--- title: "Lina Energy LEPV 550 (LEPV 144 HALF-CUT PLUS) 550W Solar Panel - Specs & Review | ComparePV" description: "Lina Energy LEPV 550 (LEPV 144 HALF-CUT PLUS) 550W solar panel. Specs: 21.30% efficiency, Monocrystalline cells." source: "https://comparepv.com/panel/lina-energy-lepv-550-lepv-144-half-cut-plus" updated: 2026-09-11 --- # Lina Energy LEPV 550 (LEPV 144 HALF-CUT PLUS) Middle of its segment, short guarantee 7,481 panels in the 450-650 W band, all technologies ## Identity - **Manufacturer:** Lina Energy - **Model:** LEPV 550 (LEPV 144 HALF-CUT PLUS) - **Series:** LEPV 144 HALF-CUT PLUS - **Rated power:** 550 W - **Cell technology:** Monocrystalline ## How it compares Compared against 450-650 W band, all technologies (7481 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 550 W | 550 W | Typical | | | Module efficiency | 21.30% | 22.30% | Typical | 8,519 | | Power density | 212.8 | 223.0 | Weak - bottom 24% | 8,643 | | Temperature coefficient | -0.340 | -0.292 | Weak - bottom 23% | 8,778 | | Weight (kg) | 28.0 kg | 28.5 kg | Typical | | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 10% | 9,798 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 21.30% | 22.30% | Typical | 8,519 | | Power density | 212.8 | 223.0 | Weak - bottom 24% | 8,643 | | Temperature coefficient | -0.340 | -0.292 | Weak - bottom 23% | 8,778 | | Weight per kWp | 50.9 | 52.7 | Typical | 4,268 | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 10% | 9,798 | ### Watch out for - **25 year performance warranty** - Bottom 10% of the 450-650 W band, against a median of 30 yrs. - **-0.340 %/°C temperature coefficient** - Bottom 23% of the 450-650 W band, against a median of -0.292. - **212.8 watts per square metre** - Bottom 24% of the 450-650 W band, against a median of 223.0. - **Best for:** Commercial, utility-scale and shaded-installations. - **Not ideal for:** Owners who want a long output guarantee, hot climates and roofs where every square metre has to count. ## Specification ### Electrical - **Rated power (Pmax):** 550 W - **Efficiency:** 21.30 % - **Voltage at Pmax (Vmp):** 41.95 V - **Current at Pmax (Imp):** 13.12 A - **Open-circuit voltage (Voc):** 49.97 V - **Short-circuit current (Isc):** 13.93 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.340 %/degC - **Temperature coefficient of Voc:** -0.270 %/degC - **Temperature coefficient of Isc:** 0.047 %/degC - **NOCT:** 44 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell count:** 144 ### Physical - **Length:** 2279 mm - **Width:** 1134 mm - **Thickness:** 35 mm - **Weight:** 28.0 kg - **Area:** 2.58 m2 - **Power density:** 212.8 Wp/m2 ### Warranty and degradation - **Product warranty:** 20 years - **Performance warranty:** 25 years - **Output guaranteed at end of warranty:** 80.0 % - **Output after 30 years:** 418 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 8519 of 14005 | | Power density | 8643 of 14005 | | Temperature coefficient | 8778 of 14005 | | Weight | 4268 of 14005 | | Warranty | 9798 of 14005 | ## Pros - **Efficiency on par with segment leaders** - The 21.3% efficiency matches Goldi Solar GS10-B144-TF and Jetion JT SGh and exceeds IBC Solar 182M Half Cell (21.28%). The module is not technologically behind the strongest comparable offers in the 550 Wp class. - **Half-cut cells reduce resistive losses** - The monocrystalline half-cut cell design lowers resistive losses and improves module behavior under partial shading or soiling, resulting in a more stable energy yield in real-world conditions on commercial rooftops. - **IP68-rated junction box** - The IP68 sealing rating of the junction box reduces the risk of moisture ingress and contact corrosion over the module's multi-decade service life, an important factor for outdoor installations exposed to variable weather. - **High-voltage system compatibility** - The module is designed for modern, higher system voltages, enabling longer strings and reducing the number of inverters and DC cabling required in large commercial and utility-scale PV installations. - **Anti-reflective glass for low-light gains** - Tempered glass with an anti-reflective coating improves light absorption, boosting energy yield on overcast days and at low sun angles typical of Central European climates. ## Cons - **25-year/80% power warranty trails newer standards** - The linear power warranty covers 25 years with a minimum end-of-term output of 80%, while newer N-type (TOPCon) modules already available in this power class offer 30-year warranties retaining around 87.4% output — the LEPV 144 series relies on an older PERC-era warranty structure. - **Monofacial-only variant** - This series does not use bifacial technology, even though Lina Energy offers an LEPV 144 BIFACIAL variant in the same 550 Wp power class. For ground-mount installations and flat roofs with reflective surroundings, this means forgoing the several-percent additional yield that bifacial modules provide. - **Limited Tier 1 manufacturer recognition** - Lina Energy, founded in the UK in 2017, does not appear in publicly available BNEF Tier 1 manufacturer lists, unlike more established brands in the comparison set (e.g., IBC Solar). This may be relevant when assessing project bankability for large commercial installations. ## About this series The Lina Energy LEPV 144 HALF-CUT PLUS series is designed for high