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Mogen Solar Brand review

MG-425TD

425 Wp TOPCon Bifacial 70%
ComparePV verdict

Middle of its segment, modest efficiency

Rank 11,823 of 14,005
Compare panels Datasheet PDF
Power (Wp)
425
Typical for its class
Efficiency (%)
21.50
Weak · bottom 17%
Density (Wp/m²)
217.6
Typical · median 220.2
Temp (%/°C)
-0.300
Typical · median -0.290
Weight (kg)
21.0
Typical · median 22.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

The Mogen Solar MG-TD (410-435 W) series are modules based on N-type TOPCon technology, designed for high efficiency and stable operation in real roof conditions. In practice, they stand out due to their bifacial design - they can also utilize light reflected from the ground, which helps improve performance in locations where the roof or surroundings are conducive to reflection (e.g., a light-colored membrane, gravel, or concrete). From an investor's perspective, low degradation over time and long-term predictable energy production are also important, making it easier to calculate the profitability of the installation over many years.

MG-TD is a good choice for those who want to maximize the effect from a limited area - on single-family homes, small businesses, and service facilities. The use of N-type and TOPCon cells helps reduce losses at higher temperatures, which is particularly important in the summer. The entire system is complemented by positive power tolerance, which means greater confidence that the installation will perform as designed.

Ranking

1,218 panels in the segment TOPCon 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 21.50% 22.00% Weak · bottom 17% 7,958
Power density 217.6 220.2 Typical 7,172
Temperature coefficient -0.300 -0.290 Typical 6,093
Weight per kWp 49.4 51.4 Typical 2,909
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

5 positive · 4 caution
Best for

Residential, commercial and hot-climate.

Not ideal for

Tight roof space.

Watch-outs
21.50% module efficiency

Bottom 17% of the TOPCon 400-450 W segment, against a median of 22.00%.

What owners get
N-type TOPCon cells

N-type TOPCon technology delivers lower LID/LeTID degradation and better high-temperature performance than older P-type PERC cells, resulting in higher real-world annual energy yield, especially in summer conditions.

Bifacial design

The modules capture additional light reflected from the ground (light-colored membrane, gravel, concrete), providing an energy production boost beyond the standard 410-435 W nameplate rating under favorable installation conditions.

30-year linear power warranty

The manufacturer offers a 30-year power warranty, matching the longest warranties offered by leading TOPCon manufacturers (e.g., Lina Energy, SunLink) and exceeding the still-common 25-year standard offered by some competitors.

Positive power tolerance

The modules feature positive power tolerance, increasing confidence that actual installation output will not fall below the rated design value - relevant for ROI calculations.

High efficiency for limited roof space

21-22% efficiency at up to 435 W maximizes energy production from limited roof area, making this series a strong fit for single-family homes and small commercial buildings.

Trade-offs
No BNEF Tier 1 status

Mogen Solar is not listed as a Tier 1 manufacturer by BloombergNEF, which may complicate securing favorable bank financing for larger commercial projects compared to Tier 1 competitors.

Below-average efficiency for the TOPCon segment

The 22% peak efficiency trails direct competitors at the same 435 W power class - Lina Energy LEPV 108 Nexa (22.26%), SunLink SL5N108 (22.3%), and SunKean SKT415~435M10 (22.27%) - meaning a slightly larger module footprint is needed for equivalent power.

Series launched in 2022

MG-TD dates to 2022, so it is based on an earlier TOPCon generation than the newest 2024-2026 competitor series, which achieve higher efficiencies at comparable power ratings.

Notes from the database
  • Efficiency of 21.5% matches the TOPCon 400-450W median
  • At 217.6 W/m² power density, roof space requirements are typical for TOPCon 400-450W panels
  • At -0.30%/°C, hot weather performance is typical for TOPCon 400-450W panels
  • Weight of 21.0 kg is typical for TOPCon 400-450W panels
  • 70% bifaciality enables rear-side power generation, boosting yield by 4-10% on reflective surfaces

Specifications

Open datasheet PDF
Nominal power (Pmax) 425 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 21.50 % Weak Segment median 22.00%
Vmpp · Impp 32.55 V · 13.06 A Operating point at max power
Voc · Isc 39.04 V · 13.56 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 21.0 kg Typical Typical · median 22.0 kg
Cells 108 · TOPCon Monocrystalline
Bifaciality 70 % Rear output as a share of front
Coefficient Pmax -0.300 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.250 · 0.045 %/°C
NOCT 42 °C At 800 W/m², 20 °C ambient
Performance warranty 30 years Typical median 30 yrs · median 30 yrs

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
-0.300 %/°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.

