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DMEGC DM445M10T-B54HBT-U
DMEGC Brand review

DM445M10T-B54HBT-U

445 Wp TOPCon Bifacial 80%
ComparePV verdict

Efficiency leader, no clear weak spot

Rank 5,980 of 14,005
Compare panels Datasheet PDF
Power (Wp)
445
Strong · top 8%
Efficiency (%)
22.80
Strong · top 1%
Density (Wp/m²)
227.9
Strong · top 2%
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
23.6
Typical · median 22.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

The DMEGC DMxXXM10T-B54HBT (INFINITY) series is designed specifically for maximum energy gain where output isn't measured solely by front-side power but also by reliable performance in variable conditions. Its key feature is N-type cells in the TOPCon technology, which helps maintain high efficiency and stable parameters over time, while simultaneously improving module performance under low-light conditions-such as in the morning, evening, and overcast days.

This solution is bifacial in the glass-glass construction, which is why the series performs exceptionally well on rooftops, carports, and installations where reflected light from the ground surface can genuinely boost energy production. An additional advantage is enhanced mechanical strength, resulting from the double-glass structure-crucial in areas with strong winds, hail, and significant temperature fluctuations.

The HBT variant also features a full-black aesthetic, making it easy to match modern building designs. This series is tailored for investors who want to combine appearance, durability, and higher energy yields without compromising on technology selection.

Ranking

1,218 panels in the segment TOPCon 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.80% 22.00% Strong · top 1% 2,714
Power density 227.9 220.2 Strong · top 2% 2,790
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 53.0 51.4 Typical 6,792
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

7 positive · 2 caution
Best for

Residential and commercial.

Strengths
22.80% module efficiency

Top 1% of the TOPCon 400-450 W segment, against a median of 22.00%. Ranked 2,714th in the whole database.

227.9 watts per square metre

Top 2% of the TOPCon 400-450 W segment, against a median of 220.2. Ranked 2,790th in the whole database.

What owners get
Highest Efficiency Among Peer Comparables

The series achieves up to 22.8% module efficiency, outperforming direct competitors: Q-Cells Q.TRON BLACK (22.3%), Solitek SOLRIF D Satin (22.06%), and SunEvo EVOX (21.4%). Higher efficiency translates into greater energy yield from the same roof area.

N-type TOPCon Technology with Low Degradation

The Pmax temperature coefficient is -0.29%/°C, which is better than typical PERC cells (-0.34 to -0.38%/°C). First-year degradation is ≤0.4%, and the module retains ≥87.4% of rated power after 30 years — with no LID, a phenomenon characteristic of P-type cells.

30-Year Power Warranty Above Market Standard

The manufacturer guarantees ≥87.4% power output for 30 years, while peer comparables such as the Q-Cells Q.TRON BLACK offer a standard 25-year warranty. The extended warranty horizon reduces project financial risk when calculating LCOE.

Confirmed Bankability: BNEF Tier 1 (Q3 2025)

DMEGC Solar has maintained Tier 1 status in the BloombergNEF ranking since at least 2024 (confirmed Q3 2025), indicating eligibility for non-recourse project financing. The company has been in operation since 1980 and has a manufacturing capacity of 21 GW/year.

PV Evolution Labs Recognition and Glass-Glass Construction

15 DMEGC modules ranked at the top of PV Evolution Labs testing, earning awards in 5 out of 7 categories. The glass-glass construction provides superior mechanical resistance to wind and hail loads, and enables meaningful bifacial energy gain on installations with high-albedo surfaces such as carports and light-colored membranes.

Trade-offs
~24.5 kg Weight Requires Structural Assessment

The glass-glass construction results in a module weight of approximately 24.5 kg, compared to ~20–21 kg for standard aluminum-framed modules. For retrofit applications or roofs with limited load-bearing capacity, a structural engineering assessment is required prior to installation.

Bifacial Yield Highly Dependent on Ground Albedo

The stated bifacial energy gain potential (up to 25%) is achievable only on bright, reflective surfaces with albedo >0.5. On typical dark roof tiles or black membranes, real-world rear-side gain is 5–10%, which may not justify the price premium in a standard residential prosumer installation.

Notes from the database
  • Efficiency of 22.8% is 0.8pp above the TOPCon 400-450W median (22.0%)
  • Power density of 227.9 W/m² packs 7.7 W/m² more into the same footprint vs TOPCon 400-450W median (220.2 W/m²)
  • At -0.29%/°C, hot weather performance is typical for TOPCon 400-450W panels
  • Weight of 23.6 kg is 1.6 kg above TOPCon 400-450W median (22.0 kg) - verify structural support
  • Bifacial design (80% factor) captures reflected light - adds 4-12% yield on ground-mount or white roof

Specifications

Open datasheet PDF
Nominal power (Pmax) 445 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.80 % Strong Segment median 22.00%
Vmpp · Impp 33.45 V · 13.31 A Operating point at max power
Voc · Isc 40.04 V · 14.09 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1722×1134×30 mm · 1.95 m² of roof
Weight 23.6 kg Typical Typical · median 22.0 kg
Cells 108 · TOPCon Monocrystalline
Bifaciality 80 % Rear output as a share of front
Coefficient Pmax -0.290 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.250 · 0.048 %/°C
NOCT 42 °C At 800 W/m², 20 °C ambient
Product warranty 25 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 389 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by DMEGC in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 445 Wp appear here. The rest cover the whole series.

