280W 5BB Polycrystalline Solar Panels from Trusted China Factory and Suppliers
Shaobosolar is a premier China factory and suppliers of high-performance 5BB Poly-crystalline Solar Panels. The SBP6-60-280 model features 280W output, 17.5% efficiency, and PID resistance for maximum ROI. Bulk orders MOQ 140 HQ, shipping from Qingdao or Tianjin.
Our high-performance Polycrystalline Solar Panels are engineered with an advanced 5BB (5 Busbar) design to maximize energy harvest and ensure long-term structural durability. By significantly reducing cell series resistance and minimizing mechanical stress between interconnectors, these modules enhance power conversion efficiency, making them a premium choice for both residential rooftops and large-scale commercial solar installations.
Verified by TUV Rheinland, our modules deliver a robust power output of up to 280W with an impressive efficiency of 17.5%. To guarantee peak performance in diverse climatic conditions, each panel is equipped with professional anti-reflective and anti-soiling surface treatments, effectively minimizing power losses caused by environmental dust and debris while maintaining a stable energy yield.
| Max Power (Pmax) | 280W / 270W / 250W | Module Efficiency | 17.5% |
|---|---|---|---|
| Max Power Voltage (Vmp) | 31.45V | Max Power Current (Imp) | 8.95A |
| Open-circuit Voltage (Voc) | 37.8V | Short-circuit Current (Isc) | 9.42A |
| Cell Type | Poly-crystalline 156.75×156.75 mm | Cell Number | 60pcs (6×10) |
| Dimensions | 1640 x 992 x 35 mm | Glass Type | Low Iron Tempered Glass (3.2/4.0mm) |
Certified to withstand harsh weather with wind loads up to 2400Pa and snow loads up to 5400Pa.
Advanced Potential Induced Degradation (PID) resistance ensures long-term power stability and lifespan.
The 5 Busbar architecture reduces series resistance, significantly improving overall conversion efficiency.
Special anti-reflective surface prevents dust accumulation, reducing energy loss from environmental debris.
Double electroluminescence (EL) testing ensures every module is defect-free and micro-crack free.
Strict current binning processes optimize system matching for maximum cumulative power output.
Strict TUV Rheinland verification to ensure high power output and stringent efficiency standards.
Utilization of high-transmission low-iron tempered glass and premium anodized aluminum frames.
Comprehensive reliability testing ensuring stable operation from -40°C to +85°C.
Designed for 1000V maximum system voltage with industry-standard MC4 connectors.
Standardized cell binning processes implemented to maximize overall system performance.
IP65 rated junction boxes provide superior protection against water ingress and dust.
| Performance Metric | Standard Poly Panels | Our 5BB Poly Panels |
|---|---|---|
| Power Conversion | Average Efficiency | High (Up to 17.5%) |
| Degradation Rate | Standard PID Risk | PID Resistant Design |
| Maintenance Cost | Frequent Cleaning Needed | Anti-soiling Surface |
| Structural Durability | Basic Load Support | High Wind/Snow Certified |
| Energy Yield (ROI) | Baseline Returns | Accelerated ROI via Efficiency |
The 5BB (5 Busbar) design reduces cell series resistance and lowers stress between interconnectors, directly improving power conversion efficiency and long-term reliability.
The anti-reflective and anti-soiling coating prevents dust and dirt from adhering to the glass, reducing power loss and decreasing the frequency of manual cleaning.
Yes, these panels are certified to withstand high mechanical loads, specifically up to 2400Pa for wind loads and 5400Pa for snow loads, ensuring durability in harsh environments.
Electroluminescence (EL) inspection acts as an X-ray for solar cells. Double-inspection ensures micro-cracks or hidden defects are identified and removed before shipping.
Potential Induced Degradation (PID) can cause significant power loss. Our PID-resistant technology prevents this degradation, maintaining high output over the panel's lifespan.
Yes, they use standard MC4-compatible connectors and are designed for a maximum system voltage of 1000V, ensuring compatibility with most industry-standard inverters.
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