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Renesola Brand review

YH190W-19.5M

190 Wp TOPCon
ComparePV verdict

Light for its output, weak in heat

Rank 12,951 of 14,005
Compare panels Datasheet PDF
Power (Wp)
190
Typical for its class
Efficiency (%)
19.15
Strong · top 24%
Density (Wp/m²)
191.5
Strong · top 24%
Temp (%/°C)
-0.340
Weak · bottom 20%
Weight (kg)
10.5
Strong · 4.5 kg below median
Warranty (yrs)
30
Typical · median 30 yrs

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.

Ranking

44 panels in the segment TOPCon 90-290 W
Metric This panel Median Position in segment Overall rank
Module efficiency 19.15% 16.70% Strong · top 24% 12,898
Power density 191.5 167.0 Strong · top 24% 12,873
Temperature coefficient -0.340 -0.290 Weak · bottom 20% 8,778
Weight per kWp 55.3 67.5 Strong · top 13% 9,696
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

8 positive · 4 caution
Best for

Residential, off-grid, shaded-installations and commercial.

Not ideal for

Hot climates.

Strengths
55.3 kg per kWp

Top 13% of the TOPCon 90-290 W segment, against a median of 67.5.

19.15% module efficiency

Top 24% of the TOPCon 90-290 W segment, against a median of 16.70%.

191.5 watts per square metre

Top 24% of the TOPCon 90-290 W segment, against a median of 167.0.

Watch-outs
-0.340 %/°C temperature coefficient

Bottom 20% of the TOPCon 90-290 W segment, against a median of -0.290.

What owners get
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.

Trade-offs
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.

Notes from the database
  • 19.1% module efficiency - 3.2pp better than the TOPCon 0-400W median of 16.0%
  • Power density of 191.5 W/m² packs 31.7 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
  • #12898 for efficiency, #8778 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 190 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 19.15 % Strong Segment median 16.70%
Vmpp · Impp 21.86 V · 8.70 A Operating point at max power
Voc · Isc 25.62 V · 9.19 A Sizes the string length
Max system voltage 1000 V Longer strings than 1000 V modules
Dimensions 1485×668×30 mm · 0.99 m² of roof
Weight 10.5 kg Strong Strong · 4.5 kg below median
Cells 39 · TOPCon Monocrystalline
Coefficient Pmax -0.340 %/°C Weak bottom 20% of its segment
Coefficient Voc · Isc -0.250 · 0.040 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 30 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 80.0 % Equals 152 W guaranteed
Degradation 1.00 % First year

Simulations

Live - change any input
Lifetime output & value
30 years at 1200 kWh/kWp/year and €0.50 per kWh
Power in year 30
-
Lifetime energy
-
Energy value
-

Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.

Heat losses
-0.340 %/°C against a segment median of -0.290
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Renesola YH190W-19.5M 190 W 19.15% -0.340 10.5 kg You are here
GKA182M150W 150 W 23.00% - 9.0 kg -40 W, lighter, +3.9 pp
GKA182M160W 160 W 23.00% - 9.0 kg -30 W, lighter, +3.9 pp
GKA182M180W 180 W 23.00% - 9.0 kg -10 W, lighter, +3.9 pp
GKA182M200W 200 W 23.00% - 9.0 kg +10 W, lighter, +3.9 pp
GKA182M240W 240 W 23.00% - 10.8 kg +50 W, +3.9 pp
NS-220MH-80 220 W 22.06% -0.290 10.5 kg Cooler, +2.9 pp, -5 yr warranty
NS-220MH-80 220 W 22.06% -0.290 10.5 kg Cooler, +2.9 pp, -5 yr warranty
NS-210MH-80 210 W 21.06% -0.290 10.5 kg Cooler, +1.9 pp, -5 yr warranty
NS-210MH-80 210 W 21.06% -0.290 10.5 kg Cooler, +1.9 pp, -5 yr warranty
YH215W-21M 215 W 20.83% -0.340 10.8 kg +25 W, +1.7 pp
YH180W-19.5M 180 W 18.15% -0.340 10.5 kg -10 W, -1.0 pp
YH200W-19.5M 200 W 20.16% -0.340 10.5 kg +10 W, +1.0 pp
DM270M10T-B32HBT 270 W 22.90% -0.290 15.3 kg +80 W, cooler, +3.8 pp
DM265M10T-B32HBT 265 W 22.40% -0.290 15.3 kg +75 W, cooler, +3.2 pp
DM260M10T-B32HBT 260 W 22.00% -0.290 15.3 kg +70 W, cooler, +2.9 pp
DM255M10T-B32HBT 255 W 21.60% -0.290 15.3 kg +65 W, cooler, +2.5 pp

Found 64 panels of the same or similar size to this one, within ±10 mm. See them here Found 94 panels of the same or similar size to this one, within ±25 mm. See them here Found 94 panels of the same or similar size to this one, within ±50 mm. See them here Found 118 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
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.
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