Middle of its segment, heavy for its output
Luxor Solar ECO LINE HJT GLASS-GLASS BIFACIAL series panels are an advanced solution for investors focusing on maximum efficiency and long-term installation durability. The use of HJT heterojunction cells allows for an effective combination of the advantages of crystalline and thin-film silicon, which drastically reduces energy losses during charge flow. Thanks to the glass-glass design, the modules exhibit extreme resistance to aggressive external factors and degradation caused by the passage of time, which directly translates into yield stability for decades. Bifacial technology enables additional absorption of light reflected from the ground, making these panels an ideal choice for installation on ground-mounted structures or flat roofs with a light membrane. Exceptionally low temperature coefficients ensure that the modules operate efficiently even on very hot days, eliminating the power drop problem typical of standard products. This series solves the problem of limited installation space by generating significantly more energy from the same surface area. This is a proposal for the most demanding residential and business users looking for the highest mechanical resistance and future-proof technology that outperforms PERC cells in terms of lifespan. It is an investment in energy security supported by rigorous quality control standards and an innovative approach to photovoltaics.
Ranking
Signals from the data
Residential, commercial and utility-scale.
Weight-limited structures and hot climates.
Bottom 22% of the HJT 650-700 W segment, against a median of 55.7.
Bottom 24% of the HJT 650-700 W segment, against a median of -0.240.
Efficiency of 21.85-22.85% achieved through HJT heterojunction cells (crystalline silicon combined with an amorphous a-Si layer) puts the series on par with or above competing TOPCon panels (MY Solar GOLD 22.53%, AKCOME KOOKABURRA 22.54%) in the highest-power 700 Wp variants.
The manufacturer offers 30 years of both product and linear power warranty - substantially longer than the industry-standard 12/25 years offered by most PERC/TOPCon manufacturers, reducing long-term risk for the system owner.
The double-glass build improves mechanical resistance, reduces PID degradation and moisture ingress (as typically demonstrated in LID/PID testing for HJT cells), and supports stable yield claims throughout the entire warranty period.
Dual-sided light absorption enables an additional energy gain (typically 5-20% depending on ground albedo), making the series attractive for ground-mount installations or flat roofs with high-reflectivity membranes.
HJT cells typically exhibit a lower temperature coefficient (around -0.24%/°C) than standard PERC cells (~-0.35%/°C), limiting power losses during heat waves and translating into higher annual yield in warmer climates.
Luxor Solar is not listed on the BNEF Tier 1 list of module manufacturers (as of 2026), unlike many comparable suppliers. This may limit bank financing availability for larger commercial projects, despite competitive technical parameters.
The lower end of the series' efficiency range (21.85% for the 430 Wp variant) falls below comparable peer offerings (MY Solar Half Cell 22.3%, AKCOME KOOKABURRA 22.54%), which should be factored in when selecting a specific power variant for a project.
- Efficiency of 22.3% matches the HJT 650-700W median
- Power density of 220.5 W/m² matches the HJT 650-700W median
- -0.26%/°C temperature coefficient - 0.02pp worse than HJT 650-700W median (-0.24%/°C), expect higher hot weather losses
- Bifaciality factor of 83% can add 4-12% extra yield with reflective mounting surface
- In the top 40% for efficiency among all HJT panels
Specifications
Datasheet charts
Measured curves published by Luxor Solar in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 685 Wp appear here. The rest cover the whole series.
Simulations
Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.
Model: bifaciality × albedo × 0.6 view factor. A first-order estimate, not a yield simulation.
Found 1393 panels of the same or similar size to this one, within ±10 mm. See them here Found 1403 panels of the same or similar size to this one, within ±25 mm. See them here Found 1403 panels of the same or similar size to this one, within ±50 mm. See them here Found 1435 panels of the same or similar size to this one, within ±100 mm. See them here
About the ECO LINE HJT GLASS-GLASS BIFACIAL series
These answers cover the whole series. Where a figure differs, the specification above is this module's own.