt Solar Panel Kit
100W 12V solar panel
40A charge controller
LCD display key description
rellable and durable
duilt to withstand extreme weather conditions
high efficiency 10bb mono solar cell
high conversion rate 22.3%
300 Watt 12 Volt Solar Panel Kit
efficient and widely used
 solar panel Application Scenarios

300 Watt 12 Volt Solar Panel Kit with 40A PWM Charge Controller 2 Pair Solar Paanel Cables 3 Set Z Brackets 4 Way Connector for RV Camper Marine Boat Off Grid System

Regular price $370.99
Sale price $370.99 Regular price
Unit price
About this item

  • High efficiency energy conversion: Adopting advanced 9BB solar panel design and A+ grade battery manufacturing to ensure a conversion rate of up to 22%. It can bring you about 1500Wh of power per day (depending on sunlight conditions), much more than 5BB and B-grade panels.
  • Technological innovation: Monocrystalline solar panels utilize the latest half-cut cell technology, which effectively reduces power loss, lowers panel temperature, and greatly reduces the effect of shading on performance, achieving more stable and efficient power output.
  • Convenient installation: 12V solar panels are pre-programmed with special holes to suit various installation needs and are perfectly compatible with Z-mounting brackets. Equipped with two pairs of wires to simplify the connection between the solar panel, controller and external battery, no need to purchase additional wires.
  • User-friendly: Designed for beginners, it comes with a 40A charge controller and is compatible with a variety of 12V battery types (wet, gel, MF, EFB and AGM), making it easy to use in RVs, campers, boats and home green energy storage.
  • Long-lasting Warranty:As a professional solar system manufacturer, we offer up to 25 years transferable power output warranty.JJN solar panel service team is always ready to provide you with professional off-grid system solutions to ensure your worry-free use.
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  • Estimated Delivery:Jul 20 - Jul 24

  • Free Shipping & Returns: On all orders over $100

300 Watt 12 Volt Solar Panel Kit

300 Watt 12 Volt Solar Panel Kit with 40A PWM Charge Controller 2 Pair Solar Paanel Cables 3 Set Z Brackets 4 Way Connector for RV Camper Marine Boat Off Grid System

Regular price $370.99
Sale price $370.99 Regular price
Unit price
Description
Shipping and Refund
Warranty Policy
300 Watt 12 Volt Solar Panel Kit

Whether you are an explorer who loves the outdoor life, a home user who pursues an eco-friendly lifestyle, or an industrial user who needs a steady supply of electricity, this 300W solar panel kit will meet your needs. It utilizes highly efficient solar panels to convert sunlight into electricity, providing you with a clean, environmentally friendly energy solution. Compared with traditional power sources, solar energy is not only more environmentally friendly, but also has continuity and stability, ensuring that you can enjoy a stable and reliable power supply at any time and any place.

The 300W solar panel kit utilizes an advanced 9BB solar panel design combined with the superior quality of A+ grade batteries to achieve a conversion rate of up to 22%. This means it can provide you with ample power even under limited sunlight conditions. The kit is also equipped with an intelligent charge controller that automatically adjusts the charging parameters to ensure safe charging and prolonged battery life.

300w solar panel kit includes

  •  3 pieces of 100W 12V solar panels
  • 12V/24V 40A PWM charge controller
  • 1 Pair of TC Cords: 8 feet 10AWG + 1 Pair of Extension Cords: 20 feet 10AWG
  • 3 Sets (12 pcs) of Z Brackets + Pair of 4-Way Connectors

High-efficiency solar panels

100w Solar Panel 12V makes of Grade A+ monocrystalline, The solar cells for up to 22% of the max efficiency and add bypass diodes to this 100 watt solar panel, which can minimize power drops caused by shade and ensure excellent performance in low-light environments.

12v 100 Watt Solar Panel Specifications

  • Maximum Power: 100W
  • Open-Circuit Voltage (Voc): 24.3 V
  • Short-Circuit Current (Isc): 5.21 A
  • Optimum Operating Voltage (Vmp): 20.4 V
  • Optimum Operating Current (Imp): 4.91 A

300 Watt 12 Volt Solar Panel Kit

 

The meaning of the error reported by the solar charge controller

As for E06-E12, they mean as follows( it can apply to all charge controllers):

  • E06: PV input over voltage protection/E07: No PV input
  • E11: battery low voltage protection/E12: battery over voltage protection
  • E13: Over load protection /E14: Load short circuit protection
  • E15: Over heat protection/E16: PV input over voltage protection

Widely Application

300 Watt 12 Volt Solar Panel Kit

This 300W solar panel kit has a wide range of application scenarios for outdoor adventure, home backup power, green living, and commercial and industrial applications. Whether it's powering electronic devices, ensuring stable power in the home, or supporting communication and surveillance equipment in remote areas, it provides an efficient and reliable green energy solution.

