--- title: "Renesola YH250W-30P 250W Solar Panel - Specs & Review | ComparePV" description: "Renesola YH250W-30P 250W solar panel. Specs: 15.38% efficiency, Polycrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/renesola-yh250w-30p" updated: 2026-09-11 --- # Renesola YH250W-30P Middle of its segment, weak in heat 30 panels in the segment TOPCon 250-300 W ## Identity - **Manufacturer:** Renesola - **Model:** YH250W-30P - **Series:** 156M SPLIT CELL 250W-275W - **Rated power:** 250 W - **Cell technology:** TOPCon ## How it compares Compared against segment TOPCon 250-300 W (30 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 250 W | 280 W | Weak - bottom 3% | | | Module efficiency | 15.38% | 14.99% | Typical | 13,741 | | Power density | 153.7 | 149.9 | Typical | 13,727 | | Temperature coefficient | -0.350 | -0.290 | Weak - bottom 7% | 10,419 | | Weight (kg) | 17.1 kg | 23.4 kg | Typical | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 15.38% | 14.99% | Typical | 13,741 | | Power density | 153.7 | 149.9 | Typical | 13,727 | | Temperature coefficient | -0.350 | -0.290 | Weak - bottom 7% | 10,419 | | Weight per kWp | 68.4 | 79.5 | Typical | 13,317 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Watch out for - **-0.350 %/°C temperature coefficient** - Bottom 7% of the TOPCon 250-300 W segment, against a median of -0.290. Ranked 10,419th in the whole database. - **Best for:** Residential, commercial and shaded-installations. - **Not ideal for:** Hot climates. ## Specification ### Electrical - **Rated power (Pmax):** 250 W - **Efficiency:** 15.38 % - **Voltage at Pmax (Vmp):** 30.41 V - **Current at Pmax (Imp):** 8.22 A - **Open-circuit voltage (Voc):** 35.78 V - **Short-circuit current (Isc):** 8.71 A - **Max system voltage:** 1000 V ### Temperature - **Temperature coefficient of Pmax:** -0.350 %/degC - **Temperature coefficient of Voc:** -0.270 %/degC - **Temperature coefficient of Isc:** 0.048 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Polycrystalline - **Cell technology:** TOPCon - **Cell count:** 60 ### Physical - **Length:** 1640 mm - **Width:** 992 mm - **Thickness:** 35 mm - **Weight:** 17.1 kg - **Area:** 1.63 m2 - **Power density:** 153.7 Wp/m2 ### Warranty and degradation - **Product warranty:** 30 years - **Performance warranty:** 30 years ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 13741 of 14005 | | Power density | 13727 of 14005 | | Temperature coefficient | 10419 of 14005 | | Weight | 13317 of 14005 | | Warranty | 21 of 14005 | ## Pros - **Half-cut cell layout limits hot spots** - Splitting cells into halves reduces the operating current in each conductive path by roughly 50%, lowering hot-spot risk and improving partial-shading tolerance - useful on roofs with chimneys, dormers, or nearby trees. - **Multi busbar construction** - A shorter current path within each cell increases resistance to microcracks and mechanical degradation from thermal cycling, contributing to more stable long-term module performance. - **30-year product and power warranty** - Renesola provides 30 years of coverage for both the product and power output - significantly longer than the typical 10-12 year product and 25-year power warranties common among peers from the same production era. - **BNEF Tier-1 manufacturer with strong bankability** - Renesola (founded 2005) has held BNEF Tier-1 status for 11 consecutive years and has shipped roughly 25 GW globally, confirming the manufacturer's financial credibility for project financing. - **Solid environmental durability for the Polish climate** - Snow and wind load testing per IEC standards suits Poland's freeze cycles and humidity, reducing the risk of weather-related failures over the module's lifetime. ## Cons - **Production discontinued (2017)** - The series is discontinued (released 2012, ended 2017), meaning limited availability of warranty service, replacement parts, and difficulty extending an existing array with identical modules. - **Lower efficiency than newer competing series** - Peak efficiency of 16.9% trails newer competitors such as the Loom Solar SHARK (20.65% at the same 275W rating) by about 3.7 percentage points, requiring more roof area for equivalent installed power. - **No bifacial technology** - The module is monofacial (is\_bifacial: false), missing out on the additional yield from reflected ground-albedo light that newer bifacial panels can capture, limiting its competitiveness against current-generation modules. ## About this series The Renesola 156M SPLIT CELL 250W-275W series is designed for stable operation in real rooftop conditions, where losses due to wiring, partial shading, and long-term reliability are key factors. The use of a **split cell architecture** reduces current flow in the current paths, allowing the module to better withstand microcracks and reducing the risk of hotspots caused by uneven sunlight exposure. This results in more predictable energy production throughout the day - especially in the morning and afternoon, when shadows from chimneys, trees, or dormers can significantly reduce output. Another advantage is the **multi-busbar connection design**, which shortens the current path within the cell and increases resistance to mechanical degradation. The series also emphasizes **robust environmental resistance**, which is important in the Polish climate, where there are cycles of freezing and humidity. This is a good choice for residential and small commercial installations, where **better tolerance to shading** and **peace of mind and trouble-free operation** are the priorities, rather than maximizing "paper" power output. ## Notable figures - Efficiency of 15.4% is 0.6pp below the \*\*TOPCon 