--- title: "Lina Energy LEPV 450 450W Solar Panel - Specs & Review | ComparePV" description: "Lina Energy LEPV 450 450W solar panel. Specs: 20.72% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/lina-energy-lepv-450" updated: 2026-09-11 --- # Lina Energy LEPV 450 Middle of its segment, weak in heat 1,089 panels in the segment TOPCon 450-500 W ## Identity - **Manufacturer:** Lina Energy - **Model:** LEPV 450 - **Series:** MEPV 144 HALF-CUT PLUS - **Rated power:** 450 W - **Cell technology:** TOPCon ## How it compares Compared against segment TOPCon 450-500 W (1089 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 450 W | 465 W | Weak - bottom 9% | | | Module efficiency | 20.72% | 22.52% | Weak - bottom 2% | 10,716 | | Power density | 207.0 | 225.2 | Weak - bottom 2% | 10,824 | | Temperature coefficient | -0.381 | -0.290 | Weak - bottom 1% | 13,478 | | Weight (kg) | 25.0 kg | 24.0 kg | Weak - bottom 11% | | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 3% | 9,798 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 20.72% | 22.52% | Weak - bottom 2% | 10,716 | | Power density | 207.0 | 225.2 | Weak - bottom 2% | 10,824 | | Temperature coefficient | -0.381 | -0.290 | Weak - bottom 1% | 13,478 | | Weight per kWp | 55.6 | 52.2 | Weak - bottom 11% | 9,909 | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 3% | 9,798 | ### Watch out for - **-0.381 %/°C temperature coefficient** - Bottom 1% of the TOPCon 450-500 W segment, against a median of -0.290. Ranked 13,478th in the whole database. - **20.72% module efficiency** - Bottom 2% of the TOPCon 450-500 W segment, against a median of 22.52%. Ranked 10,716th in the whole database. - **207.0 watts per square metre** - Bottom 2% of the TOPCon 450-500 W segment, against a median of 225.2. Ranked 10,824th in the whole database. - **Best for:** Commercial and shaded-installations. - **Not ideal for:** Hot climates, tight roof space and roofs where every square metre has to count. ## Specification ### Electrical - **Rated power (Pmax):** 450 W - **Efficiency:** 20.72 % - **Voltage at Pmax (Vmp):** 41.36 V - **Current at Pmax (Imp):** 10.89 A - **Open-circuit voltage (Voc):** 49.98 V - **Short-circuit current (Isc):** 11.50 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.381 %/degC - **Temperature coefficient of Voc:** -0.276 %/degC - **Temperature coefficient of Isc:** 0.046 %/degC - **NOCT:** 42 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** TOPCon - **Cell count:** 144 ### Physical - **Length:** 2094 mm - **Width:** 1038 mm - **Thickness:** 35 mm - **Weight:** 25.0 kg - **Area:** 2.17 m2 - **Power density:** 207.0 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:** 342 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 10716 of 14005 | | Power density | 10824 of 14005 | | Temperature coefficient | 13478 of 14005 | | Weight | 9909 of 14005 | | Warranty | 9798 of 14005 | ## Pros - **N-type TOPCon cells with MBB technology** - Half-cut cells built on N-type TOPCon architecture combined with Multi Busbar technology reduce resistive losses and improve microcrack resistance, delivering more stable energy yield under partial shading conditions typical of variable cloud cover climates. - **Wide -40°C to +85°C operating range** - Modules feature an IP67/68-rated junction box and a certified operating range of -40°C to +85°C (NOCT 42±2°C), ensuring high reliability across variable operating conditions on commercial rooftops and solar farms. - **Built for large-scale commercial deployment** - The 144-cell monocrystalline architecture is optimized for large-scale rooftop installations and solar farms, balancing power density with mechanical durability against snow and wind loads. - **25-year linear power warranty (90%/80%)** - The manufacturer guarantees at least 90% of rated power after 12 years and 80% after 25 years, backed by a 20-year product warranty - a level consistent with the industry standard for Tier-1 modules. ## Cons - **Efficiency below segment average** - Efficiency of 20.72-21.19% is noticeably lower than comparable TOPCon/PERC models: SunKean SKT440~460M12-96D4 (23.02%), Phono Solar Draco (23.02%), and Axitec AXIbiperfect GR WB (22.54%) - a gap of 1.4-2.3 percentage points that means more mounting area is needed for the same installed capacity. - **Power temperature coefficient of -0.381%/°C** - This coefficient is higher (worse) than typical top-tier N-type TOPCon modules (usually -0.29 to -0.34%/°C), partially offsetting TOPCon's usual thermal advantage over PERC during high-temperature summer operation. - **No bifacial variant available** - The series is mono-facial only, while competitor Axitec AXIbiperfect GR WB offers a bifacial option - for solar farm applications, which the manufacturer explicitly targets, this means forgoing the additional 5-10% rear-side yield gain available with comparable bifacial modules. ## About this series The Lina Energy MEPV 144 HALF-CUT PLUS series is a response to the needs of investors seeking maximum power density while maintaining high component durability. The application of **half-cut cell** technology significantly reduces energy losses resulting from internal resistance and improves the efficiency of the entire module under partial shading conditions. Thanks to an architecture based on 144 monocrystalline cells, these panels perform perfectly in the Polish climate, where variable cloud cover often limits yields from traditional designs. Another key advantage is **Multi Busbar (MBB) technology**, which not only optimizes current flow but also increases resistance to micro-cracks, translating into decades of trouble-free operation. These modules were designed for **large-scale commercial