--- title: "AUSTA ENERGY ODA545-36V-MH 545W Solar Panel - Specs & Review | ComparePV" description: "AUSTA ENERGY ODA545-36V-MH 545W solar panel. Specs: 21.08% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/austa-energy-oda545-36v-mh" updated: 2026-09-11 --- # AUSTA ENERGY ODA545-36V-MH Solid all-round for its segment 706 panels in the segment PERC 500-550 W ## Identity - **Manufacturer:** AUSTA ENERGY - **Model:** ODA545-36V-MH - **Series:** ODA-144MH - **Rated power:** 545 W - **Cell technology:** PERC ## How it compares Compared against segment PERC 500-550 W (706 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 545 W | 535 W | Strong - top 12% | | | Module efficiency | 21.08% | 20.90% | Typical | 9,586 | | Power density | 210.9 | 209.0 | Typical | 9,399 | | Temperature coefficient | -0.350 | -0.350 | Typical | 10,419 | | Weight (kg) | 28.4 kg | 28.4 kg | Typical | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 21.08% | 20.90% | Typical | 9,586 | | Power density | 210.9 | 209.0 | Typical | 9,399 | | Temperature coefficient | -0.350 | -0.350 | Typical | 10,419 | | Weight per kWp | 52.1 | 53.0 | Typical | 5,589 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | - **Best for:** Commercial, utility-scale, shaded-installations and hot-climate. ## Specification ### Electrical - **Rated power (Pmax):** 545 W - **Efficiency:** 21.08 % - **Voltage at Pmax (Vmp):** 41.93 V - **Current at Pmax (Imp):** 13.00 A - **Open-circuit voltage (Voc):** 49.90 V - **Short-circuit current (Isc):** 13.92 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.350 %/degC - **Temperature coefficient of Voc:** -0.285 %/degC - **Temperature coefficient of Isc:** 0.045 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** PERC - **Cell count:** 144 ### Physical - **Length:** 2279 mm - **Width:** 1134 mm - **Thickness:** 30 mm - **Weight:** 28.4 kg - **Area:** 2.58 m2 - **Power density:** 210.9 Wp/m2 ### Warranty and degradation - **Product warranty:** 15 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 87.4 % - **First-year degradation:** 1.00 % - **Annual degradation:** 0.40 % - **Output after 30 years:** 476 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 9586 of 14005 | | Power density | 9399 of 14005 | | Temperature coefficient | 10419 of 14005 | | Weight | 5589 of 14005 | | Warranty | 21 of 14005 | ## Pros - **Efficiency of up to 21.28% compared to leading competitors** - The most efficient variant of the series (550 Wp) achieves 21.28% – the same as the IBC Solar 182M Half Cell 540W-550W and only 0.02% below the Goldi Solar GS10-B144-TF (21.3%). This means it is fully competitive within the half-cut mono 144-cell segment without sacrificing performance to established brands. - **MBB Half-Cut Technology (144 cells)** - Dividing the conductor in half reduces the working current by approximately 50%, thereby reducing resistive losses and the risk of micro-cracks. Multi-strand busbars (MBBs) shorten the current flow paths, which in practice translates to improved performance even with partial shading – a significant advantage for rooftop installations with obstructions. - **30-year power output warranty** - The manufacturer offers a 30-year warranty on power parameters – aligning with the standard offered by tier-1 manufacturers in this power segment (550 Wp). The product warranty is 15 years, which is typical for mid-market PERC Half-Cut panels. - **PID immunity and IEC 61215/61730 certifications** - The modules have been documented to be resistant to voltage-induced degradation (PID) and hold IEC 61215 and IEC 61730 certifications, enabling operation in 1500 V DC systems and qualifying them for use in commercial solar farms that require compliance with safety standards. - **Available in 6 different power configurations, ranging from 525–550 Wp** - The wide range of 25W modules, available in 6 different variants, allows for precise selection of the module to meet the specific requirements of a project (optimizing string design, compatibility with inverters), which is a practical advantage when planning larger commercial installations. ## Cons - **This model has been discontinued (starting in 2024).** - The ODA-144MH series was manufactured between 2020 and 2024 and is now officially discontinued. This means that replacement modules may be difficult to obtain in the event of damage, that expanding the installation with identical panels could present challenges, and that service support may be limited within the 30-year warranty period. - **Manufacturer not on the BNEF Tier 1 list** - AUSTA ENERGY is not listed on the Bloomberg NEF's list of bankable manufacturers. This effectively prevents or significantly hinders the acquisition of non-recourse financing for PV farm projects – a standard requirement for investments exceeding 1 MW. Comparable companies (e.g., IBC Solar) or other Tier 1 manufacturers are clearly a better choice for institutional investors in this regard. - **Temperature coefficient: -0.35%/°C** - The confirmed temperature coefficient of Pmax, -0.35%/°C, as stated in the datasheet, is higher than that offered by newer N-type TOPCon and HJT technologies (-0.29 to -0.30%/°C). In the hot conditions typical of Poland (module temperature ~65°C), this difference compared to STC results in an additional ~1.75% power loss for TOPCon panels, which, when accumulated over 30 years, translates to a measurably lower annual yield. - **Lack of bi-directional capability with a power input of up to 550 W** - The series is monofacial (is\_bifacial: false), while from 2020-2024, more and more competitors in the 525-550 W class offered bifacial options (increased energy yield of +5-15% depending on the surface albedo). The lack of bifaciality is a significant limitation for ground-mounted and solar farms with reflective surfaces. ## About this series The Austa Energy ODA-144MH solar panel series utilizes advanced **Half-Cut cell technology**, which effectively reduces energy losses resulting from internal resistance and increases the module's resistance to spot shading effects. Thanks to the use of **Multi-Busbar (MBB) technology**, the current flow is optimized, which minimizes