--- title: "PolyCrown Solar Tech NS-220MH-80 220W Solar Panel - Specs & Review | ComparePV" description: "PolyCrown Solar Tech NS-220MH-80 220W solar panel. Specs: 22.06% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/polycrown-solar-tech-ns-220mh-80" updated: 2026-09-11 --- # PolyCrown Solar Tech NS-220MH-80 Space saver, no clear weak spot 609 panels in the 120-320 W band, all technologies ## Identity - **Manufacturer:** PolyCrown Solar Tech - **Model:** NS-220MH-80 - **Series:** Monocrystalline80 - **Rated power:** 220 W - **Cell technology:** Monocrystalline ## How it compares Compared against 120-320 W band, all technologies (609 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 220 W | 265 W | Typical | | | Module efficiency | 22.06% | 16.80% | Strong - top 4% | 6,205 | | Power density | 220.6 | 167.9 | Strong - top 2% | 6,154 | | Temperature coefficient | -0.290 | -0.370 | Strong - top 8% | 2,165 | | Weight (kg) | 10.5 kg | 17.5 kg | Strong - top 4% | | | Performance warranty | 25 yrs | 25 yrs | Typical | 9,798 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 22.06% | 16.80% | Strong - top 4% | 6,205 | | Power density | 220.6 | 167.9 | Strong - top 2% | 6,154 | | Temperature coefficient | -0.290 | -0.370 | Strong - top 8% | 2,165 | | Weight per kWp | 47.7 | 67.3 | Strong - top 4% | 1,829 | | Performance warranty | 25 yrs | 25 yrs | Typical | 9,798 | ### Strengths - **220.6 watts per square metre** - Top 2% of the 120-320 W band, against a median of 167.9. Ranked 6,154th in the whole database. - **22.06% module efficiency** - Top 4% of the 120-320 W band, against a median of 16.80%. Ranked 6,205th in the whole database. - **47.7 kg per kWp** - Top 4% of the 120-320 W band, against a median of 67.3. Ranked 1,829th in the whole database. - **Best for:** Roofs where every square metre counts, small roofs that need every watt and weight-limited structures. ## Specification ### Electrical - **Rated power (Pmax):** 220 W - **Efficiency:** 22.06 % - **Voltage at Pmax (Vmp):** 22.80 V - **Current at Pmax (Imp):** 9.65 A - **Open-circuit voltage (Voc):** 26.48 V - **Short-circuit current (Isc):** 10.65 A - **Max system voltage:** 1000 V ### Temperature - **Temperature coefficient of Pmax:** -0.290 %/degC - **Temperature coefficient of Voc:** -0.250 %/degC - **Temperature coefficient of Isc:** 0.045 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell count:** 80 ### Physical - **Length:** 1295 mm - **Width:** 770 mm - **Thickness:** 30 mm - **Weight:** 10.5 kg - **Area:** 1.00 m2 - **Power density:** 220.6 Wp/m2 ### Warranty and degradation - **Product warranty:** 15 years - **Performance warranty:** 25 years - **Output guaranteed at end of warranty:** 84.3 % - **First-year degradation:** 2.50 % - **Annual degradation:** 0.55 % - **Output after 30 years:** 179 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 6205 of 14005 | | Power density | 6154 of 14005 | | Temperature coefficient | 2165 of 14005 | | Weight | 1829 of 14005 | | Warranty | 9798 of 14005 | ## Pros - **High conversion efficiency up to 23.15%** - The maximum efficiency of 23.15% matches JA Solar's Monocrystalline80 series (Tier-1) and clearly outperforms Waaree ARKA (19.81%) and Jinko's 72-cell polycrystalline series (17%) by roughly 3.3 and over 6 percentage points respectively — a result at the very top of the segment. - **Half-cut cell technology** - Splitting cells in half reduces resistive losses and limits the impact of partial shading on overall module output, which is particularly valuable in installations with uneven irradiance. - **Distinctive 80-cell construction** - The unusual 80-cell count delivers voltage parameters tailored to charge controllers and energy storage systems, differentiating the series from the standard 72/144-cell layouts that dominate the market. - **Wide power range 200-330 Wp** - 8 power variants within a single series allow the module to be matched to small mobile and off-grid installations as well as larger residential systems, without