Alternatives

All Mogen Solar panels
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Mogen Solar MG-425TD 425 W 21.50% -0.300 21.0 kg You are here
SPR-MAX7-475 475 W 24.00% -0.270 21.1 kg +50 W, +2.5 pp, +10 yr warranty
JST-EDMH-(445-465)W-TD (465W class) 465 W 23.81% -0.300 20.5 kg +40 W, +2.3 pp
JAT54S40-475/LR 475 W 23.80% -0.260 19.3 kg +50 W, cooler, +2.3 pp
TWMNH-48HW475 475 W 23.80% -0.280 23.7 kg +50 W, heavier, +2.3 pp
CHSM48RN(DG)/F-BH-475 475 W 23.80% -0.290 24.5 kg +50 W, heavier, +2.3 pp
AIKO-A475-MCE54Mw 475 W 23.80% -0.260 21.0 kg +50 W, cooler, +2.3 pp
AIKO-A475-MAH54Mw 475 W 23.80% -0.260 21.5 kg +50 W, cooler, +2.3 pp
MG-410TD 410 W 21.00% -0.300 21.0 kg -15 W, -0.5 pp
MG-420TD 420 W 21.30% -0.300 21.0 kg Very close match
MG-430TD 430 W 21.80% -0.300 21.0 kg +0.3 pp
MG-435TD 435 W 22.00% -0.300 21.0 kg +10 W, +0.5 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +85 W, cooler, +3.5 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +70 W, cooler, +3.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +80 W, cooler, +3.2 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +65 W, cooler, +3.0 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +75 W, cooler, +3.0 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 is N-type TOPCon technology and why does the Mogen Solar MG-TD series use it?
TOPCon (Tunnel Oxide Passivated Contact) is an N-type cell technology that reduces charge carrier recombination at silicon layer interfaces. In practical terms, this means higher efficiency (the MG-TD series reaches approximately 21%) and slower long-term degradation compared to older PERC cells. For a homeowner, it translates to more energy per square foot of roof space and more predictable energy production throughout the entire warranty period.
Do the bifacial Mogen Solar MG-TD panels make sense on a typical pitched roof?
Yes, though the bifacial gain is greatest when the surface beneath the module is highly reflective. On a pitched roof with a light-colored membrane, white gravel, or light gray metal sheeting, the rear-side contribution can add several to over ten percent of additional output. On dark roofing tiles the gain is smaller, but the TOPCon cell efficiency still works in your favor. The MG-TD series covers 410–435 W, making it easy to design a higher peak-power system.
What is the power warranty duration for Mogen Solar MG-TD panels?
The manufacturer provides a 30-year linear power warranty for the MG-TD series, which is among the stronger guarantees in the residential PV module market. Combined with the low degradation typical of N-type TOPCon cells, this means the panels should still produce the vast majority of their rated power after 25–30 years, supporting reliable LCOE calculations over a long investment horizon.
Do Mogen Solar MG-TD panels lose much power on hot summer days?
N-type TOPCon cells have a lower temperature coefficient than older PERC modules, meaning they lose a smaller percentage of output as module temperature rises above 25°C (77°F). Under typical summer conditions in Central Europe, where module temperatures often reach 140–160°F (60–70°C), the MG-TD series outperforms older polycrystalline and standard monocrystalline panels, helping maintain production during the hottest months.
Who is the Mogen Solar MG-TD 410–435 W series the best fit for?
The MG-TD series is ideal where roof space is limited and the owner wants to maximize power from every available square foot. With up to 435 W peak power and roughly 21% efficiency, you can achieve higher system output with fewer panels. It is a strong option for single-family homes, small businesses, and commercial buildings with pitched roofs where squeezing extra watts without expanding footprint is the priority.
Is Mogen Solar a reputable manufacturer and is the MG-TD series still available?
Mogen Solar is a Chinese manufacturer listed in international PV databases such as ENF and ComparePV, but it does not currently appear on the BloombergNEF Tier 1 module manufacturer list. The MG-TD (410–435 W) series is still in production and available for purchase. Before buying, verify the service warranty terms and how claims are handled locally, since warranties from non-EU manufacturers typically need to be enforced through a domestic distributor.
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