--- title: "Luxor Solar LX-545M/182-144+ Solar Panel: Specs & Datasheet | ComparePV" description: "Luxor Solar LX-545M/182-144+ solar panel. Specs: 21.34% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/luxor-solar-lx-545m-182-144" image: "https://comparepv.com/og/panel/luxor-solar-lx-545m-182-144.png" updated: 2026-09-11 --- # Luxor Solar LX-545M/182-144+ Middle of its segment, weak in heat 7,794 panels in the 445-645 W band, all technologies ## Identity - **Manufacturer:** Luxor Solar - **Model:** LX-545M/182-144+ - **Series:** Eco Line Half Cell M144 - **Rated power:** 545 W - **Cell technology:** Monocrystalline ## How it compares Compared against 445-645 W band, all technologies (7794 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 545 W | 545 W | Typical | | | Module efficiency | 21.34% | 22.30% | Typical | 8,539 | | Power density | 210.9 | 222.7 | Weak - bottom 19% | 9,467 | | Temperature coefficient | -0.360 | -0.292 | Weak - bottom 3% | 12,425 | | Weight (kg) | 29.0 kg | 28.0 kg | Typical | | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 11% | 9,912 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 21.34% | 22.30% | Typical | 8,539 | | Power density | 210.9 | 222.7 | Weak - bottom 19% | 9,467 | | Temperature coefficient | -0.360 | -0.292 | Weak - bottom 3% | 12,425 | | Weight per kWp | 53.2 | 52.7 | Typical | 7,112 | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 11% | 9,912 | ### Watch out for - **-0.360 %/°C temperature coefficient** - Bottom 3% of the 445-645 W band, against a median of -0.292. Ranked 12,425th in the whole database. - **25 year performance warranty** - Bottom 11% of the 445-645 W band, against a median of 30 yrs. - **210.9 watts per square metre** - Bottom 19% of the 445-645 W band, against a median of 222.7. - **Best for:** Commercial, utility-scale and shaded-installations. - **Not ideal for:** Hot climates, owners who want a long output guarantee and roofs where every square metre has to count. ## Specification ### Electrical - **Rated power (Pmax):** 545 W - **Efficiency:** 21.34 % - **Voltage at Pmax (Vmp):** 41.24 V - **Current at Pmax (Imp):** 13.22 A - **Open-circuit voltage (Voc):** 49.45 V - **Short-circuit current (Isc):** 13.96 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.360 %/degC - **Temperature coefficient of Voc:** -0.285 %/degC - **Temperature coefficient of Isc:** 0.049 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell count:** 144 ### Physical - **Length:** 2279 mm - **Width:** 1134 mm - **Thickness:** 35 mm - **Weight:** 29.0 kg - **Area:** 2.58 m2 - **Power density:** 210.9 Wp/m2 ### Warranty and degradation - **Product warranty:** 15 years - **Performance warranty:** 25 years - **Output guaranteed at end of warranty:** 85.5 % - **First-year degradation:** 2.50 % - **Annual degradation:** 0.50 % - **Output after 30 years:** 452 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 8539 of 14129 | | Power density | 9467 of 14129 | | Temperature coefficient | 12425 of 14129 | | Weight | 7112 of 14129 | | Warranty | 9912 of 14129 | ## Pros - **Higher efficiency than peers** - Peak efficiency of 21.92% exceeds comparable 144-cell modules of similar power class: Exiom EX560M(B) (21.7%), Fellow Energy FE72-18X (21.7%), and Premier Energies 144 HC (21.67%). This is a real advantage where installation area is limited. - **Half-cell N-type technology** - Splitting cells in half reduces resistive losses and lowers module operating temperature, resulting in a Pmax temperature coefficient of -0.4%/°C and improved partial-shading tolerance without significant energy yield loss. - **Nearly two decades of manufacturing experience** - Luxor Solar GmbH, headquartered in Stuttgart, has been operating since 2007 - close to 19 years in the PV module segment - applying German quality control standards to production. - **PID-free certification** - Cells are 100% resistant to potential-induced degradation (PID), which matters in large-scale commercial installations and solar farms where PID risk increases with the number of modules connected in series within a string. ## Cons - **Discontinued production** - The Eco Line Half Cell M144 series (launched in 2019) has been discontinued, meaning limited availability of warranty service, spare units, and difficulty replacing individual failed modules within an existing array. - **Manufacturer not on BNEF Tier-1 list** - Luxor Solar is not classified as a Tier-1 bankable manufacturer under the BloombergNEF ranking, which can complicate financing for commercial projects with banks and institutional investors that favor Tier-1 suppliers. - **Power warranty below current N-type standard** - The 25-year linear warranty guaranteeing 85% power output at year 25 trails current N-type/TOPCon offerings (e.g., 30 years and ~87.4% power), placing this series behind the segment leaders in 2026 in terms of long-term warranted performance. ## About this series The Luxor Solar Eco Line Half Cell M144 series is an advanced solution based on a 144 half-cut cell design, which significantly reduces energy losses resulting from internal resistance. Thanks to the use of **Half-Cell** technology, these panels exhibit exceptional resistance to partial shading, allowing for stable system operation even in challenging mounting conditions. The module design promotes lower cell operating temperatures, directly translating to a longer lifespan and reduced material degradation over time. The use of **monocrystalline silicon technology** combined with precise quality control guarantees high efficiency, setting these modules apart from standard market solutions. The M144 series panels are an ideal choice for **large-scale commercial installations** and solar farms, where maximizing space utilization and achieving a quick return on investment are crucial. Their uniqueness lies in the perfect balance between robust construction and optimized current flow, which minimizes the