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Isola New Energy Brand review

YH180W-19.5M

180 Wp Monocrystalline
ComparePV verdict

Strong in heat, no clear weak spot

Rank 13,830 of 14,129
Compare panels Datasheet PDF
Power (Wp)
180
Typical for its class
Efficiency (%)
18.15
Strong · top 24%
Density (Wp/m²)
181.5
Strong · top 23%
Temp (%/°C)
-0.340
Strong · top 15%
Weight (kg)
10.5
Strong · 2.5 kg below median
Warranty (yrs)
30
Strong · top 18%

The Isola New Energy 210M Split Cell panel series is based on modern 210 mm silicon cells, which form the foundation of their technological advantage. The use of a split-cell design, combined with multi-busbar architecture, significantly reduces internal resistance and energy losses resulting from module heating. As a result, the system exhibits higher resistance to shading effects, which directly translates into more stable power production in difficult weather conditions or during partial shading of the module surface. What distinguishes this series from market standards is the exceptional power density optimization while maintaining high mechanical resistance. The use of innovative silicon connection methods allows for high efficiency even under low light intensity, which is crucial in Polish sunlight conditions. These panels are dedicated to investors seeking the highest return on investment in commercial projects and large-scale farms, where the priority is to maximize yields from the available area. This solution guarantees reliability and stability of parameters for decades, providing an effective response to the growing demands of the renewable energy sector in Europe. This series effectively eliminates the problem of low efficiency on limited roof space, offering uncompromising power and durability.

Ranking

459 panels in the 80-280 W band, all technologies
Metric This panel Median Position in segment Overall rank
Module efficiency 18.15% 16.34% Strong · top 24% 13,295
Power density 181.5 163.4 Strong · top 23% 13,273
Temperature coefficient -0.340 -0.370 Strong · top 15% 8,846
Weight per kWp 58.3 68.5 Strong · top 23% 11,757
Performance warranty 30 yrs 25 yrs Strong · top 18% 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

7 positive · 3 caution
Best for

Commercial and shaded-installations.

Strengths
-0.340 %/°C temperature coefficient

Top 15% of the 80-280 W band, against a median of -0.370.

30 year performance warranty

Top 18% of the 80-280 W band, against a median of 25 yrs.

58.3 kg per kWp

Top 23% of the 80-280 W band, against a median of 68.5.

What owners get
Half-cut + 210 mm cells: lower resistive losses

The split-cell (half-cut) design on 210 mm wafers cuts per-cell current by 50%, reducing resistive and thermal losses. The multibusbar architecture further distributes current, limiting hot-spot risk and microcrack propagation. The result is more stable power output under partial shading conditions.

Up to 20.16% efficiency - top of the sub-200 Wp class

The highest-power variant reaches 20.16% module efficiency, placing it well above peer comparable RMCIP RZMP-220-T (12.4%) and on par with the Renesola 210M Split Cell series (max. 20.16%). For rooftop installations with constrained surface area, this is an above-average result in the ≤200 Wp segment.

30-year linear power warranty

The manufacturer offers a 30-year linear power warranty - above the 25-year market standard applied by most Tier-2/3 manufacturers. The extended warranty horizon reduces financial risk in long-term financed projects and supports a more favorable LCOE calculation.

High power density in a compact format

The series delivers 180-200 Wp in a small-module form factor, providing installation flexibility for small rooftops, off-grid systems, and microinstallations. The 18.15-20.16% efficiency range allows budget-to-performance matching without compromising cell quality.

Trade-offs
Not on BNEF Tier 1 list

Isola New Energy does not appear on any BNEF Tier 1 solar module manufacturer list (Q1-Q4 2025, Q1 2026). Absence from the Tier 1 ranking reduces project bankability: independent commercial banks may require additional credit enhancements or decline non-recourse financing for projects using non-Tier-1 modules.

~2.8 pp efficiency gap vs. segment leader

Peer comparable Gamko New Energy GKA182M achieves 23% module efficiency in the same power class (200 Wp), versus Isola's 20.16% maximum - a gap of ~2.84 percentage points. For a 10 kWp rooftop installation with limited available area, this translates to measurably lower annual energy yield or the need to install additional modules.

Semi-automatic production line

According to manufacturer data, modules in the 5-500 Wp power range (which includes this series) are produced on a semi-automatic line with 1.5 GW/year throughput - unlike the fully automated 3 GW/year line reserved for 550-720 Wp modules. Greater reliance on manual operations increases the risk of batch-to-batch quality variation.

