--- title: "TPL Solar TPL445M-144HC 445W Solar Panel - Specs & Review | ComparePV" description: "TPL Solar TPL445M-144HC 445W solar panel. Specs: 20.03% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/tpl-solar-tpl445m-144hc" updated: 2026-09-11 --- # TPL Solar TPL445M-144HC Warranty pick, needs the roof space 954 panels in the segment PERC 400-450 W ## Identity - **Manufacturer:** TPL Solar - **Model:** TPL445M-144HC - **Series:** TPLM-144HC Series - **Rated power:** 445 W - **Cell technology:** PERC ## How it compares Compared against segment PERC 400-450 W (954 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 445 W | 410 W | Strong - top 5% | | | Module efficiency | 20.03% | 20.60% | Weak - bottom 15% | 12,177 | | Power density | 200.0 | 206.2 | Weak - bottom 13% | 12,235 | | Temperature coefficient | -0.360 | -0.350 | Weak - bottom 15% | 12,345 | | Weight (kg) | 24.0 kg | 22.0 kg | Typical | | | Performance warranty | 30 yrs | 25 yrs | Strong - top 17% | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 20.03% | 20.60% | Weak - bottom 15% | 12,177 | | Power density | 200.0 | 206.2 | Weak - bottom 13% | 12,235 | | Temperature coefficient | -0.360 | -0.350 | Weak - bottom 15% | 12,345 | | Weight per kWp | 53.9 | 53.0 | Typical | 8,086 | | Performance warranty | 30 yrs | 25 yrs | Strong - top 17% | 21 | ### Strengths - **30 year performance warranty** - Top 17% of the PERC 400-450 W segment, against a median of 25 yrs. ### Watch out for - **200.0 watts per square metre** - Bottom 13% of the PERC 400-450 W segment, against a median of 206.2. - **20.03% module efficiency** - Bottom 15% of the PERC 400-450 W segment, against a median of 20.60%. - **-0.360 %/°C temperature coefficient** - Bottom 15% of the PERC 400-450 W segment, against a median of -0.350. - **Best for:** Commercial, utility-scale and shaded-installations. - **Not ideal for:** Roofs where every square metre has to count, tight roof space and hot climates. ## Specification ### Electrical - **Rated power (Pmax):** 445 W - **Efficiency:** 20.03 % - **Voltage at Pmax (Vmp):** 40.95 V - **Current at Pmax (Imp):** 10.87 A - **Open-circuit voltage (Voc):** 49.81 V - **Short-circuit current (Isc):** 11.41 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.360 %/degC - **Temperature coefficient of Voc:** -0.280 %/degC - **Temperature coefficient of Isc:** 0.060 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** PERC - **Cell count:** 144 ### Physical - **Length:** 2115 mm - **Width:** 1052 mm - **Thickness:** 40 mm - **Weight:** 24.0 kg - **Area:** 2.22 m2 - **Power density:** 200.0 Wp/m2 ### Warranty and degradation - **Product warranty:** 12 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 80.7 % - **First-year degradation:** 2.50 % - **Annual degradation:** 0.58 % - **Output after 30 years:** 359 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 12177 of 14005 | | Power density | 12235 of 14005 | | Temperature coefficient | 12345 of 14005 | | Weight | 8086 of 14005 | | Warranty | 21 of 14005 | ## About this series The TPL Solar TPLM-144HC series consists of advanced monocrystalline modules based on **Half-Cut cell technology**, which significantly optimizes the current flow within the panel. By dividing the module into two independent sections, these panels exhibit much higher resistance to the effects of partial shading, effectively eliminating the problem of sudden power drops in challenging installation conditions. The design utilizing 144 cells allows for higher system voltage while simultaneously reducing losses related to internal resistance. This solution directly translates into **maximum energy efficiency** even on days with lower solar radiation, which is crucial for installations operating in the Polish climate. TPLM-144HC models stand out from the competition with an excellent temperature coefficient, guaranteeing stable operation during summer heatwaves without the risk of cell overheating. The use of a **reinforced frame structure** and high-transmittance tempered glass ensures exceptional mechanical durability, protecting the system against extreme weather events. This series was designed primarily for **large-scale commercial installations** and photovoltaic farms, where a fast return on investment is the priority. It is a professional choice for investors focusing on **minimizing power degradation** over a multi-year cycle, ensuring safety and full predictability of energy production. ## Notable figures - Efficiency of 20.0% is 0.6pp below the \*\*PERC 400-450W\*\* median (20.6%) - At 200.0 W/m², this panel generates 6.2 W/m² less per unit area than \*\*PERC 400-450W\*\* median (206.2 W/m²) - At -0.36%/°C, hot weather performance is typical for \*\*PERC 400-450W\*\* panels - At 24.0 kg, this panel is 2.0 kg heavier than the \*\*PERC 400-450W\*\* median (22.0 kg) - more demanding for installation crews - In the top 87% for efficiency among all PERC panels ## Questions ### How much power does the TPL Solar TPLM-144HC 560 Wp panel actually deliver in residential conditions? The panel reaches up to 560 Wp peak power under Standard Test Conditions (STC). In practice, with good solar exposure and a properly matched inverter, you can expect 80-90% of that value on an annual average. Thanks to Half-Cut PERC cell technology, the panel maintains high efficiency even under partial shading, reducing output drops typical of roofs with chimneys or antennas. ### What's the difference between Half-Cut technology in the TPLM-144HC and standard full-cell panels? Half-Cut cells are cut in half and wired into two independent electrical sections. This reduces the current flowing through the panel, lowering resistive losses. The main practical benefit is shading tolerance - when one section is shaded, the other keeps producing, so power output doesn't drop as sharply as it would with full-cell panels. ### What warranty comes with TPL Solar TPLM-144HC panels? The manufacturer offers a 25-year product warranty and a 30-year power performance warranty. This means the panel should maintain its guaranteed percentage of initial output throughout that period, and material or manufacturing defects are covered. Before purchasing, check which local distributor handles warranty claims, since the manufacturer is headquartered in Pakistan. ### Are TPLM-144HC panels bifacial modules? No, the TPLM-144HC series uses standard mono-facial modules, not bifacial technology. This means energy production comes only from the front side of the panel. If you want extra yield from albedo (reflected light), for example on light-colored ground or ground-mounted arrays, consider bifacial models from a different series instead. ### Do TPL Solar panels perform well in summer heat and high temperatures? Yes, the TPLM-144HC series features a favorable temperature coefficient, typical of PERC cells combined with Half-Cut technology. Splitting the panel into sections limits localized heat buildup, while tempered high-transmittance glass and a reinforced frame help maintain stable output with less power loss during summer heat compared to older full-cell designs. ### Is TPL Solar a Tier 1 manufacturer, and is it worth choosing for a large commercial installation? TPL Solar is not currently listed as a Tier 1 manufacturer under the Bloomberg NEF classification, meaning it has less large-scale bank financing history than market leaders. Still, the TPLM-144HC series is designed for large-scale commercial installations and solar farms, offering a competitive price-to-power ratio. Before a major investment, verify the local distributor and warranty service terms in your market. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/5f607ed4a9602-56ceb5930ff2.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | +50 W, cooler, +4.8 pp | | [AIKO AIKO-A490-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a490-mce54mw) | 490 W | +45 W, cooler, +4.5 pp | | [Suntech STP-NT11/48QGSF-490](https://comparepv.com/panel/suntech-stp-nt11-48qgsf-490) | 490 W | +45 W, cooler, +4.5 pp | | [JA Solar JAT54S40-485/LR](https://comparepv.com/panel/ja-solar-jat54s40-485-lr) | 485 W | Cooler, lighter, +4.3 pp | | [AIKO AIKO-A485-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a485-mce54mw) | 485 W | +40 W, cooler, +4.3 pp | | [Longi Solar LR7-54HJD-495M](https://comparepv.com/panel/longi-lr7-54hjd-495m) | 495 W | +50 W, cooler, +4.3 pp | | [AIKO AIKO-A485-MAH54Mw](https://comparepv.com/panel/aiko-aiko-a485-mah54mw) | 485 W | +40 W, cooler, +4.3 pp | | [TPL Solar TPL430M-144HC](https://comparepv.com/panel/tpl-solar-tpl430m-144hc) | 430 W | -15 W, -0.7 pp | | [TPL Solar TPL435M-144HC](https://comparepv.com/panel/tpl-solar-tpl435m-144hc) | 435 W | -10 W, -0.5 pp | | [TPL Solar TPL440M-144HC](https://comparepv.com/panel/tpl-solar-tpl440m-144hc) | 440 W | -0.3 pp | | [TPL Solar TPL450M-144HC](https://comparepv.com/panel/tpl-solar-tpl450m-144hc) | 450 W | Very close match | | [TPL Solar TPL455M-144HC](https://comparepv.com/panel/tpl-solar-tpl455m-144hc) | 455 W | +10 W, +0.4 pp | | [Gamko New Energy GKA120N-PRO-590W](https://comparepv.com/panel/gamko-new-energy-gka120n-pro-590w) | 590 W | +145 W, cooler, +3.8 pp | | [Gamko New Energy GKA120N-PRO-585W](https://comparepv.com/panel/gamko-new-energy-gka120n-pro-585w) | 585 W | +140 W, cooler, +3.6 pp | | [Bisol BGO 580](https://comparepv.com/panel/bisol-bgo-580) | 580 W | +135 W, cooler, +3.5 pp | | [Gamko New Energy GKA120N-PRO-580W](https://comparepv.com/panel/gamko-new-energy-gka120n-pro-580w) | 580 W | +135 W, cooler, +3.4 pp | --- Source: https://comparepv.com/panel/tpl-solar-tpl445m-144hc Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.