0-400W\*\* median (16.0%) - Power density of 153.7 W/m² is 6.1 W/m² below \*\*TOPCon 0-400W\*\* median (159.8 W/m²) - needs more roof space - Temperature coefficient of -0.35%/°C is 0.06pp worse than \*\*TOPCon 0-400W\*\* median (-0.29%/°C) - higher losses in summer heat - 17.1 kg weight - 6.4 kg lighter than \*\*TOPCon 0-400W\*\* median (23.5 kg), reducing installation effort - #13741 for efficiency, #10419 for temperature performance out of 14005 panels ## Questions ### Is the Renesola 156M SPLIT CELL 250W-275W series still available for purchase? The Renesola 156M SPLIT CELL 250W-275W series has been discontinued and is no longer actively distributed through new supply channels. Remaining stock may still exist at select wholesalers, but building a new system around this series is not recommended. For expansions or replacements, we suggest consulting a service provider and considering current Renesola models with comparable electrical characteristics. ### What warranty does the Renesola 156M SPLIT CELL 275W panel carry? Renesola offered a 30-year product warranty covering manufacturing defects and a 30-year power output warranty on this series. This dual 30-year coverage was above average for its price segment and reflected the manufacturer's confidence in the durability of the half-cut, multi busbar construction. When purchasing on the secondary market, always confirm warranty validity with the seller and check Renesola's official warranty transfer policy. ### What is half-cut cell technology and how does it benefit the Renesola 156M panels? Half-cut cell technology splits each photovoltaic cell into two halves, reducing the operating current in each conductive path by 50%. This lowers resistive losses inside the module, improves resistance to microcracks, and reduces the risk of hot spots under uneven irradiance. For end users, this translates into more consistent energy output throughout the day, especially during morning and late-afternoon hours when shading angles are most critical. ### How well does the Renesola 156M SPLIT CELL 275W handle shading from chimneys or trees? The half-cut cell architecture significantly improves shade tolerance compared to conventional full-cell modules. The module is electrically divided into two independent halves, so shade falling on one section does not fully suppress output from the other. This is especially valuable on rooftops with chimneys, dormers, or nearby trees where shadows shift throughout the day and would otherwise cause disproportionate energy losses in a standard module. ### How does the multi busbar design in the Renesola 156M series compare to older panel designs? Older modules typically used 3 to 4 busbars per cell. The 156M SPLIT CELL series employs a multi busbar layout, shortening the current path within each cell. This reduces series resistance, improves mechanical degradation resistance during thermal cycling, and minimizes the risk of open circuits caused by microcracks. The practical result is a slower long-term power degradation rate compared to legacy busbar designs. ### Are Renesola 156M SPLIT CELL panels suitable for the Polish climate, including frost and moisture? The series was designed with robust environmental resistance in mind, addressing the specific demands of the Polish climate including freeze-thaw cycles and elevated humidity. Modules were tested against snow load and wind pressure standards per IEC specifications. The combination of half-cut cell architecture and multi busbar interconnection reduces the mechanical stress risk at low temperatures compared to older full-cell module designs. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/250w-275w-30p-900d6f2223f8.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Waaree WS-295](https://comparepv.com/panel/waaree-ws-295) | 295 W | +45 W, +2.8 pp, -5 yr warranty | | [Canadian Solar CS3K-300P-AG](https://comparepv.com/panel/canadian-solar-cs3k-300p-ag) | 300 W | +50 W, heavier, +2.7 pp | | [Rarlon PV Tech RL300HP-120](https://comparepv.com/panel/rarlon-pv-tech-rl300hp-120) | 300 W | +50 W, hotter, +2.7 pp | | [JA Solar MYP3060-300](https://comparepv.com/panel/ja-solar-myp3060-300) | 300 W | +50 W, +2.6 pp, -5 yr warranty | | [MY Solar MYP3060-300](https://comparepv.com/panel/my-solar-myp3060-300) | 300 W | +50 W, +2.6 pp, -5 yr warranty | | [JA Solar MYP3054-270](https://comparepv.com/panel/ja-solar-myp3054-270) | 270 W | Hotter, +2.6 pp, -5 yr warranty | | [MY Solar MYP3054-270](https://comparepv.com/panel/my-solar-myp3054-270) | 270 W | Hotter, +2.6 pp, -5 yr warranty | | [Waaree WS-290](https://comparepv.com/panel/waaree-ws-290) | 290 W | +40 W, +2.5 pp, -5 yr warranty | | [HT-SAAE HT60-156P-290](https://comparepv.com/panel/ht-saae-ht60-156p-290) | 290 W | Hotter, +2.4 pp, -5 yr warranty | | [Renesola YH260W-30P](https://comparepv.com/panel/renesola-yh260w-30p) | 260 W | +10 W, +0.6 pp | | [Renesola YH270W-30P](https://comparepv.com/panel/renesola-yh270w-30p) | 270 W | +20 W, +1.2 pp | | [Renesola YH275W-30P](https://comparepv.com/panel/renesola-yh275w-30p) | 275 W | +25 W, +1.5 pp | | [Maxeon SPR-MAX3-400-COM](https://comparepv.com/panel/maxeon-spr-max3-400-com) | 400 W | +150 W, +7.2 pp, +10 yr warranty | | [Lina Energy LEPV 400](https://comparepv.com/panel/lina-energy-lepv-400) | 400 W | +150 W, cooler, +6.9 pp | | [Phono Solar NS-360MH-60](https://comparepv.com/panel/phono-solar-ns-360mh-60) | 360 W | +110 W, cooler, +6.7 pp | | [PolyCrown Solar Tech NS-360MH-60](https://comparepv.com/panel/polycrown-solar-tech-ns-360mh-60) | 360 W | +110 W, cooler, +6.7 pp | --- Source: https://comparepv.com/panel/renesola-yh250w-30p Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.