energy production on large roof areas and in commercial installations, where stability under real-world conditions is crucial. The use of **monocrystalline half-cut modules** minimizes losses due to current flow and helps maintain performance even when the module is partially shaded or dirty. The modules utilize **tempered glass with an anti-reflective coating**, which improves light absorption and enhances performance in low-light conditions. Another key advantage is **resistance to environmental conditions thanks to a sealed connection box with an IP68 rating**, which reduces the risk of operational issues over the long term. The series is characterized by **compatibility with modern high-voltage systems**, making it easier to design longer strings in industrial installations. This is a good choice for companies, PV farms, and investors who want to combine predictable output with a durable design and easy integration with popular inverters. ## Notable figures - Module efficiency of 21.3% is 0.5pp below average for \*\*database\*\* panels (median: 21.8%) - 212.8 W/m² power density is 5.3 W/m² below \*\*database\*\* median (218.1 W/m²) - requires larger installation area - -0.34%/°C temperature coefficient - 0.04pp worse than \*\*database\*\* median (-0.30%/°C), expect higher hot weather losses - At 28.0 kg, this panel is 1.5 kg heavier than the \*\*database\*\* median (26.5 kg) - more demanding for installation crews - Ranked #8519 out of 14005 panels for efficiency in the database ## Questions ### What warranty does the Lina Energy LEPV 144 HALF-CUT PLUS panel come with? The LEPV 144 HALF-CUT PLUS series carries a 20-year product warranty covering materials and workmanship, plus a 25-year linear power output warranty. The power warranty guarantees the module retains a specified percentage of its rated 550 Wp output after 25 years of operation. These are solid, industry-standard terms for commercial and industrial-scale PV installations. ### Do the half-cut cells in the LEPV 144 HALF-CUT PLUS actually improve performance under partial shading? Yes. Half-cut cell technology splits each cell in half, reducing internal resistance and minimizing energy losses caused by hot spots and localized shading — from chimneys, antennas, or passing clouds. With 144 half-cut cells, the LEPV 144 module maintains energy yield more effectively than conventional 72-cell full-cell modules under non-uniform irradiance conditions. ### What efficiency does the Lina Energy LEPV 144 HALF-CUT PLUS deliver, and how does it perform in heat? The LEPV 144 HALF-CUT PLUS achieves a module efficiency of approximately 21.3%, which is competitive for monocrystalline PERC half-cut technology at 550 Wp. The temperature coefficient of Pmax is around -0.34%/°C. In practice, at a cell temperature of 65°C the module loses approximately 14% of rated output — a solid result for this product class. ### How heavy is the LEPV 144 HALF-CUT PLUS panel and is it well-suited for large commercial rooftops? The module weighs approximately 33 kg with dimensions of 2279×1134×35 mm — standard for the 144-cell half-cut 550 Wp format. The series was designed for large roof surfaces and commercial installations where power density per square meter matters. A structural load assessment by an engineer is recommended before mounting, especially when panels will be densely packed. ### Is the LEPV 144 HALF-CUT PLUS series compatible with popular inverters, and how should strings be designed? Yes. The series supports higher system voltages, making it straightforward to design longer strings and integrate with inverters from leading manufacturers such as SMA, Huawei, Fronius, or Solis. Before selecting an inverter, verify its MPPT input voltage range and maximum short-circuit current against the module datasheet. This is especially important in industrial installations with multiple parallel strings. ### Is the Lina Energy LEPV 144 HALF-CUT PLUS a bifacial module? No. The LEPV 144 HALF-CUT PLUS is a standard monofacial module — not bifacial. Irradiance is only absorbed through the front anti-reflective tempered glass. If your installation features a reflective surface such as gravel, white membrane, or snow, Lina Energy offers a separate LEPV 144 BIFACIAL 550 Wp series that captures additional yield from the rear side of the module. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/4-1aec8256ff39.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | Cooler, +3.7 pp, +5 yr warranty | | [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, +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 | -50 W, cooler, +3.2 pp | | [AIKO AIKO-A650-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a650-mae72mw) | 650 W | +100 W, cooler, +3.9 pp | | [AIKO AIKO-A645-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a645-mae72mw) | 645 W | +95 W, cooler, +3.7 pp | | [AIKO AIKO-A640-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a640-mae72mw) | 640 W | +90 W, cooler, +3.5 pp | | [AIKO AIKO-A635-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a635-mae72mw) | 635 W | +85 W, cooler, +3.3 pp | | [AIKO AIKO-A630-MAH72Dw](https://comparepv.com/panel/aiko-aiko-a630-mah72dw) | 630 W | +80 W, cooler, +3.1 pp | --- Source: https://comparepv.com/panel/lina-energy-lepv-550-lepv-144-half-cut-plus Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.