changing cell technology or voltage parameters. - **PID and LID degradation resistance** - Declared high resistance to Potential Induced Degradation and Light Induced Degradation supports long-term efficiency retention, which matters given the 25-year linear power warranty. ## Cons - **23.15% efficiency at the PERC technology ceiling** - Industry consensus places the theoretical PERC cell limit at roughly 23%, with mass-production efficiency typically at 20.5-22% (TOPCon reaches up to 23.6%). The declared 23.15% for PERC sits at the physical edge of what this technology can achieve, and would benefit from independent module testing verification. - **PERC is a legacy technology relative to N-type** - By 2026, TOPCon cells surpassed 65% of global production (2024 data) and offer lower degradation plus better high-temperature performance than PERC. Choosing older PERC technology may mean lower real-world annual yield and reduced long-term parts/service availability as manufacturers phase out PERC production lines. - **Monofacial only, no bifacial option** - The series has no bifacial variant, while N-type technologies increasingly enable an additional 5-15% rear-side yield — the absence of this option limits flexibility for ground-mount projects and high-albedo roof installations. ## About this series The PolyCrown Solar Tech Monocrystalline80 solar panel series is a response to the growing demand for high power density modules while maintaining optimal unit dimensions. The use of **advanced PERC cell technology** allows for significantly higher solar energy conversion efficiency, which directly translates into greater yields from the available mounting area. A key feature of this series is the **unique 80-cell design**, which ensures stable voltage parameters, perfectly matched to the specific requirements of modern charging and energy storage systems. The application of **half-cut cell technology (Half-Cut)** effectively reduces resistive losses and eliminates the problem of performance drop resulting from partial shading, making these panels a reliable choice for demanding users. Thanks to high resistance to PID-type degradation and the LID phenomenon, the installation maintains its efficiency through many years of intensive operation. PolyCrown Monocrystalline80 is a solution dedicated primarily to those seeking **maximum energy independence** in mobile systems, home installations, and specialized off-grid projects. The solid frame construction and reinforced tempered glass distinguish this series from the competition, offering full operational safety even in difficult weather conditions. ## Notable figures - Efficiency of 22.1% matches the \*\*database\*\* median - At 220.6 W/m² power density, roof space requirements are typical for \*\*database\*\* panels - At -0.29%/°C, hot weather performance is typical for \*\*database\*\* panels - At 10.5 kg, this panel is 16.0 kg lighter than \*\*database\*\* median (26.5 kg) - easier handling during installation - Ranked #6205 out of 14005 panels for efficiency in the database ## Questions ### What warranty does the PolyCrown Solar Tech Monocrystalline80 series come with? The Monocrystalline80 series carries a 15-year product warranty covering material and workmanship defects, plus a 25-year linear power output warranty. The manufacturer guarantees that after 25 years of operation the module will retain at least 80% of its rated power output. This is consistent with premium-tier PERC panel standards. ### Is the Monocrystalline80 series suitable for off-grid systems and mobile installations? Yes, the Monocrystalline80 series is specifically designed for off-grid, RV, and marine applications. Its unique 80-cell architecture produces voltage characteristics optimized for MPPT charge controllers commonly used in off-grid setups. The 330 Wp output in a compact form factor maximizes energy harvest from the limited roof area of a vehicle or trailer. ### What does half-cut cell technology in the Monocrystalline80 panels actually