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ESM-F200W

200 Wp Flexible Bifacial
ComparePV verdict

Light for its output, no clear weak spot

Rank 12,984 of 14,005
Compare panels Datasheet PDF
Power (Wp)
200
Typical for its class
Efficiency (%)
18.75
Strong · top 18%
Density (Wp/m²)
187.5
Strong · top 17%
Temp (%/°C)
-
Not published
Weight (kg)
3.2
Strong · 11.8 kg below median
Warranty (yrs)
25
Typical · median 25 yrs

The Einnova Solarline Lightweight Ultra Flexible Solar Module series is designed for situations where traditional panels fail - on lightweight roofs, curved surfaces, and in mobile applications. A key advantage is the ultra-light and ultra-thin construction, which reduces the load on the substrate and simplifies logistics and installation. The modules are highly flexible, allowing them to be adapted to surfaces where rigid panels do not adhere properly or require expensive frames. This translates to less interference with the roof, faster installation, and a more aesthetically pleasing finish.

Inside, they use monocrystalline PERC cells, which provide high efficiency in real-world conditions, especially with limited mounting space. For safety and durability, a sealed connection box with enhanced resistance has been used, and standard connections make integration with existing installations easy.

This is a good choice for campers, boats, specialized buildings, lightweight structures, and projects where low weight, adaptation, and quick installation are important.

Ranking

527 panels in the 100-300 W band, all technologies
Metric This panel Median Position in segment Overall rank
Module efficiency 18.75% 16.60% Strong · top 18% 13,047
Power density 187.5 166.0 Strong · top 17% 13,024
Temperature coefficient - -0.370 Not published 13,924
Weight per kWp 16.0 67.9 Strong · top 1% 49
Performance warranty 25 yrs 25 yrs Typical 9,798
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

8 positive · 3 caution
Best for

Off-grid and commercial.

Strengths
16.0 kg per kWp

Top 1% of the 100-300 W band, against a median of 67.9. Ranked 49th in the whole database.

187.5 watts per square metre

Top 17% of the 100-300 W band, against a median of 166.0.

18.75% module efficiency

Top 18% of the 100-300 W band, against a median of 16.60%.

What owners get
Bifacial Technology in a Flexible Format

The combination of bifacial technology with a flexible construction is rare in the mobile segment — most competitors (including TPL Solar S-72) offer monofacial panels only. Bifacial design typically generates 10–25% additional yield from reflected irradiance, which is measurably significant in marine and RV applications with light-colored decks or roof surfaces.

19.22% Efficiency vs. 16.06% for the Price-Segment Leader

The top variant of the series achieves 19.22% efficiency compared to 16.06% for the TPL Solar TPL S-72 Series (same rated power class of 205 Wp) — an advantage of approximately 20 relative percentage points. This translates directly into a smaller required panel area for equivalent energy yield, a critical factor in mobile installations with limited roof space.

Mono PERC Cells — Superior Performance Under Overcast Conditions

Monocrystalline PERC technology delivers 5–8% higher annual energy yield than standard mono cells and 8–12% better low-irradiance performance. For coastal and mountain applications with frequent cloud cover, this represents a tangible operational advantage.

Manufacturer with 17 Years of Experience and Global Presence

Einnova Solarline has been operating since 2008, is ranked among the Top 20 Chinese PV module manufacturers, has a production capacity of 2 GW, and has over 9 GW of modules installed across more than 50 countries. This is a significant differentiator compared to niche flexible panel suppliers with no documented track record.

25-Year Linear Power Warranty

A 25-year linear power output warranty is the standard in the rigid module segment, but its inclusion for a flexible panel — traditionally regarded as a shorter-lifecycle product — is a distinguishing feature and reflects the manufacturer's confidence in the durability of the encapsulation and cell technology used.

Trade-offs
Efficiency Approximately 1 pp Below Segment Leaders

The MY Solar M3 Series and JA Solar M3 Series achieve 20.1% efficiency at the same rated power of 205 Wp. Einnova reaches a maximum of 19.22%, representing a gap of 0.88 percentage points — in installations with constrained mounting area (e.g., an RV rooftop), this translates into measurably lower yield or the need to add an additional module.

10-Year Product Warranty

The product warranty is only 10 years, whereas JA Solar (a comparable peer in this comparison) standardly offers 12 years, and leading rigid module manufacturers offer 15 years. In mobile applications where panels are exposed to vibration and cyclic flexing, a shorter warranty period represents a concrete operational risk.

No BNEF Tier 1 Status

Einnova Solarline does not appear in BNEF Tier 1 reports, unlike comparable peer JA Solar, which holds that status. For installations financed through loans or leasing arrangements, this may complicate acceptance by financial institutions that require Tier 1 status as a condition for insurance coverage or project financing approval.

