

Description
Efficient Off-Grid Power for RVs, Cabins, and Remote Living
This 4000W Off-Grid Solar Kit is the perfect starter system for powering your RV, off-grid cabin, mobile workshop, or remote getaway. Designed for reliable energy production and storage, this kit includes a 4000W 12VDC inverter, 1200W monocrystalline solar panel array, and high-capacity 12V LiFePO4 batteries with Bluetooth monitoring.
The system can generate approximately 5,400 watt-hours per day based on an average of 4.5 sun hours, making it ideal for users who consume around 162 kWh per month. Whether you're embracing full-time RV life, building a remote retreat, or seeking an affordable backup power solution, this scalable solar setup provides dependable off-grid electricity
Key Features
4000W Pure Sine Wave Inverter (Split Phase)
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Converts 12V DC to stable 120V/240V AC power
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Ideal for running refrigerators, lights, tools, and small appliances
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Compatible with both RVs and cabins that require dual voltage output
1200W Solar Panel Array
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6 x 200W monocrystalline panels deliver high-efficiency solar energy
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Reliable performance in both direct sunlight and low-light conditions
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Expandable if more solar input is needed in the future
Powerful 12V LiFePO4 Battery Bank
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2 x 12V 200Ah lithium batteries offer 4800Wh of energy storage
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Built-in Bluetooth monitoring for checking charge levels via smartphone
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Long-lasting, deep-cycle batteries for daily off-grid use
Smart MPPT Charge Controller (100A)
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Maximizes solar power harvest with intelligent MPPT technology
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Protects your battery from overcharging and voltage surges
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Supports future system expansions with higher charging capacity
Easy Setup & Expandable Design
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Includes all essential wiring, connectors, and mounting hardware
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Z-brackets for secure RV or roof installation
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Designed to be scalable—add more solar panels or batteries as needed

Specifications





What's in the Box
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1 x 4000W 12V DC to 120V/240V Inverter (Split Phase)
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6 x 200W High-Efficiency Monocrystalline Solar Panels (Total: 1200W)
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2 x 12V 200Ah LiFePO4 Batteries with Bluetooth Monitoring
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1 x 100A MPPT Solar Charge Controller
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1 x 50ft Solar Extension Cable (Inverter PV Input)
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1 x Battery-to-Charge Controller Cable Set
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6 x Mounting Z-Bracket Sets
Downloads
- 4000 Watt Pure Sine Wave Inverter
- 200AH Lifepo4 battery with Bluetooth
- 200 Watt Monocrystalline Solar Panels
- 100A MPPT Solar Controller
- The wiring diagram of the SGK-PR4S solar kit
Warranty
KING OF GENERATORS - SUNGOLD WARRANTY & RETURN POLICY
Thank you for shopping with King of Generators. As a verified dealer of SunGold Power products, we uphold SunGold Power’s official warranty and return policies. Please review the details below for more information.
WARRANTY POLICY
SunGold Power offers warranties ranging from 1 to 25 years depending on the specific product. The warranty period begins on the original purchase date as indicated on the sales receipt or other proof of purchase.
LIMITED WARRANTY
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The warranty is valid for the original consumer purchaser only and is non-transferable.
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Warranty coverage does not extend to products that are misused, abused, modified, damaged due to accidents, or used outside the intended purpose as described in product documentation.
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Any unauthorized repair attempts will void the warranty.
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Modified products will be returned to the customer at their expense.
REPLACEMENTS
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If a product fails within 30 days of purchase due to a manufacturing defect, SunGold Power will replace it. The replacement item carries the original product's remaining warranty period.
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If the issue is due to improper operation, we will assist in troubleshooting, but returns or replacements will not be accepted. Customers will be responsible for the cost of accessories and shipping.
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If a replacement part is needed under warranty, please contact us to arrange shipment.
RETURN POLICY
SunGold Power offers a 30-day return policy for products purchased directly from a verified dealer such as King of Generators. If you are not completely satisfied with your purchase, you may return it within 30 days under the following conditions:
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The product must be unused, unmodified, and in the same condition as received.
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The item must be returned in its original packaging.
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Refunds or exchanges are not guaranteed if these conditions are not met.
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If your return request is approved, a full refund will be processed upon receipt and inspection of the product.
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Returns requested after 30 days require special authorization.
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Customers are responsible for return shipping costs unless the return is due to an error on our part (e.g., incorrect or defective item received).
Before returning an item, please contact our Customer Service Team at info@kinggenerators.com with the following details:
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Order number
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Video or photo of the issue (if applicable)
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Proof of purchase
REFUNDS Once we receive and inspect your return, we will notify you of your refund status. If approved, refunds will be issued to the original payment method within a few business days.
ORDER CANCELLATION Customers may cancel an order within 72 hours of purchase for a full refund. If the order has already shipped, the customer is responsible for return shipping costs.
WARRANTY FOR USED PRODUCTS
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Warranty coverage for used products is one year.
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If a defect arises within 30 days, SunGold Power will cover all shipping and repair costs.
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If a defect arises within one year, SunGold Power will cover repair costs, but the customer is responsible for shipping fees.
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King of Generators is not responsible for the warranty or support of products purchased from unauthorized resellers.
For any additional questions or concerns, please contact our customer support at info@kinggenerators.com. We appreciate your business and look forward to serving you!