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Restar Solar RT8K-M-DG 440–465W Monocrystalline Half-Cell Solar Panel
Model RT8K-M-DG | Monocrystalline | 120 Cells Half-Cell | Mono | 1500V System Voltage
Product Overview
The Restar Solar RT8K-M-DG is a high-efficiency monocrystalline solar panel built for strong energy output and dependable long-term performance. This 440–465W module uses half-cell technology and multi-busbar cell construction to reduce internal power loss and improve reliability. It is designed for residential, commercial, and utility-scale solar installations where stable generation and high conversion efficiency matter. With a module efficiency of up to 21.55%, this panel delivers excellent output in a compact footprint. Its 1500V system voltage rating supports modern array design, while the durable tempered glass and IP68 junction box help improve field durability. The panel also supports bifacial rear-side gain options, making it a flexible choice for higher energy yield projects.
Key Benefits
High Power Output: Delivers up to 465W for strong system performance and efficient space use.
Excellent Efficiency: Reaches 21.55% module efficiency to maximize energy production from available roof or ground area.
Half-Cell Design: Reduces resistive losses and helps improve performance under partial shading conditions.
Multi-Busbar Construction: Supports lower internal power loss and improves mechanical reliability against cell cracking.
Durable Build: Includes tempered glass, IP68 protection, and a robust frame for demanding outdoor operation.
How It Works
The RT8K-M-DG converts sunlight into usable electricity through monocrystalline cells arranged in a half-cell layout. This design helps reduce electrical resistance and improves output consistency. Multi-busbar cell technology further supports better current collection across the module surface. That helps lower internal losses and improves overall conversion efficiency. The panel is also engineered for stable operation across a wide temperature range. Its protective materials support reliable outdoor use in demanding solar environments.
Half-Cell Power Flow: The 120-cell half-cell layout splits current paths for improved electrical performance. This can help reduce losses and improve shade tolerance.
Multi-Busbar Collection: Multiple busbars collect current more efficiently from each cell. This also supports better reliability and lower stress on the module.
Protected Outdoor Operation: Tempered glass and an IP68 junction box help protect internal components. The module is built for consistent performance in harsh conditions.
Technical Specifications
| Brand | Restar Solar |
| Model Number | RT8K-M-DG |
| Technology | Monocrystalline Half-Cell, Multi-Busbar |
| Power Range | 440 to 465 Wp |
| Maximum Power (Pmax) | 465 Wp |
| Panel Efficiency | 21.55% |
| Voltage at Maximum Power (Vmpp) | 34.35 V |
| Current at Maximum Power (Impp) | 13.54 A |
| Open Circuit Voltage (Voc) | 41.63 V |
| Short Circuit Current (Isc) | 14.09 A |
| Power Tolerance | 0 to +1% |
| Product Warranty | 15 Years |
| Power Warranty | 25 Years with 84.8% total degradation rate and 0.61% annual degradation |
| Temperature | 45±2 °C |
| Operating Temperature Range | -40 to 85 °C |
| Temperature Coefficient of Pmax | -0.35%/°C |
| Temperature Coefficient of Voc | -0.32%/°C |
| Temperature Coefficient of Isc | 0.05%/°C |
| Maximum System Voltage | 1500 V |
| Series Fuse Rating | 25 A |
| Module Dimensions | 1903 x 1134 x 35 mm |
| Weight | 24.8 kg |
| Cell Number | 120 |
| Glass Type | Tempered Glass |
| Glass Thickness | 3.2 mm |
| Junction Box Protection Class | IP68 |
| Connector Type | MC4 |
| Cable Crossection | 4 mm² |
| Cable Length | 300 mm |
| Seller Name | Restar Solar Renewable Energy Co., Ltd. |
| Country | China |
Certifications & Compliance
Certifications: ISO 9001, ISO 14001, TÜV, PID-FREE, CE, IEC 61215, IEC 61730, IEC 61701, IEC 62716
Inverter Compatibility: Suitable for modern string inverter systems designed for 1500V arrays
Environmental: Engineered for high durability, anti-PID resistance, and stable performance in demanding outdoor conditions
Warranty: 15-year product warranty and 25-year power warranty with 84.8% total degradation rate
Documentation
Product Datasheet (PDF)● Available | Contact us for lead time and pricing
| SKU | PES-SPS-SOL-15605 |
|---|---|
| Manufacturer | PES Supply |
| Container price | |
| Container qty | |
| Odoo id | |
| Pallet price | |
| Pallet qty | |
| Unit price | |
| Manufacturer |
No documents available for this product. Contact us to request documentation.
