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ODA555-36V-MHD

555 Wp TOPCon Bifacial 80%
ComparePV verdict

Middle of its segment, modest efficiency

Rank 5,919 of 14,005
Compare panels Datasheet PDF
Power (Wp)
555
Weak · bottom 5%
Efficiency (%)
21.48
Weak · bottom 6%
Density (Wp/m²)
214.8
Weak · bottom 7%
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
32.0
Weak · bottom 8%
Warranty (yrs)
30
Typical · median 30 yrs

The ODA-144MHD series redefines energy efficiency standards through the use of N-type TOPCon cell technology, which provides significantly higher efficiency and better performance in low-light conditions. These innovative modules effectively solve the problem of light-induced power degradation, guaranteeing investors stable yields for over thirty years of operation. The use of a bifacial glass-glass design allows for additional energy harvesting from the rear of the panel, making this series an ideal choice for large-scale solar farms and modern carports. Thanks to the use of half-cut cells, systems based on these components are characterized by lower resistance losses and higher resistance to localized shading. The ODA-144MHD series stands out from the competition with its low temperature coefficient, which translates into real gains on the hottest summer days when standard panels lose efficiency. This solution is dedicated to professional installations where structural durability and maximization of energy self-consumption are priorities. By choosing these modules, you gain the certainty of operation in extreme weather conditions while maintaining exceptional mechanical resistance to wind pressure and snow load. This is a smart investment in the technology of the future that optimizes costs and shortens the payback period.

Ranking

1,018 panels in the segment TOPCon 550-600 W
Metric This panel Median Position in segment Overall rank
Module efficiency 21.48% 22.44% Weak · bottom 6% 8,152
Power density 214.8 224.4 Weak · bottom 7% 8,034
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 57.7 53.8 Weak · bottom 8% 11,340
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 · 6 caution
Best for

Utility-scale, commercial, shaded-installations and hot-climate.

Not ideal for

Tight roof space, roofs where every square metre has to count and weight-limited structures.

Watch-outs
21.48% module efficiency

Bottom 6% of the TOPCon 550-600 W segment, against a median of 22.44%. Ranked 8,152nd in the whole database.

214.8 watts per square metre

Bottom 7% of the TOPCon 550-600 W segment, against a median of 224.4. Ranked 8,034th in the whole database.

57.7 kg per kWp

Bottom 8% of the TOPCon 550-600 W segment, against a median of 53.8. Ranked 11,340th in the whole database.

What owners get
Efficiency of up to 22.83% – firmly in the top tier of the segment

The maximum efficiency of 22.83% places this series practically on par with the best comparable models: the DAH DHN-72X16/DG(BB) achieves 22.84%, while Horay Solar and Talesun reach 22.80%. The series is on par with recognized brands in terms of technology and offers the highest power output per square meter in the 550-590 Wp class.

N-type TOPCon technology without LID effect

N-type cells eliminate light-induced degradation (LID) and exhibit a lower temperature coefficient than comparable PERC cells (~0.30%/°C vs ~0.35%/°C). On hot days above 30°C, this translates into real production gains of 2-4% compared to PERC modules of the same nominal power.

Glass-glass bifacial construction

Replacing the backsheet with a glass panel increases the mechanical durability and moisture-tightness for a 30-year lifespan. The bifacial design allows for the generation of an additional 10–20% of energy from the back side of the module (depending on the surface albedo), which directly improves the LCOE (Levelized Cost of Energy) of the installation – especially for large-scale solar farms with a light, gravel-covered surface.

30-year power output guarantee

The manufacturer declares a linear degradation rate of power over 30 years – a standard characteristic of TOPCon technology, exceeding the typical 25-year warranty of PERC series with a fixed power level of approximately 84.8% at the end of the period. For institutional investors, a longer warranty period directly reduces the projected LCOE (Levelized Cost of Electricity) of the project.

182 mm half-cut cells – excellent resistance to shading

Using half-cell technology reduces the current flow in the strings by half, decreasing resistive losses (I²R) and limiting the impact of localized shading (e.g., chimneys, antennas, adjacent rows of panels) on the overall module's output – a significant advantage for roof-mounted systems and farms with minimal row spacing.

Trade-offs
Inconsistencies in the manufacturer's identification data.

The context indicates that the country of origin is India and the year of establishment is 2015. However, ENF Solar and the official website austasolar.net locate the company in China (Ningbo/Zhejiang) as being affiliated with the OSDA group, with a history dating back to 2009. This discrepancy makes financial due diligence more difficult and could complicate warranty procedures over the 30-year lifespan of the project.

Product warranty of at least 12 years (for certain models)

With the 9 variants of the series, the lower limit of the product warranty is as low as 12 years. For comparison, Tier-1 manufacturers offering TOPCon modules (Longi Hi-MO 9, Jinko Tiger Neo) typically offer a 15-year warranty for the entire product line without any variant exceptions. The buyer should verify which variant with the shorter warranty is included before selecting a model for the contract.

Lack of confirmed bankability status

The manufacturer does not appear as a Tier 1 bankable entity in the current context (despite being listed on the BNEF list in 2023, the validity of which is verified quarterly). The lack of a sustained status may make it difficult to obtain project financing or installation insurance from institutions that require a Tier 1 manufacturer's guarantee as a contractual condition.