installations** and solar farms, offering an excellent balance between high efficiency and mechanical resistance to snow and wind loads. The innovative design effectively minimizes the risk of harmful hot spots, protecting the system from premature thermal degradation. By choosing this solution, the investor receives a **guarantee of stable energy yields** even in demanding operating conditions, which distinguishes this series from the competition as a product with exceptional performance and longevity. ## Notable figures - Module efficiency of 20.7% is 1.8pp below average for \*\*TOPCon 450-500W\*\* panels (median: 22.5%) - At 207.0 W/m², this panel generates 18.2 W/m² less per unit area than \*\*TOPCon 450-500W\*\* median (225.2 W/m²) - -0.38%/°C temperature coefficient - 0.09pp worse than \*\*TOPCon 450-500W\*\* median (-0.29%/°C), expect higher hot weather losses - At 25.0 kg, weight matches the \*\*TOPCon 450-500W\*\* median - Ranked #10716 out of 14005 panels for efficiency in the database ## Questions ### What warranty does the Lina Energy MEPV 144 HALF-CUT PLUS series carry? Lina Energy provides two separate warranties: a 20-year product warranty covering material and manufacturing defects, and a 25-year power output warranty guaranteeing the module retains its rated performance. The combination of TOPCon cell technology and Multi Busbar (MBB) architecture minimizes degradation over time, making this one of the stronger warranty packages available in the commercial PV segment. ### What is TOPCon technology and why does the MEPV 144 HALF-CUT PLUS series use it? TOPCon (Tunnel Oxide Passivated Contact) is a next-generation cell technology that reduces carrier recombination via a thin tunnel oxide passivation layer. Compared to conventional PERC cells, TOPCon achieves higher module efficiencies — often exceeding 22% — and delivers a lower temperature coefficient, meaning less power loss on hot days. The MEPV 144 HALF-CUT PLUS series leverages TOPCon to maximize energy yield per square meter, a key advantage for high-density commercial installations. ### Is the Lina Energy MEPV 144 HALF-CUT PLUS suitable for utility-scale solar farms? Yes, the MEPV 144 HALF-CUT PLUS was specifically engineered for large-scale commercial and utility installations. The high per-module output of up to 460 Wp reduces the total module count and lowers Balance of System (BoS) costs. The robust mechanical design handles the snow and wind loads common on open-field sites, while MBB construction reduces the risk of microcracks during large-scale transport and racking. ### How do half-cut cells in the MEPV 144 HALF-CUT PLUS improve performance under partial shading? Splitting each cell in half (144 half-cut cells vs. 72 full cells) lowers internal resistance and limits mismatch losses when illumination is uneven. If part of the module falls into shadow — from a chimney, antenna, or adjacent structure — only the shaded half loses output while the unshaded half continues operating near full capacity. In climates with frequent cloud cover and variable irradiance, this design delivers measurably higher annual energy yields compared to full-cell modules. ### What is the peak power of the Lina Energy MEPV 144 HALF-CUT PLUS and which inverters are compatible? The module's peak power (Pmax) is 460 Wp. It is compatible with most string inverters featuring MPPT inputs rated for voltages above 40 V, which is the typical open-circuit voltage (Voc) range for TOPCon half-cut modules. Before selecting an inverter, verify its MPPT input voltage range and maximum string current, since half-cut cells carry higher operating current than older full-cell designs. ### Is the MEPV 144 HALF-CUT PLUS a bifacial panel — can it harvest reflected light from the ground? No, the MEPV 144 HALF-CUT PLUS is a monofacial module — the rear side does not generate electricity. Ground-mounted installations on high-albedo surfaces will not benefit from bifacial gain. If rear-side irradiance harvesting is a priority for your project, consider a bifacial model from Lina Energy's lineup. For standard rooftop and fixed-tilt ground installations, the MEPV 144 HALF-CUT PLUS delivers an excellent cost-to-yield ratio without the added complexity of bifacial system design. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/3-2eb1cef75565.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | Cooler, +4.1 pp, +5 yr warranty | | [AIKO AIKO-A490-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a490-mce54mw) | 490 W | Cooler, +3.8 pp, +5 yr warranty | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | +50 W, cooler, +3.8 pp | | [Talesun CIPRO-TN9C54M-500W](https://comparepv.com/panel/talesun-cipro-tn9c54m-500w) | 500 W | +50 W, cooler, +3.8 pp | | [Gokin GK-3-54HGb-500M](https://comparepv.com/panel/gokin-gk-3-54hgb-500m) | 500 W | +50 W, cooler, +3.8 pp | | [GCL GCL-NR10R/54BGDF](https://comparepv.com/panel/gcl-gcl-nr10r-54bgdf) | 500 W | +50 W, cooler, +3.8 pp | | [Lina Energy LEPV 460](https://comparepv.com/panel/lina-energy-lepv-460) | 460 W | +10 W, +0.5 pp | | [Gamko New Energy GKA120N-PRO-590W](https://comparepv.com/panel/gamko-new-energy-gka120n-pro-590w) | 590 W | +140 W, cooler, +3.1 pp | | [Gamko New Energy GKA120N-PRO-585W](https://comparepv.com/panel/gamko-new-energy-gka120n-pro-585w) | 585 W | +135 W, cooler, +2.9 pp | | [Bisol BGO 580](https://comparepv.com/panel/bisol-bgo-580) | 580 W | +130 W, cooler, +2.8 pp | | [Gamko New Energy GKA120N-PRO-580W](https://comparepv.com/panel/gamko-new-energy-gka120n-pro-580w) | 580 W | +130 W, cooler, +2.7 pp | --- Source: https://comparepv.com/panel/lina-energy-lepv-450 Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.