FAQ

  1. Q: How much power can this 300W solar kit generate per day?
    A: This depends on a number of factors, including the time of day, the intensity of solar radiation, and the angle at which the panels are mounted. Under ideal conditions, this kit can produce approximately 1.5kWh (kilowatt hours) of electricity per day, but actual output may vary depending on weather and installation conditions.
  2. Q: How many of these panels do I need to purchase to meet my power needs?
    A: This depends on your specific power needs. Generally, if you need more power, you can purchase multiple panels to be used in parallel. However, please note that you need to make sure that the specifications of the panels and the charge controller are compatible.
  3. Q: Where can I install this solar kit?
    A: You can install the solar kit on your roof, balcony, campsite or any other open area with enough sunlight. Make sure that the installation location is free of obstructions and that the mounting angle can be adjusted for optimal sunlight.
  4. Q: Is this solar kit waterproof?
    A: Yes, this solar kit is designed to be waterproof and safe to use in outdoor environments. However, please note that in extreme weather conditions (e.g. strong storms, heavy rain, etc.), additional protective measures may be required.
  5. Q: How do I need to maintain the solar kit?
    A: Solar kits usually do not require frequent maintenance. However, it is recommended that you periodically check the connections of the panels, wires and mounting brackets to ensure they are in good condition. If you find any damaged or loose parts, please repair or replace them promptly.
  6. Q: Does this solar kit work with all types of batteries?
    A: This solar kit is equipped with a smart charge controller which is compatible with many types of 12V batteries, such as wet cell, gel cell, MF, EFB and AGM. However, please make sure that the battery you choose is compatible with the specifications of the charge controller to ensure the best charging results and longevity.

TOPBULL Shipping and Refund Policy

Shipping Policy:

1. Shipping Methods:

We have local warehouses in the United States and Europe, North American orders will be shipped from the U.S. warehouse, European orders will be shipped from Germany or Italy, all packages will arrive at the customer in 3-10 days after shipment. We offer several shipping methods to meet your delivery needs. The shipping options and estimated delivery dates will be provided during the checkout process.


2. Order Processing Time:

Please allow 1-3 business days for order processing. Once your order has been shipped, you will receive a confirmation email with tracking information.


3. Shipping Rates:

Shipping rates are calculated based on the weight of your order and the selected shipping method. The total shipping cost will be displayed during the checkout process.

Country Estimated delivery time Order 0-100 USD Shipping Rates Order above 100 USD Shipping Rates
USA 3-15 Natural Days 10 USD 0
Canada 3-15 Natural Days 10 USD 0
United Kingdom 3-15 Natural Days 10 USD 0
France 3-15 Natural Days 10 USD 0
Germany 3-15 Natural Days 10 USD 0
Italy 3-15 Natural Days 10 USD 0
Spain 3-15 Natural Days 10 USD 0
Australia 3-15 Natural Days 10 USD 0


4. Free Shipping Policy:

For orders over $100, we offer free shipping.


5. International Shipping:

We currently offer international shipping to select countries. International shipping rates and delivery times vary. Customs and import duties may apply and are the responsibility of the customer.

We currently ship to the United States, Canada, United Kingdom, France, Germany, Italy, Spain, and Australia (excluding islands and remote areas).

6.Customs Duty


All customs duties and taxes are the responsibility of the consumer, the specific cost of each country's customs policies


7. Tracking Your Order:

You can track your order by using the tracking number provided in the shipping confirmation email. If you have any issues with tracking your order, please contact our customer support.


Refund Policy:


1. Returns:

We accept returns within 30 days of the purchase date. To be eligible for a return, the item must be unused and in the same condition as received. It must also be in the original packaging.


2. Refund Process:

Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.


3. Refund Timeframe:

Refunds will be processed within 7-10 business days of receiving the returned item. The refund will be issued to the original payment method.Refunds will be returned to your account within 3-15 business days after we initiate them.


4. Exchanges:

If you need to exchange an item, please contact our customer support service@topbullshop.com. Exchanges are subject to product availability.


5. Return Shipping:

Customers are responsible for return shipping costs unless the return is due to an error on our part.


6. Damaged or Defective Items:

If you receive a damaged or defective item, please contact our customer support immediately. We will provide instructions on how to return the item for a replacement or refund.

TOPBULL warranty

1. Limited Warranty:

TOPBULL offers a limited warranty on all products against defects in materials and workmanship under normal use for a period of 1 year. The warranty period starts from the date of purchase.


2. Warranty Coverage:

This warranty covers defects in materials and workmanship of the product under normal use. It does not cover damage caused by accident, misuse, neglect, unauthorized modifications, or any other circumstances beyond normal wear and tear.


3. How to Claim Warranty:

To initiate a warranty claim, please contact our customer support at service@topbullshop.com within the warranty period. Provide your order number, a detailed description of the issue, and, if possible, attach relevant photographs.


4. Evaluation and Resolution:

Our customer support team will evaluate the warranty claim and determine the appropriate course of action. This may include repair, replacement, or refund at the discretion of TOPBULL.


5. Return of Defective Product:

If requested, you may need to return the defective product. Instructions for the return process will be provided by our customer support team. Customers are responsible for the cost of returning the item.


6. Exclusions:

The warranty does not cover normal wear and tear, damages resulting from improper maintenance, unauthorized repairs, or modifications. It also does not cover incidental or consequential damages.


7. Warranty Transferability:

This warranty is non-transferable and is only applicable to the original purchaser of the product.


8. Duration of Implied Warranties:

To the extent permitted by law, any implied warranties, including the implied warranties of merchantability and fitness for a particular purpose, are limited to the duration of this express warranty.


9. Additional Terms:

TOPBULL reserves the right to update or modify the terms of this warranty policy without prior notice. Any changes will be effective immediately upon posting on our website.
If you have any questions or concerns regarding our warranty policy, please contact our customer support team at service@topbullshop.com for assistance.

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