Solar Cell 129 × 129 mm 3W 6V

Solar Cell 129 × 129 mm – Technical Specifications Product Overview High-efficiency monocrystalline solar cell designed for solar panels and photovoltaic applications. Suitable for DIY solar modules, solar charging systems, educational projects, and renewable energy systems. Electrical Specifications (STC) (Standard Test Conditions: AM1.5, 1000 W/m², 25°C) Maximum Power (Pmax): 3.0 – 3.4 W Open Circuit Voltage (Voc): 0.62 – 0.64 V Short Circuit Current (Isc): 0.95 – 1.0 A Voltage at Maximum Power (Vmp): 5 – 5.4 V Current at Maximum Power (Imp): 0.9 – 0.96 A Cell Efficiency: 20% – 22% Mechanical Specifications Cell Type: Monocrystalline Silicon Cell Dimensions: 129 mm × 129 mm Cell Thickness: 160 – 200 µm Busbars: 5BB or 9BB (depending on model) Front Contact: Silver busbars Back Contact: Aluminum layer with silver pads Optical & Surface Specifications Surface Coating: Anti-Reflective Coating (ARC) Color: Dark Blue / Black Front Grid Pattern: Fine silver fingers for maximum light absorption Temperature Characteristics Operating Temperature: -40°C to +85°C Temperature Coefficient (Power): -0.40 % / °C Temperature Coefficient (Voltage): -0.30 % / °C Temperature Coefficient (Current): +0.05 % / °C Applications Solar panel manufacturing DIY solar modules Solar battery chargers Educational solar projects Renewable energy research Portable solar power systems Features High conversion efficiency Excellent low-light performance Anti-reflective coating for improved absorption Durable monocrystalline silicon structure Ideal for custom photovoltaic panels Package Includes 1 × Monocrystalline Solar Cell (129 × 129 mm)