JA Solar
JA Solar DeepBlue 4.0 Pro 440W Black-on-Black Solar Panel
Explore the Superior Performance of the JA Solar DeepBlue 4.0 Pro
The JA Solar DeepBlue 4.0 Pro 440W Black-on-Black Solar Panel is a top-tier residential and commercial solar solution, offering cutting-edge N-Type TOPCon technology for superior energy output, longer lifespan, and greater efficiency under high temperatures.
With a stylish black-on-black aesthetic, this 108-cell module blends seamlessly into rooftop designs while delivering high power density and bifacial energy gain potential. Its double-glass structure improves durability and long-term performance, making it ideal for challenging environments or high-performance applications.
Key Features
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High Output Performance: 440W rated power and up to 22.5% module efficiency
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N-Type TOPCon Technology: Lower degradation, better temperature coefficients, longer lifespan
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Bifacial Double Glass: Gains additional power from reflected light behind the panel
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Durability Tested: Withstands snow loads up to 5400 Pa and wind up to 2400 Pa
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Modern Aesthetic: Sleek black frame and backsheet for high-visibility installations
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Certified Safe & Reliable: IEC 61215, IEC 61730, UL 61730, ISO 9001/14001/45001
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Long-Term Value: 25-year product warranty and 30-year linear performance warranty (0.4% annual degradation max)
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Power (Pmax) | 440 W |
| Module Efficiency | Up to 22.5% |
| Open Circuit Voltage | ~39.38 V |
| Short Circuit Current | ~13.85 A |
| Voltage @ Pmax | ~33.37 V |
| Current @ Pmax | ~13.18 A |
| Max System Voltage | 1500 V DC |
| Fuse Rating | 30 A |
| Connector | MC4-compatible, IP68 rated |
| Glass | 2.0 mm tempered front and rear |
| Frame | 30 mm anodized aluminum alloy |
| Fire Rating | Type 1 / Class C (UL 61730) |
Document: Specification Sheet
Advanced Technology for Maximum Efficiency
The JA Solar DeepBlue 4.0 Pro panel utilizes cutting-edge photovoltaic technology to deliver impressive efficiency levels. Designed with innovative cell architecture and advanced manufacturing, this 440W black-on-black solar panel converts sunlight into electricity more effectively. This makes it suitable for residential and commercial solar installations where maximizing power output is essential. Its high conversion rate ensures optimal energy generation, helping users reduce electricity costs while contributing to a sustainable future.
Robust Design and Durability
Built with premium materials, the JA Solar DeepBlue 4.0 Pro solar panel features a sleek black-on-black design that not only looks modern but also offers enhanced resistance to harsh environmental conditions. Its robust frame and high-quality tempered glass ensure protection against extreme weather, including heavy winds and snow loads. This durability guarantees long-term reliability and minimal maintenance, making it a dependable choice for lasting solar energy systems.
Easy Installation and Versatile Application
The JA Solar DeepBlue 4.0 Pro 440W panel is designed for quick and easy installation thanks to its standardized dimensions and mounting compatibility. Its lightweight construction simplifies handling without compromising strength. Whether for rooftop setups or ground-mounted solar arrays, this panel adapts well to various system designs, making it ideal for homeowners and installers seeking a hassle-free solution that balances performance with versatility across different solar projects.