

Description - 440W
440W Solar Panel
Key Features
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Enhanced Efficiency: Designed with Mono PERC Half-Cut Technology, this 440W solar panel achieves a module efficiency of up to 20.32%, maximizing power output per surface area compared to traditional panels.
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Improved Shade Tolerance: Utilizing half-cell technology, this panel enhances energy production and efficiency by increasing the number of cells and incorporating a unique wiring system that improves shade tolerance.
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Versatile Applications: Suitable for off-grid, on-grid, and hybrid solar systems, this panel can be used in RVs, tiny homes, marine applications, household power systems, and commercial buildings. It helps reduce energy consumption, leading to long-term savings.
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Reliable Warranty & Certification: Backed by a 10-year workmanship warranty and a 25-year linear performance warranty, this panel is TUV certified and meets UL 61730 standards for safety and performance.
Hybrid & Off-Grid Compatibility
This high-efficiency PERC solar panel is compatible with on-grid, off-grid, and hybrid solar systems, enabling users to store excess energy in batteries, lower electricity bills, or fully power an off-grid home.
Advanced Solar Technology
- High-Efficiency Monocrystalline Cells: Features 182 mono half-cells with an all-black design for enhanced energy conversion.
- Waterproof Protection: Equipped with an IP68-rated junction box and connectors, providing complete dust protection and ensuring functionality after temporary water immersion (up to 1m deep).
- Durability Against Harsh Weather: Withstands heavy snow loads (5400 Pa) and strong wind pressure (2400 Pa) for reliable outdoor performance.
Reliable Home Solar System
Designed to deliver balanced energy output, enhanced stability, and cost-efficient electricity generation for residential and commercial setups.
Description - 500W Solar Panel
500W Solar Panel
Key Features
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High-Performance Efficiency: Incorporates Mono PERC Half-Cut Technology to achieve a module efficiency of up to 21.05%, making it one of the most efficient solar panels available.
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Superior Power Output: The 500W half-cell panel improves performance and durability, thanks to an advanced wiring system that increases the number of cells and enhances shade tolerance.
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Multiple Applications: Ideal for off-grid, grid-tied, and hybrid solar energy systems, this panel is perfect for RVs, tiny homes, marine applications, household power systems, and commercial buildings, helping to reduce energy costs and increase savings.
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Long-Term Warranty & Safety Compliance: This PERC solar panel includes a 10-year workmanship warranty and a 25-year linear performance warranty. It is TUV certified and complies with UL 61730 safety standards.
Off-Grid, On-Grid & Hybrid System Compatibility
This high-efficiency 500W PERC solar panel is designed for on-grid, off-grid, and hybrid solar systems, allowing users to store energy in batteries, lower electricity costs, or fully power an off-grid property.
Advanced Features
- Optimized Energy Production: Features 182 mono half-cells with a sleek all-black design for maximum solar absorption.
- Waterproof & Weatherproof: The IP68-rated junction box and connectors provide complete dust protection and maintain full functionality even after temporary water immersion (up to 1m deep).
- Strong Snow & Wind Resistance: Successfully tested to withstand 5400 Pa of snow load and 2400 Pa of wind pressure, making it highly durable in extreme conditions.
Efficient Home Solar System
This solar panel provides consistent power generation, enhanced efficiency, and long-term savings for residential and commercial solar setups.
Specifications
Model Type |
SG440WM |
SG500WM |
Peak Power (Pmax) |
440W |
500W |
Production tolerance |
±3% |
±3% |
Maximum Power Current (Imp) |
13.05A |
13.30A |
Maximum Power Voltage (Vmp) |
33.72V |
37.60V |
Short Circuit Current (Isc) |
13.73A |
14.09A |
Open Circuit Voltage (Voc) |
39.79V |
44.36V |
Maximum System Voltage |
1500V |
1500V |
Wind Resistance |
2400Pa |
2400Pa |
Output Cables |
12 AWG (1ft per cable) |
12 AWG (1ft per cable) |
Number of Cells |
12(6*20) |
132(6*22) |
Cell Type |
PERC Mono182*91mm |
PERC Mono182*91mm |
Certifications |
UL 61730 CE TUV |
UL 61730 CE TUV |
Product Weight |
54.0lbs |
56.2lbs |
Product Dimension |
75.16*44.65*1.38inch |
82.44*44.65*1.38inch |
Package Weight |
108lbs(2PCS) |
124.6lbs(2PCS) |
Package Dimension |
76.56*47.6*3.5inch(2PCS) |
85.4*47.6*3.5inch(2PCS) |
Performance |
5 year 95% output warranty 10 year 90% output warranty 25 year80% output warranty |
5 year 95% output warranty 10 year 90% output warranty 25 year80% output warranty |
Material and workmanship warranty |
25 years Linear Product Workmanship Warranty and 10 years workmanship warranty. |
25 years Linear Product Workmanship Warranty and 10 years workmanship warranty. |
Downloads
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
- The warranty is valid for the original consumer purchaser only and is non-transferable.
- 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.
- Any unauthorized repair attempts will void the warranty.
- Modified products will be returned to the customer at their expense.
REPLACEMENTS
- 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.
- 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.
- 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:
- The product must be unused, unmodified, and in the same condition as received.
- The item must be returned in its original packaging.
- Refunds or exchanges are not guaranteed if these conditions are not met.
- If your return request is approved, a full refund will be processed upon receipt and inspection of the product.
- Returns requested after 30 days require special authorization.
- 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:
- Order number
- Video or photo of the issue (if applicable)
- 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
- Warranty coverage for used products is one year.
- If a defect arises within 30 days, SunGold Power will cover all shipping and repair costs.
- If a defect arises within one year, SunGold Power will cover repair costs, but the customer is responsible for shipping fees.
- 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!