Product Overview The Used SunPower 305W Monocrystalline Solar Panel is a high-quality, pre-owned solar module known for its industry-leading efficiency and reliability. Originally manufactured by SunPower, these panels use advanced monocrystalline cell technology to deliver strong power output, even in limited space or lower light conditions. Key Features 305W Power Output: Solid performance for residential and off-grid systems Monocrystalline Cells: Higher efficiency compared to standard panels High Efficiency (~18–19%): Produces more power per square foot Durable Construction: Built to withstand harsh weather and long-term use Compact High-Voltage Design: Ideal for grid-tied or higher-voltage systems Used / Tested Condition: Often verified to still produce a high percentage of original output Measurements: 62X42X1.8 Power Output – PMAX (Wp) 400W Maximum system voltage: 1500 V Maximum Fuse Rating: 25 A Open Circuit Voltage – VOC 37.21V Short Circuit Current – ISC 13.67 A (62 × 42 × 1.8 inches) Weight: 53 lbs. Applications Off-grid solar systems DIY solar projects Ground mount or rooftop arrays Battery charging systems Why Choose Used SunPower Panels SunPower panels are widely known for their premium efficiency and performance, often outperforming standard panels of the same wattage. Even in used condition, they remain a strong value option for those looking to maximize output while saving money.