Notes from the database
  • Module efficiency of 18.1% is 3.7pp below average for database panels (median: 21.8%)
  • Power density of 181.5 W/m² is 36.6 W/m² below database median (218.1 W/m²) - needs more roof space
  • At -0.34%/°C, loses 0.04pp more power per degree than database median (-0.30%/°C)
  • At 10.5 kg, this panel is 16.0 kg lighter than database median (26.5 kg) - easier handling during installation
  • #13295 for efficiency, #8846 for temperature performance out of 14129 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 180 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 18.15 % Strong Segment median 16.34%
Vmpp · Impp 21.79 V · 8.27 A Operating point at max power
Voc · Isc 24.37 V · 8.72 A Sizes the string length
Dimensions 1485×668×30 mm · 0.99 m² of roof
Weight 10.5 kg Strong Strong · 2.5 kg below median
Cells 39 Monocrystalline
Coefficient Pmax -0.340 %/°C Strong top 15% of its segment
Coefficient Voc · Isc -0.250 · 0.040 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Performance warranty 30 years Strong top 18% · median 25 yrs
End-of-warranty output 80.0 % Equals 144 W guaranteed
Degradation 2.00 → 0.62 % First year, then annual

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 -0.370
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Isola New Energy YH180W-19.5M 180 W 18.15% -0.340 10.5 kg You are here
GKA182M150W 150 W 23.00% - 9.0 kg -30 W, lighter, +4.9 pp
GKA182M160W 160 W 23.00% - 9.0 kg -20 W, lighter, +4.9 pp
GKA182M180W 180 W 23.00% - 9.0 kg Lighter, +4.9 pp
GKA182M200W 200 W 23.00% - 9.0 kg +20 W, lighter, +4.9 pp
GKA182M135W 135 W 23.00% - 6.1 kg -45 W, lighter, +4.9 pp
NS-220MH-80 220 W 22.06% -0.290 10.5 kg Cooler, +3.9 pp, -5 yr warranty
NS-220MH-80 220 W 22.06% -0.290 10.5 kg Cooler, +3.9 pp, -5 yr warranty
NS-210MH-80 210 W 21.06% -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, +2.9 pp, -5 yr warranty
RS7E-230M 230 W 21.06% -0.390 12.0 kg +50 W, hotter, +2.9 pp
YH190W-19.5M 190 W 19.15% -0.340 10.5 kg +10 W, +1.0 pp
YH200W-19.5M 200 W 20.16% -0.340 10.5 kg +20 W, +2.0 pp
DM270M10T-B32HBT 270 W 22.90% -0.290 15.3 kg +90 W, cooler, +4.8 pp
DM265M10T-B32HBT 265 W 22.40% -0.290 15.3 kg +85 W, cooler, +4.2 pp
DM260M10T-B32HBT 260 W 22.00% -0.290 15.3 kg +80 W, cooler, +3.9 pp
DM255M10T-B32HBT 255 W 21.60% -0.290 15.3 kg +75 W, cooler, +3.5 pp

Found 67 panels of the same or similar size to this one, within ±10 mm. See them here Found 97 panels of the same or similar size to this one, within ±25 mm. See them here Found 97 panels of the same or similar size to this one, within ±50 mm. See them here Found 130 panels of the same or similar size to this one, within ±100 mm. See them here

About the 210M Split Cell series

6 answered

These answers cover the whole series. Where a figure differs, the specification above is this module's own.

What is split-cell technology in the Isola New Energy 210M Split Cell series and what does it mean in practice?
Split-cell technology involves cutting silicon cells in half, which reduces the current flowing through each cell and lowers resistive (Joule) losses. Combined with a multi-busbar architecture in the 210M Split Cell series, this results in lower internal module resistance, higher annual energy yield, and improved tolerance to partial shading from chimneys, antennas, or adjacent panel rows.
How long is the power output warranty on Isola New Energy 210M Split Cell panels?
The manufacturer provides a 30-year linear power output warranty for the 210M Split Cell series. This means the module's performance parameters should remain above the guaranteed degradation threshold for three decades. It is one of the longer warranty periods available on the market, particularly relevant for commercial projects and PV farms with extended investment payback horizons.
Will the Isola New Energy 210M Split Cell (max. 200 Wp) perform well under Polish solar irradiance conditions?
Yes. The 210M Split Cell series is optimized for low-light performance, which directly addresses Poland's climate with a high proportion of overcast days and diffuse irradiance. The advanced interconnection methods used with 210 mm cells enhance module efficiency under weak irradiance, allowing the system to generate power even on cloudy mornings or during autumn.
Is the 210M Split Cell series a bifacial module?
No. The Isola New Energy 210M Split Cell is a monofacial module - energy is harvested only from the front cell surface. If additional yield from ground-reflected light is a priority, you should consider a bifacial module from another series. For typical rooftop and ground-mount installations with an opaque substrate, the absence of bifaciality is not a practical disadvantage.
What type of installation is the Isola New Energy 210M Split Cell series designed for?
The series is primarily designed for commercial projects and utility-scale PV farms where maximizing power output per square meter is critical. Its high power density and decades-long parameter stability make it cost-effective in systems where limited surface area and a long investment horizon demand uncompromising performance. It is also well-suited for large industrial and warehouse rooftops.
What is the maximum power output of a single Isola New Energy 210M Split Cell panel?
The peak power of a single module in the 210M Split Cell series is 200 Wp (watt-peak), measured under Standard Test Conditions (STC). The large 210 mm half-cut cells deliver high efficiency in a compact form factor, which is an advantage when available roof area or ground space for the PV farm is limited.
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