First Solar Series 6+ Interior FS 6440A-P-I 440W Thin-Film Solar Module
Pieces per Pallet: 27
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First Solar Series 6+ Interior FS 6440A-P-I 440W Solar Panel
The First Solar Series 6+ Interior FS 6440A-P-I 440W Solar Panel is a high-performance thin-film photovoltaic module designed for commercial, industrial, and utility-scale solar projects requiring reliable energy production and long-term durability. Delivering 440W of output power, this advanced cadmium telluride (CdTe) thin-film solar module is engineered to provide strong real-world energy performance, especially in high-temperature and challenging environmental conditions.
Built with First Solar’s advanced Series 6+ thin-film technology, the FS 6440A-P-I delivers optimized energy yield, lower degradation rates, and dependable utility-scale solar performance for modern clean energy infrastructure.
High-Performance 440W Thin-Film Solar Module
- Delivers up to 440W of power output
- Advanced CdTe thin-film technology improves real-world energy production
- Optimized for commercial and utility-scale solar applications
Advanced First Solar Thin-Film Technology
- Cadmium telluride (CdTe) technology designed for enhanced energy yield
- Excellent high-temperature performance compared to conventional crystalline modules
- Reliable energy production under varying weather and lighting conditions
Exceptional Utility-Scale Solar Performance
- Strong low-light and diffuse-light energy generation
- Optimized for long-term commercial and utility-scale energy production
- Supports improved PV system efficiency and project economics
Reliable Long-Term Durability
- Engineered for demanding commercial and utility environments
- Strong resistance to degradation and environmental stress
- Built for dependable long-term operation in harsh climate conditions
Sustainable & Responsible Solar Manufacturing
- Advanced manufacturing focused on sustainability and responsible material management
- Supports renewable energy and ESG initiatives
- Thin-film technology designed for efficient lifecycle energy production
Optimized for Large-Scale Solar Projects
- Ideal for utility-scale solar farms and commercial PV installations
- Suitable for ground-mounted systems and distributed generation projects
- Supports scalable clean energy infrastructure development
Durable Weather-Resistant Construction
- Built to withstand heat, wind, and harsh outdoor conditions
- Robust module construction designed for long-term field reliability
- Suitable for diverse installation environments and climates
Ideal Applications
- Utility-scale solar farms
- Commercial solar installations
- Industrial solar projects
- Ground-mounted PV systems
- Large distributed generation projects
Why Choose the First Solar Series 6+ FS 6440A-P-I 440W?
The First Solar Series 6+ Interior FS 6440A-P-I 440W Solar Panel combines advanced thin-film technology, strong commercial energy performance, and dependable long-term reliability in one utility-grade solar solution. Designed for commercial and utility-scale solar projects, it delivers optimized energy yield, sustainable manufacturing advantages, and scalable clean energy generation for modern solar infrastructure.
Additional information
| Weight | 76.94 lbs |
|---|---|
| Dimensions | 90.55 × 47.83 in |
| Manufacturing | US – Domestic Content |
| Manufacturer Brand | First Solar |
| Powerclass Range (W) | 400W – 450W |
| Industry | Commercial / Industrial |
| Module Efficiency % | 17,5 |
| Cells | Thin film CdTe semiconductor, up to 264 cells |
| Front Cover | Heat strengthened |
| Back Cover | Heat strengthened |
| Frame | Anodized aluminium |
| Cable length | 2.5mm2, 733mm (+) & Bulkhead (-) |
| Connector Type | TE Connectivity PV4-S, MC4-EVO 2, or alternate |
| Pieces/Pallet | 27 |
| Technical Specification | https://american-solar.com/wp-content/uploads/2025/10/First-Solar-FS-6435A-P-I-Data-Sheet.pdf |