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Product Description
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Restar Solar RT8K-M-DG 440–465W Monocrystalline Half-Cell Solar Panel
Model RT8K-M-DG | Monocrystalline | 120 Cells Half-Cell | Mono | 1500V System Voltage
465 WpMax Power Output21.55%Module Efficiency120Mono Half-Cell DesignProduct Overview
The Restar Solar RT8K-M-DG is a high-efficiency monocrystalline solar panel built for strong energy output and dependable long-term performance. This 440–465W module uses half-cell technology and multi-busbar cell construction to reduce internal power loss and improve reliability. It is designed for residential, commercial, and utility-scale solar installations where stable generation and high conversion efficiency matter. With a module efficiency of up to 21.55%, this panel delivers excellent output in a compact footprint. Its 1500V system voltage rating supports modern array design, while the durable tempered glass and IP68 junction box help improve field durability. The panel also supports bifacial rear-side gain options, making it a flexible choice for higher energy yield projects.
Key Benefits
High Power Output: Delivers up to 465W for strong system performance and efficient space use.
Excellent Efficiency: Reaches 21.55% module efficiency to maximize energy production from available roof or ground area.
Half-Cell Design: Reduces resistive losses and helps improve performance under partial shading conditions.
Multi-Busbar Construction: Supports lower internal power loss and improves mechanical reliability against cell cracking.
Durable Build: Includes tempered glass, IP68 protection, and a robust frame for demanding outdoor operation.
How It Works
The RT8K-M-DG converts sunlight into usable electricity through monocrystalline cells arranged in a half-cell layout. This design helps reduce electrical resistance and improves output consistency. Multi-busbar cell technology further supports better current collection across the module surface. That helps lower internal losses and improves overall conversion efficiency. The panel is also engineered for stable operation across a wide temperature range. Its protective materials support reliable outdoor use in demanding solar environments.
Half-Cell Power Flow: The 120-cell half-cell layout splits current paths for improved electrical performance. This can help reduce losses and improve shade tolerance.
Multi-Busbar Collection: Multiple busbars collect current more efficiently from each cell. This also supports better reliability and lower stress on the module.
Protected Outdoor Operation: Tempered glass and an IP68 junction box help protect internal components. The module is built for consistent performance in harsh conditions.
Technical Specifications
Brand Restar Solar Model Number RT8K-M-DG Technology Monocrystalline Half-Cell, Multi-Busbar Power Range 440 to 465 Wp Maximum Power (Pmax) 465 Wp Panel Efficiency 21.55% Voltage at Maximum Power (Vmpp) 34.35 V Current at Maximum Power (Impp) 13.54 A Open Circuit Voltage (Voc) 41.63 V Short Circuit Current (Isc) 14.09 A Power Tolerance 0 to +1% Product Warranty 15 Years Power Warranty 25 Years with 84.8% total degradation rate and 0.61% annual degradation Temperature 45±2 °C Operating Temperature Range -40 to 85 °C Temperature Coefficient of Pmax -0.35%/°C Temperature Coefficient of Voc -0.32%/°C Temperature Coefficient of Isc 0.05%/°C Maximum System Voltage 1500 V Series Fuse Rating 25 A Module Dimensions 1903 x 1134 x 35 mm Weight 24.8 kg Cell Number 120 Glass Type Tempered Glass Glass Thickness 3.2 mm Junction Box Protection Class IP68 Connector Type MC4 Cable Crossection 4 mm² Cable Length 300 mm Seller Name Restar Solar Renewable Energy Co., Ltd. Country China Certifications & Compliance
Certifications: ISO 9001, ISO 14001, TÜV, PID-FREE, CE, IEC 61215, IEC 61730, IEC 61701, IEC 62716
Inverter Compatibility: Suitable for modern string inverter systems designed for 1500V arrays
Environmental: Engineered for high durability, anti-PID resistance, and stable performance in demanding outdoor conditions
Warranty: 15-year product warranty and 25-year power warranty with 84.8% total degradation rateDocumentation
Product Datasheet (PDF)● Available | Contact us for lead time and pricing
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