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The ultimate choice for large loads, capable of powering multiple appliances and electronics. Our largest pure sine wave inverter, the Go Power! GP-ISW3000 is the ultimate choice for large loads that demand an exact replica of AC power. The GP-ISW3000 can run any tool or appliance within its wattage range. The GP-ISW3000 is the professionals choice for clean reliable power when you need it.
Ideal for powering multiple appliances, electronic equipment like TVs, stereos, computers, or as a source of emergency backup power, the Go Power! GP-ISW3000 is suitable for a range of applications. This inverter is included in our largest solar system, the SOLAR EXTREME, which features three solar panels, a converter chargers, transfer switch and all mounting hardware required to install on any RV or long-haul truck.
Continuous Output Power
2000 W (VA)
3000 W (VA)
Maximum Surge Rating
3500 W (VA)
6000 W (VA)
Pure Sine Wave
Output Voltage Range ± 3%
100 – 120 VAC (Dip Switch Selectable)
12 V: 10.5 – 16.5 VDC
24 V: 21 – 33 VDC
Fast Free Shipping and No Taxes:
Buy with confidence because we have a price match guarantee.
We sell many products that are inherently very difficult to return, such as toilets. Please take advantage of our contact form and number if you need to do additional product research before ordering.
As soon as you place your order, you will receive an order confirmation e-mail. This means that we have received your order in our system and pre-authorized your credit card for the purchase. As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment. If your item is on backorder or unavailable, we will void the pre-authorization and reach out to you via e-mail. If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment.
If your order is in stock and we process the charges to your credit card, it will ship within five business days from the date of your order. We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address your provide when checking out. If you do not receive tracking information from us within six business days of your order, feel free to follow up with us at email@example.com.
Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery. If your item(s) do arrived damaged, please send photos to firstname.lastname@example.org and we will process an insurance claim on your behalf.
Cancellations & Refunds:
All orders cancelled after 48 hours are subject to a $20 administration fee, whether or not your order has shipped. If you order has shipped, you (the buyer) will also be responsible for actual return shipping charges. Refunds will only be issued to the original credit card that you use when placing your order.
For Inergy products you have 5 days to request cancellation. Added 4/22/2019
For products over $8000 we can not accept cancelations. Added 4/22/2019
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. If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
Late or missing refunds (if applicable):
If you haven’t received a refund yet, first check your bank account again. Then contact your credit card company, it may take some time before your refund is officially posted. Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact us at email@example.com.
Sale items (if applicable)
Only regular priced items may be refunded, unfortunately sale items cannot be refunded.
Exchanges (if applicable)
We only replace items if they are defective or damaged when they arrive. If you need to exchange it for the same item, send us an email at firstname.lastname@example.org.
Our policy lasts 14 days. If 14 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange. To be eligible for a return, your item must be unused and in the same condition that you received it. It must not be missing parts for reasons not due to our error. It must also be in the original packaging. To complete your return, we require a receipt or proof of purchase.
To return your product, you should email us at email@example.com and you will receive instructions on how to return your item.
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund. Depending on where you live, the time it may take for your exchanged product to reach you, may vary.
If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.
If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.
If the item wasn’t marked as a gift when purchased, or the gift giver had the order shipped to themselves to give to you later, we will send a refund to the gift giver and he will find out about your return.
Additional non-returnable items:
We take every precaution possible to ensure that your order is secure.
Our security policy is simple: we take every security precaution possible.
Online orders are actually safer than in person credit card transactions because your credit card information is immediately encrypted. This means that only an authorized computer by an authorized party could access it.
If you would still prefer to place an order by phone, please call 940-268-2640
Our goal is not only to provide a wide selection of products at competitive prices, but to promote sustainability and environmentalism. We believe a green energy revolution is necessary.
We guarantee support at all stages of the purchase
We will answer questions before the purchase, during the purchase, and will continue answering questions after the purchase. Email us at firstname.lastname@example.org or call 940-268-2640
We are authorized dealers
This means that you will receive the full manufacturer warranty with each product.
Order through our website, through the phone, or through email.
Best price guarantee
If you see a better price anywhere, leave an order note and we will beat it. If we can not beat it, we will refund your order immediately.
We are an American company
Nearly all of our products are shipped from the USA or Canada, meaning relatively quick shipping times. You will not have to wait for an item from China.
We now offer financing
We now offer financing through LightStream to make investing in solar or home improvement much easier.