Strong in heat, no clear weak spot
The DAS-DH108ND series consists of advanced photovoltaic modules utilizing N-type cell technology, which forms the foundation of modern and efficient solar energy. Thanks to the use of innovative TOPCon architecture, these panels offer significantly higher energy conversion efficiency than traditional P-type solutions. A key advantage of this series is its exceptional resistance to light-induced degradation, which guarantees stable electricity production for decades. The glass-glass design not only strengthens the module's mechanical structure, protecting it from extreme weather conditions, but also allows for the utilization of bifaciality. This means that the panels generate energy from both sides, maximizing yields especially on surfaces with high albedo. DAS-DH108ND is characterized by a low temperature coefficient, which ensures the system operates effectively even during hot summer days when standard panels lose efficiency. It is an ideal choice for investors seeking compact solutions for the roofs of single-family homes and commercial buildings, where every square meter of surface area counts. By choosing this series, you gain the assurance of long-term reliability confirmed by rigorous quality tests, placing the DAS Solar product at the forefront in terms of investment profitability in the Polish climate.
Ranking
Signals from the data
Residential, commercial and hot-climate.
Top 4% of the TOPCon 400-450 W segment, against a median of -0.290. Ranked 1,309th in the whole database.
N-type TOPCon cells exhibit near-zero light-induced degradation (LID <1%) and a low temperature coefficient (typically -0.30%/°C for TOPCon vs. -0.35%/°C for PERC). This translates into measurably higher annual energy yield in Poland's climate, which sees strong summer irradiance.
The efficiency range of 21.6–22.5% places this series well above peer Zonergy ZPM MH3-72 (21.16%), delivering more power from the same roof area. For a 30 m² installation, this difference amounts to a real-world gain of approximately 10 Wp per module compared to lower-cost alternatives.
The rear glass layer replaces the conventional EVA backsheet, extending module service life and eliminating the risk of encapsulant yellowing. The bifacial design enables additional energy harvest from the rear side — the manufacturer rates the power gain at up to 30% on high-albedo surfaces such as light gravel, snow, or light-colored metal roofing.
The linear power output warranty covers a full 30 years, whereas 25 years remains the mid-range segment standard (e.g., Risen RSM96-11, Zonergy ZPM MH3-72). The extended warranty horizon reduces investment risk when structuring installations under lease agreements or project finance.
DAS Solar maintained Tier 1 status according to BloombergNEF for four consecutive quarters in 2025 — a designation requiring six independent projects (minimum 10 MW each) financed on a non-recourse basis by six different banks. This status directly improves access to insurance products and project financing for commercial installations.
The maximum efficiency of 22.5% trails direct peer comparables by approximately 0.5 percentage points: Risen RSM96-11 (23.0%) and SunKean SKT440–460M12-96D4 (23.02%). For roof-constrained installations, this translates to a real-world shortfall of roughly 2–3 Wp per module relative to those alternatives.
DAS Solar has been in operation for only 7–8 years, whereas direct competitor Risen Energy has been manufacturing PV modules since 2002. The absence of a 20-year track record makes it harder to assess the manufacturer's long-term service quality and financial stability — a material consideration given the 30-year warranty horizon.
- At 21.6% efficiency, this panel is on par with typical TOPCon 400-450W modules
- Power density of 215.6 W/m² is 4.6 W/m² below TOPCon 400-450W median (220.2 W/m²) - needs more roof space
- At -0.28%/°C, hot weather performance is typical for TOPCon 400-450W panels
- Bifacial design (80% factor) captures reflected light - adds 4-12% yield on ground-mount or white roof
- #7652 for efficiency, #1309 for temperature performance out of 14005 panels
Specifications
Datasheet charts
Measured curves published by DAS Solar in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 440 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 197 panels of the same or similar size to this one, within ±10 mm. See them here Found 201 panels of the same or similar size to this one, within ±25 mm. See them here Found 1712 panels of the same or similar size to this one, within ±50 mm. See them here Found 4014 panels of the same or similar size to this one, within ±100 mm. See them here