340 Watt 12 Volt Solar Panel Kit Monocrystalline Off Grid System

Regular price $259.99
Sale price $259.99 Regular price
Unit price
About this item

  • Wide Applicability:This 340W solar panel kit is designed for charging 12v/24v batteries, whether it's for RVs, cabins, homes, boats, campervans, as a backup power source or power supply in remote areas, it can cope perfectly.
  • Superior Performance:The solar panel boasts a conversion efficiency of up to 21%, ensuring efficient energy utilization. Its corrosion-resistant aluminum frame is designed for outdoor use and can withstand decades of wind and rain, while easily coping with strong winds (2400Pa) and snow (5400Pa).
  • Multiple Safety Guarantees:The kit comes with a 30A PWM solar charge controller, designed for seamless RV or camper wall mounting. It can effectively prevent battery overcharge, overvoltage, overdischarge, short circuit and reverse polarity for your safety.
  • Easy Installation:This kit comes with 8 Z-mounting brackets and a pair of red and black solar cables to make installation a breeze. The pre-drilled holes on the back of the panel make installation and fixing quicker. In addition, we have added a new Y-shaped branch connector to meet your parallel connection needs.
  • Quality Assurance:We provide one year product warranty and professional technical support team to make your purchase worry-free. If you have any product questions, please feel free to contact us.
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  • Estimated Delivery:Jul 20 - Jul 24

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

340 Watt 12 Volt Solar Panel Kit  Monocrystalline Off Grid System

340 Watt 12 Volt Solar Panel Kit Monocrystalline Off Grid System

Regular price $259.99
Sale price $259.99 Regular price
Unit price
Shipping and Refund
Warranty Policy
340w solar panel kit

The 340(170*2) Watt Solar Panel allows you to start producing free, clean power from the sun!

  • It is designed for the basic components of an off-grid 12V solar system, it can works for GEL, SEALED, FLOODED (Wet Cell) Battery.
  • Widely applied to off-grid 12 Volt battery charging system and a variety of DC applications, including caravan, RV, car, boat, greenhouse, marine, dry camping, garden watering, shed, cabin, gate opener, etc.
  • Build with high efficiency monocrystalline solar panel, provide you with the most efficiency per space.
  • Built with strong tempered glass and an aluminum frame.
  • Compatible with on-grid and off-grid inverters.

Reliable  170W mono solar panel

Reliable  170W mono solar panel

  1.  High efficiency monocrystalline silicon technology:
    The solar panel consists of monocrystalline silicon solar cells, which ensures high module conversion efficiency to maximize the conversion of solar energy into electricity.
  2. Excellent performance in low light conditions:
    Even in low-light environments, the solar panel still performs well, providing stable power output and adapting to various lighting conditions.
  3. Durable:
    The solar panel can withstand high wind (2400Pa) and snow load (5400Pa) with excellent durability.
    Sturdy tempered glass and corrosion-resistant aluminum frame ensure that the solar panels can be used outdoors for a long time and have a long service life.
  4. Easy Installation:
    The solar panel has been pre-configured with mounting holes for easy installation through the bracket, greatly simplifying the installation process.
  5. Intelligent Charge Control:
    Equipped with PWM intelligent charge controller, it can intelligently adjust the charging current and voltage according to the battery status, effectively protect the battery and extend its service life.
    The rated discharge current reaches 20A, and the battery voltage supports 12V/24V automatic switching to meet the charging needs of different application scenarios.
  6. Multifunctionality:
    The solar panel can be used in many different applications, whether for domestic, commercial or industrial use, and can provide reliable power support.
    With its high performance and durability, this solar panel is ideal for renewable energy solutions.

340(170*2) Watt 12 Volt monocrystalline solar panel

Perfect Backup Power for home or outdoor

  • 170W mono solar panel, with waterproof IP-65 rated junction box:
  • Advanced water and dust proof level (complete protection against environmental particles and low pressure water jets).


 Open Circuit Voltage/Voc(V): 24.26V
Max.Power Voltage/Vmp(V):20.41V
Short Circuit Current/lsc(A):8.83A
Max.Power Current/lmp(A): 8.33A
Cell efficiency 22%
Dimensions:1230*670*30mm (48.4*26.4*1.18 inch)
Weight: 18.5 lbs.

Package included

  • 2pcs 170W mono solar panel
  • 1 pc 20A 12/24V solar charge controller
  • 1 pair 16ft 12AWG solar cable (red & black)
  • 8pc Z mounting brackets

This 340W solar panel kit is suitable for a wide range of areas and application scenarios

application scenarios


  1. Q: Is this 340w solar panel kit suitable for 12V and 24V battery systems?
    A: Yes, this kit is designed for charging 12V and 24V battery systems and can meet different voltage requirements.
  2. Q: What is the conversion efficiency of the solar panel?
    A: The conversion efficiency of this 340w solar panel is up to 21%, ensuring that you can fully utilize your solar energy resources.
  3. Q: What is the function of the TopSolar Pathfinder-20 charge controller in the kit?
    A: The TopSolar Pathfinder-20 is a 30A PWM solar charge controller with protection against overcharge, overvoltage, overdischarge, short circuit, and reverse polarity to ensure the safe use of the battery.
  4. Q: What additional accessories are needed to install this solar panel kit?
    A: The kit already includes 8 Z-mounting brackets and a pair of red and black solar cables, but you may need some additional tools and materials for the specific installation, such as screws, nuts, connectors and so on.
  5. Q: What should I do if I need to use multiple solar panels in parallel?
    A: A new Y-branch connector has been added to the kit to fulfill your parallel connection needs. All you need to do is to connect the positive and negative terminals of multiple solar panels to the corresponding ports of the Y-type branch connector.
  6. Q: How do I contact technical support if I have a problem?
    A: We provide professional technical support team, if you encounter any problems in the process of use, you can contact us through the contact information provided by us (such as telephone, e-mail, etc.), we will provide you with answers and assistance as soon as possible.

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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