1. Buy from professional solar product suppliers
To get the most authoritative offer of wholesale solar panels, it may be a wise choice to buy from professional solar product suppliers, because they are specialized in supplying solar products, and most of them buy from manufacturers, which makes their prices cheaper, and these suppliers will also give you the most detailed information about these solar panels.
There are many solar product suppliers in the world such as Canadiansolar in Europe, First Solar in the Americas, Q CELLS and Longi Green Energy in Asia and these are the solar energy suppliers that are known all over the world.
If you are buying wholesale solar panels to earn the price difference, you can establish some partnership with these suppliers, knowing that these solar product suppliers have the ownership of the solar product inventory, so that you will have a constant supply of wholesale solar panels, which can save you a lot of trouble.

2. Buy from solar agent wholesalers
Solar agent wholesalers do not have the ownership of the solar product inventory; however, you can negotiate and sign a relevant contract with them, and then they can transfer the wholesale solar panels you need from the supplier’s inventory. Since solar agent wholesalers are basically available in every city, you can save more time compared to buying wholesale solar panels from suppliers.
3. What do I need to pay attention to when buying wholesale solar panels?
First of all, you need to check the product qualification and production time of the wholesale solar panels you buy. Product qualification is to check whether the wholesale solar panels you buy is the one you pick, check the product qualification including the size of solar panels, rated voltage, output power and other basic parameters, of course, pay attention to the solar panels you receive can not have broken and other aspects of the problem, if the problem should be timely proposed replacement.
Verify the production date is to buy the latest wholesale solar energy. Currently on the market there are some B-grade (slightly defective products) and surplus products (backlog in the warehouse in a hurry to sell the product), you need to pay attention to distinguish between these products, usually solar panels will be labelled on the packaging, of course, if you do not have a large budget you can also consider this type of products, they are usually lower prices.
Finally, you need to carefully determine the contract with the wholesaler, including the payment method, the quantity of products and the cost of product transportation. Take the cost of product transportation, some solar wholesalers will pay for this part of the cost, you need to make sure that this is in the contract with the wholesaler in order to prevent the solar panels from being delivered with extra payment to the transportation workers.
4. How to buy wholesale solar panels at a lower price
The best way to buy lower priced wholesale solar panels should be to go for used solar panels. These used solar panels will be pooled together by some people and then refurbished to become used solar panels before selling them to other people, and the wholesale of these solar panels will be much lower than the market price.
However, you need to be aware that you need to take some risks if you buy these wholesale solar panels. These solar panels usually have a shorter lifespan (maybe only 3 to 5 years), and they are subject to minor problems, and the warranty offered by the wholesaler is poor. You need to consider all these aspects before making a decision.
Summary
Buying wholesale solar panels is an important step in building a large-scale solar energy system or hoarding goods for secondary sales. Through the in-depth understanding of the knowledge related to wholesale solar panels, I believe you have a certain understanding of this concept, which is very important for you to buy the right wholesale solar energy, and now, you can take action.