--- title: "Renesola YH180W-19.5M 180W Solar Panel - Specs & Review | ComparePV" description: "Renesola YH180W-19.5M 180W solar panel. Specs: 18.15% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/renesola-yh180w-19-5m" updated: 2026-09-11 --- # Renesola YH180W-19.5M Light for its output, weak in heat 40 panels in the segment TOPCon 80-280 W ## Identity - **Manufacturer:** Renesola - **Model:** YH180W-19.5M - **Series:** 210M Split Cell 180W-200W - **Rated power:** 180 W - **Cell technology:** TOPCon ## How it compares Compared against segment TOPCon 80-280 W (40 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 180 W | 180 W | Typical | | | Module efficiency | 18.15% | 16.70% | Typical | 13,197 | | Power density | 181.5 | 167.0 | Typical | 13,175 | | Temperature coefficient | -0.340 | -0.290 | Weak - bottom 21% | 8,778 | | Weight (kg) | 10.5 kg | 12.8 kg | Strong - top 21% | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 18.15% | 16.70% | Typical | 13,197 | | Power density | 181.5 | 167.0 | Typical | 13,175 | | Temperature coefficient | -0.340 | -0.290 | Weak - bottom 21% | 8,778 | | Weight per kWp | 58.3 | 67.5 | Strong - top 21% | 11,670 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Strengths - **58.3 kg per kWp** - Top 21% of the TOPCon 80-280 W segment, against a median of 67.5. ### Watch out for - **-0.340 %/°C temperature coefficient** - Bottom 21% of the TOPCon 80-280 W segment, against a median of -0.290. - **Best for:** Residential, off-grid, shaded-installations and commercial. - **Not ideal for:** Hot climates. ## Specification ### Electrical - **Rated power (Pmax):** 180 W - **Efficiency:** 18.15 % - **Voltage at Pmax (Vmp):** 21.79 V - **Current at Pmax (Imp):** 8.27 A - **Open-circuit voltage (Voc):** 24.37 V - **Short-circuit current (Isc):** 8.72 A - **Max system voltage:** 1000 V ### Temperature - **Temperature coefficient of Pmax:** -0.340 %/degC - **Temperature coefficient of Voc:** -0.250 %/degC - **Temperature coefficient of Isc:** 0.040 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** TOPCon - **Cell count:** 39 ### Physical - **Length:** 1485 mm - **Width:** 668 mm - **Thickness:** 30 mm - **Weight:** 10.5 kg - **Area:** 0.99 m2 - **Power density:** 181.5 Wp/m2 ### Warranty and degradation - **Product warranty:** 30 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 80.0 % - **First-year degradation:** 1.00 % - **Output after 30 years:** 144 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 13197 of 14005 | | Power density | 13175 of 14005 | | Temperature coefficient | 8778 of 14005 | | Weight | 11670 of 14005 | | Warranty | 21 of 14005 | ## Pros - **N-type TOPCon cells** - Using TOPCon instead of legacy PERC delivers efficiency up to 20.16% - identical to the direct peer Isola New Energy (210M Split Cell, 20.16%) and significantly higher than RMCIP's RZMP-220-T (12.4%). - **30-year product and power warranty** - Renesola offers 30 years of both product and power output warranty - well beyond the market-standard 12/25 years, positioning the series in the premium tier for project bankability. - **Half-cut cells and multi-busbar reduce microcracks** - Split-cell (half-cut) design lowers internal resistive losses, while the multi-busbar interconnection architecture improves current collection and increases resistance to microcracks caused during transport or installation, resulting in more stable long-term yield. - **EL testing and anti-PID protection** - Dual electroluminescence (EL) testing before and after lamination catches defects invisible to the naked eye, and built-in anti-PID protection guards against potential-induced degradation in humid installations or higher system voltages. - **Established manufacturer since 2005** - Renesola has operated in the PV market since 2005 and appeared on BloombergNEF's Tier 1 list across multiple recent quarters (Q1-Q2 2026), confirming mature manufacturing processes and a track record of financial credibility. ## Cons - **Lost Tier 1 status in Q3 2026** - Renesola did not appear on the BloombergNEF Tier 1 list for Q3 2026 (after being listed in Q1 and Q2 2026), which under BNEF's methodology signals a failure to meet financial or documentary criteria - worth verifying the manufacturer's current financial standing before a large order. - **Lower efficiency than segment leader** - Peak efficiency of 20.16% trails Gamko New Energy's GKA182M (23%) within the same sub-200 Wp power class, meaning lower power density per m² and potentially more roof area needed for the same target system capacity. - **No bifacial variant available** - The series is monofacial only (is\_bifacial: false), forgoing the extra rear-side yield (typically 5-15% depending on ground albedo) that competing bifacial modules in the same power class can capture. ## About this series The Renesola 210M Split Cell series, with a power output of 180W-200W, is designed for maximum operational stability under real-world conditions, from extreme heat to intermittent shading. The use of **split cell technology** minimizes internal resistance losses and reduces the risk of overheating, resulting in more predictable energy yields throughout the year. The modules utilize a **multi-busbar architecture**, which improves current collection from the cell and better handles micro-cracks that may occur during transport or installation. In practice, this means greater resistance to power drops over a longer period. The **EL tests performed before and after lamination** also deserve attention, as they help identify defects that are not visible to the naked eye. Additionally, the **anti-PID protection** is particularly important in installations operating in humid