Solar Panel

Complete Solar Panel Collection

SunVolt Solar offers India's most comprehensive range of solar panels, featuring the latest photovoltaic technologies. Whether you need panels for residential rooftop, commercial installation, or utility-scale solar farms, we have the perfect solution.

Solar Panel Technologies Explained

1. Monocrystalline Solar Panels

Efficiency: 20-22.5% | Warranty: 25-30 Years

Made from single-crystal silicon, these panels offer the highest efficiency and best performance in limited space. Features:

• Uniform dark appearance with high aesthetics
• Better temperature coefficient (-0.35%/°C)
• Excellent low-light performance
• Available with PERC technology for rear-side passivation
• Power range: 400W to 600W
• Best for: Limited roof space, maximum power generation

2. Polycrystalline Solar Panels

Efficiency: 17-19% | Warranty: 10-25 Years

Cost-effective panels made from multiple silicon crystals. Features:

• Blue speckled appearance
• Lower manufacturing cost
• Reliable performance in high temperatures
• Power range: 250W to 400W
• Best for: Budget-conscious installations, large roof areas

3. Bifacial Solar Panels

Efficiency: 20-22% (front) + 15-25% (rear) | Warranty: 30 Years

Double-sided panels that capture light from both surfaces. Features:

• Transparent backsheet or glass-glass construction
• 70-90% bifaciality factor
• 5-30% additional energy from rear side
• Better durability with glass-glass design
• Power range: 450W to 650W
• Best for: Ground mounts, flat white roofs, snow regions

4. Half-Cut Cell Solar Panels

Efficiency: 19-21.5% | Warranty: 25 Years

Solar cells cut in half to reduce resistive losses. Features:

• Lower operating temperature
• Better shade tolerance
• Reduced hot spot risk
• Higher output in real-world conditions
• Best for: Residential and commercial rooftops

5. PERC Solar Panels

Efficiency: 20-22% | Warranty: 25 Years

Passivated Emitter Rear Cell technology adds a passivation layer on rear side. Features:

• Improved light absorption
• Better electron capture
• Higher efficiency in low light
• Better high-temperature performance
• Best for: All applications requiring premium efficiency

Solar Panel Comparison Table

Solar Panel Certifications & Testing

• IEC 61215: Design qualification and type approval
• IEC 61730: Safety qualification
• PID resistance test (85°C/85% RH, 96 hours)
• Salt mist corrosion test (IEC 61701)
• Ammonia resistance test (IEC 62716)
• Hail impact test (25mm ice ball at 23 m/s)
• Dynamic mechanical load test (2400 Pa, 1000 cycles)

Solar Panel Warranties Explained

• Product Warranty: 10-12 years against manufacturing defects
• Performance Warranty: 25-30 years linear power output guarantee
• Typical degradation: 2% first year, then 0.45-0.55% annually
• End of warranty: Minimum 80-85% of rated power after 25 years

Installation Considerations

• Tilt Angle: Optimize for latitude (typically 15°-35°)
• Orientation: South-facing for maximum generation in Northern hemisphere
• Shading: Avoid any shading during peak sun hours
• Ventilation: Allow airflow behind panels for cooling
• Mounting: Use corrosion-resistant mounting structures

Contact Our Solar Panel Experts

Need help choosing the right solar panels for your project? Our technical team provides free consultation on panel selection, system sizing, and ROI calculations. Call us at 1800-123-4567 or email info@sunvoltsolar.com