risk of hot-spots. By choosing the Eco Line M144 series, investors gain performance reliability based on **German engineering standards**, making these modules one of the most dependable products in the high-power solution segment. ## Notable figures - At 21.3% efficiency, this panel is on par with typical \*\*database\*\* modules - 210.9 W/m² power density is 7.2 W/m² below \*\*database\*\* median (218.1 W/m²) - requires larger installation area - Temperature coefficient of -0.36%/°C is 0.06pp worse than \*\*database\*\* median (-0.30%/°C) - higher losses in summer heat - Weight of 29.0 kg is 2.5 kg above \*\*database\*\* median (26.5 kg) - verify structural support - Ranked #8539 out of 14129 panels for efficiency in the database ## Questions ### Is the Luxor Solar Eco Line Half Cell M144 series still available for purchase? The Eco Line Half Cell M144 series has been discontinued and is no longer actively distributed by Luxor Solar. Limited stock may still appear at select distributors as remaining inventory, but availability is restricted and not guaranteed. For new installations, we recommend reviewing Luxor Solar's current lineup for newer series with comparable or improved specifications. ### What does N-type cell technology mean in the Luxor Solar Eco Line M144 panels, and how does it compare to PERC? N-type cells used in the Eco Line M144 series exhibit significantly lower susceptibility to light-induced degradation (LID) compared to standard P-type PERC cells. This results in lower annual power degradation and better efficiency retention throughout the module's lifetime. For commercial projects focused on long-term LCOE optimization, the N-type architecture provides a measurable advantage over conventional PERC modules. ### What are the product and power warranties for the Luxor Solar Eco Line Half Cell M144? Luxor Solar provides a 15-year product warranty covering material and workmanship defects, and a 25-year linear power output warranty for the Eco Line Half Cell M144 series. After 25 years of operation, modules are guaranteed to retain at least 85.5% of their rated power. As a German-headquartered brand established in 2004, Luxor Solar offers reliable backing for warranty claims. ### How well do the Luxor Solar Eco Line Half Cell M144 panels handle partial shading? The half-cut cell architecture with 144 cells significantly improves shade tolerance compared to standard full-cell modules. Each half-cell operates semi-independently, raising the bypass diode activation threshold and reducing power loss when part of the panel is shaded by chimneys, antennas, or adjacent structures. This makes the M144 series a practical choice for installations with complex or obstructed rooftop layouts. ### What type of installations are the 560 Wp Luxor Solar Eco Line Half Cell M144 panels best suited for? With a maximum output of 560 Wp, the Eco Line Half Cell M144 modules are primarily designed for large-scale commercial installations and utility-scale PV farms. High per-module power minimizes BoS costs and maximizes energy yield per square meter, directly accelerating return on investment. The larger module dimensions and weight require a robust racking system and a proper structural load assessment prior to installation. ### How do the Luxor Solar Eco Line M144 panels perform in high summer temperatures? The Eco Line Half Cell M144 series has a nominal operating cell temperature (NMOT) of 45 ± 2°C, a favorable figure compared to older module generations. The half-cut cell design promotes better airflow beneath the module and reduces cell operating temperatures during peak hours, directly limiting thermal losses. With a power temperature coefficient of approximately -0.35%/°C, output losses on hot days remain at an acceptable level. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/lx-el-hc-sw-m144-540-560w-182-en-14cfd8e0e5a3.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | Cooler, lighter, +3.7 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | Cooler, lighter, +3.5 pp | | [Longi Solar LR7-60HVH-560M](https://comparepv.com/panel/longi-lr7-60hvh-560m) | 560 W | Cooler, +3.5 pp, +5 yr warranty | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | Cooler, lighter, +3.4 pp | | [WINAICO WST-505BKX54-A2](https://comparepv.com/panel/winaico-wst-505bkx54-a2) | 505 W | Cooler, +3.4 pp, +5 yr warranty | | [Longi Solar LR7-60HVH-555M](https://comparepv.com/panel/longi-lr7-60hvh-555m) | 555 W | Cooler, +3.3 pp, +5 yr warranty | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | Cooler, lighter, +3.2 pp | | [Luxor Solar LX-540M/182-144+](https://comparepv.com/panel/luxor-solar-lx-540m-182-144) | 540 W | Very close match | | [Luxor Solar LX-550M/182-144+](https://comparepv.com/panel/luxor-solar-lx-550m-182-144) | 550 W | Very close match | | [Luxor Solar LX-555M/182-144+ GG BiF](https://comparepv.com/panel/luxor-solar-lx-555m-182-144-gg-bif) | 555 W | Cooler, heavier, +5 yr warranty | | [Luxor Solar LX-560M/182-144+ GG BiF](https://comparepv.com/panel/luxor-solar-lx-560m-182-144-gg-bif) | 560 W | Cooler, heavier, +5 yr warranty | | [Luxor Solar LX-565 M/182-144+](https://comparepv.com/panel/luxor-solar-lx-565-m-182-144) | 565 W | +20 W, cooler, +0.8 pp | | [AIKO AIKO-A650-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a650-mae72mw) | 650 W | +105 W, cooler, +3.9 pp | | [AIKO AIKO-A645-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a645-mae72mw) | 645 W | +100 W, cooler, +3.7 pp | | [AIKO AIKO-A640-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a640-mae72mw) | 640 W | +95 W, cooler, +3.5 pp | | [AIKO AIKO-A635-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a635-mae72mw) | 635 W | +90 W, cooler, +3.3 pp | --- Source: https://comparepv.com/panel/luxor-solar-lx-545m-182-144 Not in this file, on the page: the I-V and temperature curves lifted from the manufacturer's datasheet, a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.