Light for its output, weak in heat
The Gamko New Energy GKA182N120 series consists of modules based on N-type cells in TOPCon technology, designed to maximize energy generation from the same roof or ground area. The use of a multi-shed MBB architecture improves power generation and reduces losses, resulting in more stable operation even with partial shading and in weaker light conditions. The high PID resistance is also noteworthy - a key factor where long-term predictable production and reduced degradation are important. In practice, these panels perform well in both residential and commercial installations, especially when the investor wants to maximize power output in a limited space or improve performance during transitional months. The series also features resistance to harsh environmental conditions, which will be appreciated by users in locations exposed to wind, snow, or industrial environments. Thanks to long linear power warranties, this is a choice for those seeking real durability, not just paper specifications.
Ranking
Signals from the data
Residential, commercial and shaded-installations.
Hot climates and tight roof space.
Top 3% of the TOPCon 450-500 W segment, against a median of 52.2. Ranked 336th in the whole database.
Bottom 20% of the TOPCon 450-500 W segment, against a median of -0.290.
Bottom 24% of the TOPCon 450-500 W segment, against a median of 22.52%.
N-type cells exhibit significantly lower light-induced degradation (LID) and a better temperature coefficient of power than conventional PERC cells. The multi-busbar (MBB) architecture shortens current pathways and reduces resistive losses, resulting in higher annual energy yield-particularly during shoulder months and under diffuse irradiance conditions.
The module harvests energy from both front and rear surfaces; with high-albedo ground cover (concrete, sand, or snow) or ground-mounted installations with appropriate albedo, an additional 5-15% energy gain over monofacial modules is achievable for the same roof or land footprint.
Emmvee GRAPHITE Monoperc (21.03%) and Lina Energy LEPV 132 HC (21.06%) trail by 1.1-2.1 percentage points. For a 50 m² installation, this difference translates to a real gain of 550-1,050 Wp of installed capacity without increasing the module count.
The manufacturer guarantees a linear degradation profile over 30 years-5 years beyond the market standard for legacy PERC modules (25 years). This provides investors with more predictable energy production and simplifies financial modeling for both residential prosumer and commercial installations.
The series carries IEC 61215, IEC 61730, ISO 9001, ISO 14001, CE, and RoHS certifications, along with rated mechanical load resistance of 2,400 Pa (wind) and 5,400 Pa (snow), as well as salt mist and ammonia corrosion certifications-making it suitable for industrial and coastal deployment sites.
The Gokin GK-3-54HGF achieves 24.5% efficiency at the same 500 Wp maximum power output, representing a 1.4-2.3 percentage point advantage over the best-performing GKA182N120 variant (23.1%). For space-constrained installations, this gap has a tangible impact on peak power calculations.
Gamko New Energy (manufacturing capacity of 1.2 GW/year as of 2023) does not appear on the published Bloomberg NEF Tier-1 module manufacturer lists for Q1 2026. For commercial projects requiring debt financing or insurance from underwriters that mandate a Tier-1 guarantor, this may represent a genuine barrier to entry.
A 12-year product warranty sits at the lower bound of the market standard for TOPCon-class modules: Hyundai offers 25 years and SolarSpace offers 15 years, both with the same 30-year linear power warranty. Any mechanical defect or physical damage occurring after year 12 becomes the system owner's financial responsibility.
- Efficiency of 22.2% matches the TOPCon 450-500W median
- At 221.7 W/m², this panel generates 3.5 W/m² less per unit area than TOPCon 450-500W median (225.2 W/m²)
- Temperature coefficient of -0.30%/°C matches the TOPCon 450-500W median
- At 21.0 kg, this panel is 3.0 kg lighter than TOPCon 450-500W median (24.0 kg) - easier handling during installation
- Ranked #6038 out of 14129 panels for efficiency in the database
Specifications
Datasheet charts
Measured curves published by Gamko New Energy in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 480 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.
Alternatives
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About the GKA182N120 series
These answers cover the whole series. Where a figure differs, the specification above is this module's own.