Efficiency leader, no clear weak spot
The Gamko New Energy GKA120N-PRO series is designed to maximize energy yield on the same roof or ground area, making it ideal for locations where every square meter counts. The use of N-type cells in TOPCon technology ensures better operational stability and reduced susceptibility to typical power losses over a longer period, resulting in more predictable installation performance. A key advantage is also the high efficiency of the module - this simplifies the design of high-power installations without the need for extensive structural modifications.
In practice, GKA120N-PRO helps address issues related to limited space, reduced production during hot weather, and the need for long-term, safe operation - it supports an advantageous temperature coefficient and a well-designed module. The series is a good choice for commercial and industrial installations, PV farms, and modern homes with high self-consumption needs. It stands out from the competition due to its combination of N-type TOPCon technology with a focus on durability and long-term operation.
Ranking
Signals from the data
Commercial, utility-scale and hot-climate.
Top 1% of the TOPCon 550-600 W segment, against a median of 22.44%. Ranked 1,289th in the whole database.
Top 1% of the TOPCon 550-600 W segment, against a median of 224.4. Ranked 1,329th in the whole database.
Top 12% of the TOPCon 550-600 W segment, against a median of 53.8.
The module's peak efficiency of 23.82% clearly outperforms its closest competitors: Talesun TM7G72M (22.80%), Horay Solar HS 182-144 TC-D Ocean (22.80%), and AE Solar HORIZON CMD-144BDS (22.86%). The ~1 percentage-point advantage translates to approximately 4–5% more power output from the same roof or ground area.
N-type TOPCon cells exhibit LID/LeTID degradation below 0.5%/year (vs. ~0.55–0.60% for PERC), while the bifacial construction delivers an additional 5–20% energy yield from ground-reflected irradiance in utility-scale and flat-roof installations. Effective annual energy yield therefore exceeds what front-side efficiency alone would suggest.
The manufacturer guarantees power output for 30 years, matching the premium-tier standard set by Trina Solar and JA Solar. The peer comparables referenced (Talesun, Horay, AE Solar) offer equivalent or shorter power warranty periods, so the series is fully competitive in this regard.
Gamko modules are certified to IEC 61215 (performance and durability) and IEC 61730 (electrical safety), enabling their use in projects that require compliance with European building codes and insurer requirements.
Availability of 10 variants in 2 W increments facilitates precise string design in utility-scale and commercial installations, minimizing power mismatch losses across modules.
Tier-1 manufacturers (JA Solar, LONGi, Trina Solar) typically offer 15–25 year product warranties. The 12-year product warranty provided for the Gamko GKA120N-PRO places the series below that benchmark and may be a limiting factor in securing project finance for commercial installations with debt repayment horizons exceeding 10 years.
Gamko New Energy does not appear on the public BNEF Tier 1 module manufacturer lists (Q1 2026). For institutional investors and project finance lenders, the absence of Tier 1 status may require additional due diligence or prevent the modules from meeting bankability requirements specified in loan agreements.
Gamko's annual production capacity is approximately 1.2 GW (2023), while industry leaders such as JinkoSolar and Trina Solar operate at 50–80 GW scale. The smaller manufacturing footprint may result in challenges fulfilling large orders on short timelines and a limited after-sales service network outside China.
- At 23.2% efficiency, this panel is 0.8pp above typical TOPCon 550-600W modules (median: 22.4%)
- At 232.2 W/m² power density, this panel generates 7.8 W/m² more per unit area than TOPCon 550-600W median (224.4 W/m²)
- Temperature coefficient of -0.30%/°C matches the TOPCon 550-600W median
- 26.7 kg weight - 4.5 kg lighter than TOPCon 550-600W median (31.2 kg), reducing installation effort
- Ranked #1289 out of 14005 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 575 Wp appear here. The rest cover the whole series.
Simulations
Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.
Alternatives
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