the risk of micro-cracks and significantly increases the efficiency of converting sunlight into electricity. These panels stand out from the competition with excellent **resistance to potential-induced degradation (PID)**, which, combined with a favorable temperature coefficient, guarantees stable yields even during intense heat. This solution is designed primarily for **large-scale commercial installations and solar farms**, where maximizing power density per square meter and a fast return on investment are of key importance. The robust mechanical construction ensures safe operation in difficult weather conditions characteristic of the Polish latitude. By choosing the ODA-144MH series, investors gain the certainty of **high performance in low-light conditions**, which directly translates to higher electricity production on cloudy days and during the autumn-winter periods. It is a sound choice for professionals who rely on proven technology and long-term system reliability. ## Notable figures - Efficiency of 21.1% matches the \*\*PERC 500-550W\*\* median - At 210.9 W/m² power density, roof space requirements are typical for \*\*PERC 500-550W\*\* panels - Temperature coefficient of -0.35%/°C matches the \*\*PERC 500-550W\*\* median - #9586 for efficiency, #10419 for temperature performance out of 14005 panels ## Questions ### Is the Austa Energy ODA-144MH series still available for sale? The ODA-144MH series has been discontinued by the manufacturer and is no longer actively offered. Availability in Poland depends solely on the stock levels of individual distributors. If you are looking for a similar technical specification, it is advisable to inquire with a supplier about an alternative product with Half-Cut technology and an MBB power rating of approximately 550 Wp. ### What is the warranty for Asta Energy ODA-144MH solar panels? The manufacturer provides a 15-year product warranty on materials and workmanship, as well as a 30-year linear power warranty. This means that the panel should maintain a specified minimum percentage of its rated power (550 Wp) for 30 years. However, it is important to note that Austa Energy does not have Tier 1 manufacturer status, which may be relevant when assessing the long-term risk of warranty enforcement. ### Do ODA-144MH panels prove effective in photovoltaic farms in Poland? Yes, the ODA-144MH series was designed for large-scale commercial and solar farm installations. With a power output of 550 Wp, combined with Half-Cut and MBB technology, it increases power density per square meter, which reduces the return on investment period. Its good tolerance to partial shading and favorable temperature coefficient contribute to stable energy production in the Polish climate. ### What advantages does the Half-Cut technology in Austa Energy ODA-144MH panels offer? The Half-Cut cell technology divides a standard cell into two smaller halves, which reduces internal resistance and limits energy losses. This makes the ODA-144MH panel less sensitive to localized shading, such as from chimneys or nearby trees. This translates to a higher actual energy production compared to the nominal power of 550 Wp, especially in conditions of uneven sunlight. ### Does the Austa Energy ODA-144MH perform well on cloudy days and in low-light conditions? Yes, the ODA-144MH series exhibits enhanced performance in low-light conditions, which is a significant advantage in Poland's climate with a high number of cloudy days. The use of multi-channel MBB busbars improves current flow and minimizes losses, allowing the panel to more effectively convert dispersed solar radiation into electricity during the autumn and winter months. ### Is the ODA-144MH panel bifacial, and is it suitable for ground-mounted installations? The ODA-144MH series is not a bifacial panel, meaning it does not generate energy from both sides of the module. However, it is suitable for ground-mounted installations in solar farms, where the manufacturer sees its primary application. In ground-mounted installations, the lack of bifacial functionality means that you will not benefit from reflected light from the ground, but the robust mechanical design ensures safe operation in harsh weather conditions. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/d603e8505acaa74d62970a4dc37c2eac-b559b3739cdb.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | Cooler, lighter, +3.9 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | Cooler, lighter, +3.7 pp | | [Longi Solar LR7-60HVH-560M](https://comparepv.com/panel/longi-lr7-60hvh-560m) | 560 W | Cooler, lighter, +3.7 pp | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | Cooler, lighter, +3.6 pp | | [Longi Solar LR7-60HVH-555M](https://comparepv.com/panel/longi-lr7-60hvh-555m) | 555 W | Cooler, lighter, +3.5 pp | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | Cooler, lighter, +3.4 pp | | [AUSTA ENERGY ODA525-36V-MH](https://comparepv.com/panel/austa-energy-oda525-36v-mh) | 525 W | -20 W, -0.8 pp | | [AUSTA ENERGY ODA530-36V-MH](https://comparepv.com/panel/austa-energy-oda530-36v-mh) | 530 W | -15 W, -0.6 pp | | [AUSTA ENERGY ODA535-36V-MH](https://comparepv.com/panel/austa-energy-oda535-36v-mh) | 535 W | -10 W, -0.4 pp | | [AUSTA ENERGY ODA540-36V-MH](https://comparepv.com/panel/austa-energy-oda540-36v-mh) | 540 W | Very close match | | [AUSTA ENERGY ODA550-36V-MH](https://comparepv.com/panel/austa-energy-oda550-36v-mh) | 550 W | +0.2 pp | | [AUSTA ENERGY ODA550-36V-MHD](https://comparepv.com/panel/austa-energy-oda550-36v-mhd) | 550 W | Cooler, heavier, +0.2 pp | | [AUSTA ENERGY ODA555-36V-MHD](https://comparepv.com/panel/austa-energy-oda555-36v-mhd) | 555 W | Cooler, heavier, +0.4 pp | | [AIKO AIKO-A650-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a650-mae72mw) | 650 W | +105 W, cooler, +4.1 pp | | [AIKO AIKO-A645-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a645-mae72mw) | 645 W | +100 W, cooler, +3.9 pp | | [AIKO AIKO-A640-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a640-mae72mw) | 640 W | +95 W, cooler, +3.7 pp | --- Source: https://comparepv.com/panel/austa-energy-oda545-36v-mh Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.