Notes from the database
  • Efficiency of 18.8% matches the Flexible 0-400W median
  • Power density of 187.5 W/m² matches the Flexible 0-400W median
  • #13047 for efficiency, #13924 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 200 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 18.75 % Strong Segment median 16.60%
Vmpp · Impp 32.48 V · 6.16 A Operating point at max power
Voc · Isc 38.22 V · 6.60 A Sizes the string length
Dimensions 1153×925×3 mm · 1.07 m² of roof
Weight 3.2 kg Strong Strong · 11.8 kg below median
Cells 54 · Flexible Monocrystalline
Product warranty 10 years Hardware defects only
Performance warranty 25 years Typical median 25 yrs · median 25 yrs
End-of-warranty output 89.4 % Equals 175 W guaranteed

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
-
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Einnova Solarline ESM-F200W 200 W 18.75% - 3.2 kg You are here
GKA182M150W 150 W 23.00% - 9.0 kg -50 W, heavier, +4.2 pp
GKA182M160W 160 W 23.00% - 9.0 kg Heavier, +4.2 pp, +5 yr warranty
GKA182M180W 180 W 23.00% - 9.0 kg Heavier, +4.2 pp, +5 yr warranty
GKA182M200W 200 W 23.00% - 9.0 kg Heavier, +4.2 pp, +5 yr warranty
GKA182M240W 240 W 23.00% - 10.8 kg Heavier, +4.2 pp, +5 yr warranty
NS-220MH-80 220 W 22.06% -0.290 10.5 kg +20 W, heavier, +3.3 pp
NS-220MH-80 220 W 22.06% -0.290 10.5 kg +20 W, heavier, +3.3 pp
YH250W-16M 250 W 21.22% -0.340 12.4 kg +50 W, heavier, +2.5 pp
NS-210MH-80 210 W 21.06% -0.290 10.5 kg +10 W, heavier, +2.3 pp
NS-210MH-80 210 W 21.06% -0.290 10.5 kg +10 W, heavier, +2.3 pp
ESM-F205W 205 W 19.22% - 3.2 kg +0.5 pp
KT230W-60HL4B 230 W 20.76% - 25.4 kg +30 W, 22 kg heavier, +2.0 pp
YH200W-20M 200 W 19.80% -0.400 3.7 kg +1.1 pp
Type S 180 W 16.84% -0.370 21.0 kg -20 W, 18 kg heavier, -1.9 pp
WS-195 /24V 195 W 16.76% -0.386 13.0 kg Heavier, -2.0 pp, -15 yr warranty
WS-190 /24V 190 W 16.33% -0.386 13.0 kg Heavier, -2.4 pp, -15 yr warranty

Found 2 panels of the same or similar size to this one, within ±10 mm. See them here Found 3 panels of the same or similar size to this one, within ±25 mm. See them here Found 3 panels of the same or similar size to this one, within ±50 mm. See them here Found 17 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
On what surfaces can the Einnova Solarline Lightweight Ultra Flexible Solar Module panels be installed?
The Lightweight Ultra Flexible Solar Module series excels wherever conventional rigid-framed panels fall short: on RV rooftops, boat hulls, specialty vehicle bodies, and lightweight industrial building roofs with delicate structures. Thanks to its flexible construction, the module conforms to gentle curves and irregular surfaces, eliminating the need for costly standoff mounting hardware.
What warranty is offered on the Einnova Solarline Lightweight Ultra Flexible Solar Module panels?
The manufacturer provides a 10-year product warranty covering material and workmanship defects, along with a 25-year linear power output warranty — a standard comparable to conventional rigid modules. This means the panel must maintain its declared performance parameters for a quarter of a century, which is a significant advantage when calculating return on investment for mobile installations or specialty applications.
Is the Einnova Solarline 205W panel bifacial, and what does that mean in practice?
Yes, the module is bifacial. The rear side harvests light reflected from the underlying surface, which can increase real-world energy yield by several percent compared to a standard monofacial panel. The effect is most pronounced on lighter-colored substrates — for example, on a white RV roof or on surfaces with high solar reflectance (albedo).
How does the Lightweight Ultra Flexible series differ from traditional aluminum-framed panels?
The most significant differences are weight and rigidity. A conventional 200 W panel typically weighs over 11–13 kg and requires a flat, structurally robust mounting surface. The Einnova Solarline Lightweight Ultra Flexible module is considerably lighter and pliable, resulting in lower roof loading and simpler installation without drilling or welding mounting frames. Internally, the same monocrystalline PERC cells are used, so efficiency is not a compromise.
Is the Einnova Solarline Lightweight flexible panel suitable for direct adhesive bonding to an RV roof?
The technology allows the module to be bonded directly to the roof surface without additional mounting brackets, reducing aerodynamic drag and simplifying installation. However, it is advisable to maintain a minimal ventilation gap or to use a thermally resistant adhesive, as a metal RV roof can reach 80–90°C in summer. Elevated temperatures reduce conversion efficiency and may shorten the service life of the laminate.
What is the maximum power output of the Einnova Solarline Lightweight Ultra Flexible Solar Module series, and is it sufficient to power an RV?
The series delivers up to 205 Wp per module. For a typical RV running a refrigerator, LED lighting, and USB chargers, two such panels (approximately 410 Wp combined) paired with a 100–200 Ah battery bank will generally cover basic energy needs during stationary use. For higher loads — such as air conditioning or induction cooking — expanding the array or supplementing with a generator becomes necessary.
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