LONGi Solar Solar Panels
Unmatched Monocrystalline Cell Reliability & HPBC Excellence
Engineered for High-Yield Performance in the Australian Sun
LONGi Solar is the largest monocrystalline PV manufacturer in the world, dedicated solely to mono technology for more than two decades. With revolutionary Hybrid Passivated Back Contact (HPBC) technology, LONGi panels deliver stunning aesthetics with no front metal grid lines and top-tier energy generation.
Xi'an, China (Sydney Office)
World Leader in Monocrystalline Silicon & R&D
Why Supreme Solar Partners with LONGi Solar
Authorized LONGi Installer
Direct priority supply chain and validated Tier-1 installation standards throughout Queensland.
Precision Tilt & Azimuth Alignment
We engineer your string arrays for maximum solar harvest throughout the morning and afternoon peaks.
10-Year Supreme Workmanship Guarantee
Complete peace of mind knowing your installation is covered locally by our own certified team.
Featured LONGi Solar Products We Install
Every unit is genuine Tier-1 Australian stock, tested for maximum efficiency, safety, and longevity under local Gold Coast & Brisbane weather.
Best Aesthetic PanelLONGi Hi-MO X6 Explorer 440W-455W
22.8% Peak Efficiency
Designed specifically for design-conscious homeowners wanting ultra-sleek, all-black rooftop panels with top-tier output.
Why LONGi Solar Leads the Industry
Designed with precision materials and cutting-edge engineering to maximize every ray of sunshine.
HPBC Front-Contactless Aesthetics
Zero busbars on the front surface create a clean, modern aesthetic that looks breathtaking on residential roofs.
Superior Low-Irradiance Performance
Generates power earlier at sunrise and later at sunset, capturing up to 10% more daily energy during winter months.
Industry-Lowest Degradation
HPBC cells limit 1st-year degradation to ≤1.5% and linear annual loss to ≤0.40% over 25–30 years.
Anti-Microcrack Resistance
Reinforced cell interconnection significantly reduces microcracking during heavy hail or thermal cycling.
Core Technologies in LONGi Solar
Explore the patented innovations that make LONGi Solar a preferred choice for residential and commercial clean energy projects.
HPBC 2.0 (Hybrid Passivated Back Contact)
Moving all electrical contacts to the rear side increases active sunlight absorption area by 2.27% while boosting thermal performance.
Gallium-Doped Silicon Wafers
Gallium doping creates unbreakable silicon crystal bonds that completely stop oxygen-boron light decay.
Smart Soldering Automation
Seamless triangular ribbon interconnects capture reflected sunlight and increase module energy density.
Full Australian Warranty & Support
Fully protected by LONGi Australia Pty Ltd and supported by Supreme Solar Power on-site service.
Calculated specifically for your roof tilt, orientation, and power bill.
Request Fast Free QuoteFrequently Asked Questions About LONGi Solar
Everything you need to know about LONGi Solar installation, performance, and warranties.
QWhat makes LONGi Hi-MO X6 different from standard solar panels?
Hi-MO X6 features HPBC back-contact technology, removing all metal grid lines from the front of the panel for superior aesthetics, higher photon capture, and better shading resilience.
QIs LONGi Solar backed in Australia?
Yes, LONGi has permanent corporate headquarters and technical support centres in Sydney, ensuring direct local warranty claims without delay.
QHow do LONGi panels handle Queensland high humidity and rain?
LONGi modules pass rigorous damp-heat (1,000 hrs at 85°C/85% RH) and PID resistance tests far exceeding minimum international standards.
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