do for me? Half-cut technology splits each PERC cell in half, reducing the current per cell and cutting resistive losses. In real-world terms this means better performance at elevated temperatures and lower energy losses when part of the panel is shaded. For the end user it translates into measurably more kilowatt-hours per year at no extra cost compared to standard full-cell modules. ### Do Monocrystalline80 330W panels lose significant output when a chimney or antenna partially shades them? Thanks to the half-cut cell layout, the Monocrystalline80 series handles partial shading far better than conventional full-cell modules. The top and bottom halves of each panel operate independently, so shade falling on one section does not shut down the entire module's output. This is a key advantage for rooftop installs with architectural obstacles. ### Are the PolyCrown Monocrystalline80 panels resistant to PID and LID degradation? Yes, the manufacturer rates the Monocrystalline80 modules as highly resistant to PID (Potential Induced Degradation), which can reduce efficiency in high-voltage string systems, and to LID (Light Induced Degradation) typical of crystalline silicon cells in the early weeks of operation. This ensures the panels maintain their rated performance throughout the 25-year power warranty period. ### How does the 80-cell design of the Monocrystalline80 differ from standard 60- or 72-cell modules? Conventional residential panels use 60 or 72 full cells, producing open-circuit voltages in the 30–40 V range. The Monocrystalline80 series uses 80 half-cut PERC cells, delivering a higher Voc better matched to the MPPT input requirements of modern battery storage inverters and off-grid charge controllers. This can reduce the number of series-connected modules per string and simplify BoS wiring in smaller installations. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/ns-200-220mh-80-1295-775-30-142a3470a252.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Gamko New Energy GKA182M180W](https://comparepv.com/panel/gamko-new-energy-gka182m180w) | 180 W | -40 W, +0.9 pp, +5 yr warranty | | [Gamko New Energy GKA182M200W](https://comparepv.com/panel/gamko-new-energy-gka182m200w) | 200 W | -20 W, +0.9 pp, +5 yr warranty | | [Gamko New Energy GKA182M240W](https://comparepv.com/panel/gamko-new-energy-gka182m240w) | 240 W | +20 W, +0.9 pp, +5 yr warranty | | [Gamko New Energy GKA182M260W](https://comparepv.com/panel/gamko-new-energy-gka182m260w) | 260 W | +40 W, +0.9 pp, +5 yr warranty | | [Gamko New Energy GKA182M270W](https://comparepv.com/panel/gamko-new-energy-gka182m270w) | 270 W | +50 W, +0.9 pp, +5 yr warranty | | [DMEGC DM270M10T-B32HBT](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-dm270m10t-b32hbt) | 270 W | +50 W, heavier, +5 yr warranty | | [Heckert Solar ZEUS 1.2 FullBlack 270W](https://comparepv.com/panel/heckert-solar-zeus-1-2-fullblack-270w) | 270 W | +50 W, heavier, +5 yr warranty | | [DMEGC DM265M10T-B32HBT](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-dm265m10t-b32hbt) | 265 W | +45 W, heavier, +5 yr warranty | | [JA Solar NS-220MH-80](https://comparepv.com/panel/ja-solar-ns-220mh-80) | 220 W | Very close match | | [PolyCrown Solar Tech NS-200MH-80](https://comparepv.com/panel/polycrown-solar-tech-ns-200mh-80) | 200 W | -20 W, -2.0 pp | | [PolyCrown Solar Tech NS-210MH-80](https://comparepv.com/panel/polycrown-solar-tech-ns-210mh-80) | 210 W | -10 W, -1.0 pp | | [JA Solar NS-210MH-80](https://comparepv.com/panel/ja-solar-ns-210mh-80) | 210 W | -10 W, -1.0 pp | | [Easun Power YH200W-12M](https://comparepv.com/panel/easun-power-yh200w-12m) | 200 W | Hotter, lighter, -1.6 pp | | [Isola New Energy YH200W-12M](https://comparepv.com/panel/isola-new-energy-yh200w-12m) | 200 W | Hotter, lighter, -1.6 pp | | [JA Solar NS-200MH-80](https://comparepv.com/panel/ja-solar-ns-200mh-80) | 200 W | -20 W, -2.0 pp | --- Source: https://comparepv.com/panel/polycrown-solar-tech-ns-220mh-80 Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.