conditions or at higher system voltages. This makes it a good choice for homes, patios, RVs, off-grid installations, and small commercial systems, where reliability, compact size, and ease of installation are key. ## Notable figures - At 18.1% efficiency, this panel is 2.2pp above typical \*\*TOPCon 0-400W\*\* modules (median: 16.0%) - Power density of 181.5 W/m² packs 21.7 W/m² more into the same footprint vs \*\*TOPCon 0-400W\*\* median (159.8 W/m²) - Temperature coefficient of -0.34%/°C is 0.05pp worse than \*\*TOPCon 0-400W\*\* median (-0.29%/°C) - higher losses in summer heat - 10.5 kg weight - 13.0 kg lighter than \*\*TOPCon 0-400W\*\* median (23.5 kg), reducing installation effort - Ranked #13197 out of 14005 panels for efficiency in the database ## Questions ### What does split cell technology mean in the Renesola 210M Split Cell series and why does it matter? Split cell (half-cut cell) technology divides each solar cell into two smaller halves. In the Renesola 210M series, this reduces resistive losses and lowers the risk of module overheating. The result is more stable performance during heat waves and under partial shading, delivering higher annual energy yields compared to conventional full-cell modules. ### What warranty is included with the Renesola 210M Split Cell 180W–200W panels? The Renesola 210M Split Cell series comes with a 30-year product warranty covering material and workmanship defects, plus a 30-year linear power output warranty. This means the manufacturer guarantees both mechanical integrity and a specified minimum power level for three decades — one of the longest warranty packages available in this panel category. ### Are the Renesola 210M Split Cell 200W panels suitable for off-grid use in an RV or garden cabin? Yes, the compact form factor and up to 200 W peak output make the 210M Split Cell a practical choice for off-grid setups: RVs, garden cabins, summer houses, and small island systems. The modules are easy to transport and install, and TOPCon cell technology delivers high conversion efficiency even on limited available mounting surface. ### Are the Renesola 210M Split Cell panels protected against PID and moisture? Yes, the Renesola 210M Split Cell series includes anti-PID (Potential Induced Degradation) protection, guarding against power loss caused by high system voltage or prolonged exposure to moisture. This is especially important for installations subject to rain, dew, or elevated ambient humidity — common conditions in Central European climates. ### What is multi busbar technology in the Renesola 210M panels and what does it mean in practice? Multi busbar (MBB) technology increases the number of current collection points on each cell. In practice, this improves charge collection efficiency and reduces the impact of micro-cracks that can develop during transport or installation. The result is better long-term power stability and lower risk of output degradation after several years of field operation. ### What quality control checks do Renesola 210M Split Cell panels undergo before shipping? Modules in the 210M Split Cell series undergo electroluminescence (EL) testing twice: before and after lamination. This detects micro-cracks and other defects invisible to the naked eye at every stage of production. As a result, each panel leaving the factory has been verified for cell integrity, reducing the risk of hidden defects and making field performance more predictable. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/180-200w-1485x668x30-cfbbf652f1d0.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Gamko New Energy GKA182M150W](https://comparepv.com/panel/gamko-new-energy-gka182m150w) | 150 W | -30 W, lighter, +4.9 pp | | [Gamko New Energy GKA182M160W](https://comparepv.com/panel/gamko-new-energy-gka182m160w) | 160 W | -20 W, lighter, +4.9 pp | | [Gamko New Energy GKA182M180W](https://comparepv.com/panel/gamko-new-energy-gka182m180w) | 180 W | Lighter, +4.9 pp | | [Gamko New Energy GKA182M200W](https://comparepv.com/panel/gamko-new-energy-gka182m200w) | 200 W | +20 W, lighter, +4.9 pp | | [Gamko New Energy GKA182M135W](https://comparepv.com/panel/gamko-new-energy-gka182m135w) | 135 W | -45 W, lighter, +4.9 pp | | [JA Solar NS-220MH-80](https://comparepv.com/panel/ja-solar-ns-220mh-80) | 220 W | Cooler, +3.9 pp, -5 yr warranty | | [PolyCrown Solar Tech NS-220MH-80](https://comparepv.com/panel/polycrown-solar-tech-ns-220mh-80) | 220 W | Cooler, +3.9 pp, -5 yr warranty | | [JA Solar NS-210MH-80](https://comparepv.com/panel/ja-solar-ns-210mh-80) | 210 W | Cooler, +2.9 pp, -5 yr warranty | | [PolyCrown Solar Tech NS-210MH-80](https://comparepv.com/panel/polycrown-solar-tech-ns-210mh-80) | 210 W | Cooler, +2.9 pp, -5 yr warranty | | [IBC Solar YH215W-21M](https://comparepv.com/panel/ibc-solar-yh215w-21m) | 215 W | +35 W, +2.7 pp | | [Renesola YH190W-19.5M](https://comparepv.com/panel/renesola-yh190w-19-5m) | 190 W | +10 W, +1.0 pp | | [Renesola YH200W-19.5M](https://comparepv.com/panel/renesola-yh200w-19-5m) | 200 W | +20 W, +2.0 pp | | [DMEGC DM270M10T-B32HBT](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-dm270m10t-b32hbt) | 270 W | +90 W, cooler, +4.8 pp | | [DMEGC DM265M10T-B32HBT](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-dm265m10t-b32hbt) | 265 W | +85 W, cooler, +4.2 pp | | [DMEGC DM260M10T-B32HBT](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-dm260m10t-b32hbt) | 260 W | +80 W, cooler, +3.9 pp | | [DMEGC DM255M10T-B32HBT](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-dm255m10t-b32hbt) | 255 W | +75 W, cooler, +3.5 pp | --- Source: https://comparepv.com/panel/renesola-yh180w-19-5m Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.