Light for its output, no clear weak spot
The Canadian Solar TOPHiKu6 series comprises monofacial modules based on N-type cells in TOPCon technology, designed for stable energy production over the long term. In practice, this means lower power degradation over time and better performance in challenging operating conditions, where standard modules tend to lose performance faster. The application of a multi-string busbar structure (16BB) improves current collection and minimizes the impact of micro-cracks, resulting in predictable energy yields throughout the installation's lifecycle.
The TOPHiKu6 series also stands out due to its low sensitivity to high temperatures, making it suitable for heated roofs during summer and installations with limited module-under ventilation. This makes it an excellent choice for investors seeking to reduce energy costs without oversizing the project - the series helps minimize BOS components and better utilizes the available space. For investment security, the long linear power warranty is also crucial, both for residential and commercial projects.
Ranking
Signals from the data
Residential, commercial, utility-scale and hot-climate.
Top 2% of the TOPCon 600-650 W segment, against a median of 53.1. Ranked 408th in the whole database.
Top 9% of the TOPCon 600-650 W segment, against a median of 227.7. Ranked 741st in the whole database.
Top 10% of the TOPCon 600-650 W segment, against a median of 22.80%. Ranked 716th in the whole database.
The N-type TOPCon cells in this series deliver a Pmax temperature coefficient of -0.29%/°C, compared to a typical -0.35%/°C for standard PERC modules. In practice, at a cell temperature of 70°C (typical summer conditions on a Polish rooftop), this difference translates to approximately 2–3% higher energy yield relative to a comparable PERC installation of the same STC-rated power.
The manufacturer provides a 30-year linear power warranty across the entire series — on par with peer comparables such as the Jinko Tiger Neo and Renesola RS7-N — backed by a Tier 1 manufacturer with over 20 years of market track record (Canadian Solar, founded 2001). For commercial investors and externally financed projects, this carries significant weight in LCOE valuation.
Canadian Solar appears on the BNEF Tier 1 Solar Module Manufacturers list for Q1 2026, meeting the non-recourse financing criteria for at least six projects above 10 MW across six independent banks. This is a critical criterion for commercial projects and externally co-financed installations where manufacturer bankability is a formal condition of project financing.
34 variants spanning 425–635 Wp enable precise module power selection for any project without over-sizing — suitable for both small prosumer installations and large-scale farms. A 210 Wp spread within a single series is uncommon in the market and facilitates procurement standardization while preserving design flexibility.
N-type cells are boron-free and therefore immune to Light-Induced Degradation (LID) typical of P-type PERC modules. Combined with certified resistance to Potential-Induced Degradation (PID), the series maintains more stable long-term energy yield — a notable advantage in system installations operating at higher string voltages (up to 1500 V).
The TOPHiKu6 series does not offer a bifacial variant — bifacial counterparts are available separately as the TOPBiHiKu6. For ground-mount or flat-roof installations over high-albedo surfaces (albedo >0.25), bifacial modules typically deliver 5–15% higher annual energy yield, which at utility-scale directly translates to a lower LCOE. Investors planning such installations should consider the alternative series.
The materials and workmanship warranty varies within the series from 12 to 25 years depending on the variant. Variants carrying a 12-year warranty fall significantly short of the current market standard (e.g., Jinko Tiger Neo offers 25 years), making it essential to verify the warranty datasheet for any specific model selected — particularly important for projects with long financing horizons.
- At 23.5% efficiency, this panel is 0.7pp above typical TOPCon 600-650W modules (median: 22.8%)
- Power density of 235.1 W/m² packs 7.4 W/m² more into the same footprint vs TOPCon 600-650W median (227.7 W/m²)
- At -0.29%/°C, hot weather performance is typical for TOPCon 600-650W panels
- Weight of 28.1 kg (4.6 kg below TOPCon 600-650W median of 32.7 kg) allows easier transport and roof mounting
- In the top 5% for efficiency among all TOPCon panels
Specifications
Datasheet charts
Measured curves published by Canadian Solar in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 635 Wp appear here. The rest cover the whole series.
Simulations
Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.
Found 1119 panels of the same or similar size to this one, within ±10 mm. See them here Found 1125 panels of the same or similar size to this one, within ±25 mm. See them here Found 1236 panels of the same or similar size to this one, within ±50 mm. See them here Found 1917 panels of the same or similar size to this one, within ±100 mm. See them here