Frequently Asked Solar-Related Questions
Q: How do Grape Solar’s PV modules compare in price to those of other suppliers?
Q: Where are the PV solar modules manufactured?
Q: How many years do your solar product warranties cover?
Q: Do you require a minimum order quantity?
Q: What range of products does Grape Solar offer?
Q: How do I reach customer and technical support?
Q: As an installer, I plan on making a number of purchases. Can I establish NET-30 payment terms?
Q: Do you offer logistical support for solar system installers and design teams?
Q: Do you have any sales literature for me to view?
Q: How long have you been selling solar equipment and supplies in the US?
Q: Do you also sell inverters, racks, polemounts, & ground mounts?
Q: How many reps or distributors do you have in the US?
Q: What is the pricing / benefit advantage of Grape Solar?
Q: How does Grape Solar panel perform compared to others?
Q: Does Grape Solar offer web based e-learning for its customers?
Q: How do Grape Solar’s PV modules compare in price to those of other suppliers?
A: Because of our direct supply chain model, Grape Solar offers the most competitive prices in the industry. This is true for any size project, bar none. Whether a small residential project or a utility-scale development, we can beat the price of any of our competitors.
Q: Where are the PV solar modules manufactured?
A: Grape Solar represents the industry’s largest consortium of world-class module manufacturers, primarily based in China (where 50% of the world's solar panels are made), with a balanced global supply chain on material sourcing. We provide our customers proven technology; these are precisely the same PV modules that have transformed the Western European energy market.
A: Residential and commercial installers, system integrators, and utility-scale developers. We can also accommodate consumers (end users) with small orders.
Q: How many years do your solar product warranties cover?
A: In most cases, and unless otherwise noted, our product warranty is:
- 10 years product materials and technology
- 10 years output power assurance: no less than 90%
- 25 years output power assurance: no less than 80%
To learn more, see products overview
Q: Do you require a minimum order quantity?
A: No. Due to our constant influx of new inventory, you can order any number of modules and they will be shipped as needed to your site.
Q: What range of products does Grape Solar offer?
A: Our current focus is with proven products, tested in the field -- monocrystalliane and polycrystalliane PV panels. We purposely avoid cutting-edge products that have not withstood the test of time in real-world applications.
Q: How do I reach customer and technical support?
A: We're available to answer questions, comments and help with special needs at 1-541-349-9000.
Q: As an installer, I plan on making a number of purchases. Can I establish NET-30 payment terms?
A: Yes. Along with COD, we will allow you to establish an account with NET-30 terms. To establish an account, the first step is to complete our credit application
Q: Do you offer logistical support solar system installers and design teams?
A: Absolutely. Grape Solar offers on-demand delivery, design services, and around-the-clock access to customer service representatives. If you have a large project, we can establish a local hub (distribution warehouse) for modules and have them delivered to your jobsite on a weekly schedule. To talk about your unique needs, please contact us
Q: Do you have any sales literature for me to view?
A: Yes, please download from our website.
Q: How long have you been selling solar equipment and supplies in the US?
A: We are new in the U.S. market, but we are not new in PV panels. We have shipped products to Europe since 2004 and the initial feedback from our U.S. installers are extremely positive. If you put our model next to our competitors without labels on them, nine out of ten times, the installers would choose our panels.
A: First order: Prepay or COD, starting 2nd order onwards up to N30 after credit approval. For orders of MW volume, special payment arrangements can be made.
Q: Do you also sell inverters? Racks, polemounts, ground mounts?
A: Yes. Upon request, Grape Solar can source all installation component at the most competetive price available in the country. Grape Solar is becoming installers' choice for one-stop-shopping.
Q: How many reps or distributors do you have in the US?
A: We have reps in major solar markets in the United States. However, we do not sell to distributors in order to reduce overall costs to installers.
Q: I am a builder and contractor, but I am not a solar installer yet, can I buy directly from Grape Solar?
A: Yes.
Q: Where is the pricing/benefit advantage of Grape Solar?
A: We are always 5% lower than our nearest competitor on equal product specifications, payment terms, order quantity, and delivery lead time.
Q: How does Grape Solar panel perform compared to others ?
A: From third party independent testing result, our panel consistently outperform our major competitors.
|
Module Maker |
Array Size (Watt) |
Production Data 1 (Watt) |
Production Data 2 (Watt) |
Performance (AVG) |
Rank |
|
Grape Solar Solar 175 |
1925 |
1386 |
1372 |
72% |
1 |
|
Competitor A 175 |
7700 |
5140 |
5020 |
66% |
2 |
|
Competitor B 175 |
7700 |
5006 |
4909 |
65% |
3 |
Q: Does Grape Solar offer web based e-learning for its customers?
A: Yes. Periodically, we organize web based seminars for our customers and our sales representatives around the country.