Power Warranty Power Warranty Whole series

Simulations

Live - change any input
Lifetime output & value
30 years at 1200 kWh/kWp/year and €0.50 per kWh
Power in year 30
-
Lifetime energy
-
Energy value
-
With bifacial gain
-

Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.

Heat losses
-0.290 %/°C against a segment median of -0.290
-
Bifacial gain
Rear gain over light concrete: -
-

Model: bifaciality × albedo × 0.6 view factor. A first-order estimate, not a yield simulation.

Filter these
Size
Panel Power Eff. Temp. Weight Difference
DMEGC DM445M10T-B54HBT-U 445 W 22.80% -0.290 23.6 kg You are here
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +50 W, cooler, +2.0 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +45 W, cooler, +1.7 pp
STP-NT11/48QGSF-490 490 W 24.50% -0.260 21.5 kg +45 W, cooler, +1.7 pp
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg +40 W, lighter, +1.5 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg +40 W, cooler, +1.5 pp
LR7-54HJD-495M 495 W 24.30% -0.240 23.5 kg +50 W, cooler, +1.5 pp
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg +40 W, cooler, +1.5 pp
DM415M10T-54HBB 415 W 21.25% -0.310 21.2 kg -30 W, lighter, -1.6 pp
DM420M10T-54HBB 420 W 21.51% -0.310 21.2 kg -25 W, lighter, -1.3 pp
DM425M10T-B54HBT-U4 425 W 21.80% -0.290 23.6 kg -20 W, -1.0 pp
DM430M10T-B54HBT-U 430 W 22.00% -0.290 23.6 kg -15 W, -0.8 pp
DM435M10T-B54HBT-U 435 W 22.30% -0.290 23.6 kg -10 W, -0.5 pp
DM440M10T-B54HBT-U 440 W 22.50% -0.290 23.6 kg -0.3 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +65 W, cooler, +2.2 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +60 W, cooler, +1.9 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +55 W, cooler, +1.7 pp

Found 1783 panels of the same or similar size to this one, within ±10 mm. See them here Found 1914 panels of the same or similar size to this one, within ±25 mm. See them here Found 3392 panels of the same or similar size to this one, within ±50 mm. See them here Found 3970 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What warranty does DMEGC offer on the DMxxxM10T-B54HBT (INFINITY) series?
The INFINITY series comes with a 25-year product warranty covering material and workmanship defects, and a 30-year linear power output warranty. First-year degradation does not exceed 1%, with subsequent years capped at 0.4% per year, guaranteeing at least 87.4% of nominal power output after 30 years of operation. This represents one of the best degradation profiles available in the TOPCon module class on the market.
Are DMEGC INFINITY DMxxxM10T-B54HBT panels suitable for carport or ground-mounted installations?
Yes, the glass-glass construction and bifacial technology make the INFINITY series particularly well suited for exactly these applications. The rear glass captures light reflected from the ground surface — concrete, light-colored pavement, or grass — which can realistically increase energy yield by up to several percentage points compared to a monofacial module. The mechanical robustness of the dual-glass design also protects the panel against hail impact and snow loads typical of open-field or carport mounting configurations.
Does the N-type TOPCon technology in the DMEGC INFINITY series offer a real advantage over older monocrystalline PERC panels?
Yes, N-type TOPCon cells exhibit significantly lower degradation rates and better efficiency under diffuse irradiance conditions than standard PERC cells. In practice, this translates to more kilowatt-hours generated during morning and evening hours and on overcast days. For a system operating over 25 to 30 years, the cumulative difference in energy yield is measurable and can justify the higher upfront cost relative to previous-generation panels.
How does the DMEGC INFINITY 445 Wp panel perform in winter and at low temperatures?
The INFINITY series operates across a temperature range of -40°C to +85°C, so the frosts typical of the Polish climate pose no risk to the modules. Furthermore, photovoltaic panels generally operate more efficiently in cooler conditions than in summer, when they overheat under direct sunlight. N-type TOPCon cells also feature a more favorable temperature coefficient of power, which results in lower power losses on hot days.
Is the HBT variant of the DMEGC INFINITY series a true full black module, and does this affect panel performance?
Yes, the HBT designation confirms a full black aesthetic: black frame, black cells, and a dark rear glass. The aesthetic trade-off is minimal — the darker surface absorbs slightly more heat, but the difference in annual energy yield compared to a standard variant is negligible under European climate conditions. For modern roofs with dark roof tiles or flat membrane roofs, this solution delivers a visually cohesive installation without compromising TOPCon technology.
Is DMEGC a reliable manufacturer, and is the INFINITY series available in Poland?
DMEGC Solar is a Chinese manufacturer listed on the Bloomberg NEF Tier 1 ranking, which confirms its bankability and the financial stability of the company as assessed by independent analysts. The INFINITY DMxxxM10T-B54HBT series is actively sold in the European market, including Poland, through authorized distributors. Before purchasing, it is advisable to verify that the supplier provides original manufacturer warranty documentation rather than solely a commercial warranty from an intermediary.
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