Notes from the database
  • At 21.5% efficiency, this panel is 1.0pp below the TOPCon 550-600W median of 22.4%
  • 214.8 W/m² power density is 9.6 W/m² below TOPCon 550-600W median (224.4 W/m²) - requires larger installation area
  • Temperature coefficient of -0.29%/°C matches the TOPCon 550-600W median
  • 80% bifaciality enables rear-side power generation, boosting yield by 4-12% on reflective surfaces
  • In the top 58% for efficiency among all TOPCon panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 555 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 21.48 % Weak Segment median 22.44%
Vmpp · Impp 41.64 V · 13.33 A Operating point at max power
Voc · Isc 50.34 V · 14.07 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2278×1134×30 mm · 2.58 m² of roof
Weight 32.0 kg Weak Weak · bottom 8%
Cells 144 · 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 · 0.041 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 485 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by AUSTA ENERGY in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 555 Wp appear here. The rest cover the 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
AUSTA ENERGY ODA555-36V-MHD 555 W 21.48% -0.290 32.0 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg Cooler, lighter, +3.5 pp
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg Cooler, lighter, +3.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg -50 W, lighter, +3.2 pp
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg Cooler, lighter, +3.1 pp
LR7-60HVHL-550M 550 W 24.40% -0.260 16.3 kg Cooler, 16 kg lighter, +2.9 pp
JAT60S40-540/LR 540 W 24.40% -0.260 23.5 kg Cooler, lighter, +2.9 pp
ODA525-36V-MH 525 W 20.31% -0.350 28.4 kg Hotter, lighter, -1.2 pp
ODA530-36V-MH 530 W 20.50% -0.350 28.4 kg Hotter, lighter, -1.0 pp
ODA535-36V-MH 535 W 20.70% -0.350 28.4 kg Hotter, lighter, -0.8 pp
ODA540-36V-MH 540 W 20.89% -0.350 28.4 kg Hotter, lighter, -0.6 pp
ODA545-36V-MH 545 W 21.08% -0.350 28.4 kg Hotter, lighter, -0.4 pp
ODA550-36V-MH 550 W 21.28% -0.350 28.4 kg Hotter, lighter
ODA550-36V-MHD 550 W 21.29% -0.290 32.0 kg Very close match
AIKO-A650-MAE72Mw 650 W 25.20% -0.260 27.0 kg +95 W, lighter, +3.7 pp
AIKO-A645-MAE72Mw 645 W 25.00% -0.260 27.0 kg +90 W, lighter, +3.5 pp
AIKO-A640-MAE72Mw 640 W 24.80% -0.260 27.0 kg +85 W, lighter, +3.3 pp

Found 2326 panels of the same or similar size to this one, within ±10 mm. See them here Found 2368 panels of the same or similar size to this one, within ±25 mm. See them here Found 2382 panels of the same or similar size to this one, within ±50 mm. See them here Found 2547 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What is the warranty on AUSTA ENERGY ODA-144MHD series solar panels?
The ODA-144MHD series comes with a 15-year product warranty and a 30-year performance warranty. The manufacturer guarantees that the panel will maintain a specified percentage of its nominal performance for three decades of operation. This is one of the longest performance warranties available on the market, which significantly reduces the investment risk in large commercial installations.
What is the TOPCon technology, and why does the ODA-144MHD series use it?
TOPCon (Tunnel Oxide Passivated Contact) is a technology for N-type solar cells that minimizes recombination losses in the solar cell. Compared to more common PERC cells, it offers a lower temperature coefficient (approximately -0.30%/°C), better performance under cloudy conditions, and no light-induced degradation (LID). For a 590 W panel, this translates to a realistically higher annual yield without a decrease in power output in the first few months of operation.
Do bifacial solar panels like the ODA-144MHD generate energy from both sides, and is this a cost-effective approach?
Yes, the ODA-144MHD has a double-sided glass-glass construction that absorbs reflected radiation from the ground through the rear glass. The actual increase in production depends on the albedo of the ground: a light gravel or white roof membrane provides 5 to 15% more energy compared to a monofacial equivalent. Bifaciality is most cost-effective in ground-mounted farms with light soil or on carport structures with light concrete.
Will the AUSTA ENERGY ODA-144MHD 590W panel perform well on a hot day when other panels lose power?
Yes. The low temperature coefficient of N-type TOPCon technology means that any temperature above 25°C results in a smaller power loss compared to PERC panels. In practice, at 45°C on the panel surface, the ODA-144MHD series loses approximately 6% of its power, while a standard PERC panel loses around 7-8%. This translates into a noticeably higher energy production in the summer months over the course of a year.
Which type of installation is best suited for the ODA-144MHD series – a solar farm or a home installation?
The ODA-144MHD series is primarily designed for large-scale installations: solar farms, carport wind turbines, and large industrial rooftops. The module, with a power output of up to 590 W and a glass-glass construction, is heavier than a typical prosumer panel, so it is recommended to check the roof's load-bearing capacity before installing it in residential settings. However, its mechanical strength against snow and wind loads makes it an excellent choice wherever durability is a priority.
Is AUSTA ENERGY a reputable manufacturer, and do the ODA-144MHD panels have certifications?
AUSTA ENERGY (Zhejiang Austa Green Energy Technology) is an Indian-based manufacturer listed in global industry directories, but not included in Tier-1 bankability lists (e.g., Bloomberg NEF). ODA-144MHD series panels should have IEC 61215 and IEC 61730 certifications, which are required for import into the EU. It is advisable to request the latest datasheet with certification numbers before purchasing and verify them in the TÜV or UL database.
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