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MSolar MS-370M

MS-370M

370 Wp Monocrystalline
ComparePV verdict

Middle of its segment, weak in heat

Rank 12,770 of 14,005
Compare panels Datasheet PDF
Power (Wp)
370
Weak · bottom 17%
Efficiency (%)
19.80
Weak · bottom 20%
Density (Wp/m²)
200.0
Weak · bottom 23%
Temp (%/°C)
-0.360
Weak · bottom 14%
Weight (kg)
22.0
Weak · bottom 19%
Warranty (yrs)
25
Weak · bottom 21%

MSolar MS series MONO 350-370W 9BB panels are a modern solution based on 9-busbar technology, which significantly shortens the electron flow path, reducing resistive losses and minimizing the risk of micro-cracks. The use of monocrystalline cells in this series guarantees higher efficiency even in less favorable lighting conditions, which directly translates into stable energy yields throughout the year. What sets this line apart from the competition is its high resistance to mechanical loads, making the modules perform excellently in extreme weather conditions such as strong winds or heavy snow accumulation. This series was designed for users seeking maximum efficiency from limited roof space, making it an ideal choice for owners of single-family homes and small commercial facilities. Thanks to precise quality control and an optimized temperature coefficient, these panels maintain excellent operating parameters even on hot days. By choosing MSolar MS, investors gain the assurance of long-term reliability and an aesthetic installation appearance that blends perfectly with modern architecture. It is a wise choice for those who value proven technology and solid workmanship without unnecessary compromises.

Ranking

5,700 panels in the 270-470 W band, all technologies
Metric This panel Median Position in segment Overall rank
Module efficiency 19.80% 21.06% Weak · bottom 20% 12,416
Power density 200.0 210.3 Weak · bottom 23% 12,227
Temperature coefficient -0.360 -0.320 Weak · bottom 14% 12,345
Weight per kWp 59.5 53.7 Weak · bottom 19% 12,155
Performance warranty 25 yrs 30 yrs Weak · bottom 21% 9,798
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

5 positive · 6 caution
Not ideal for

Hot climates, weight-limited structures and tight roof space.

Watch-outs
-0.360 %/°C temperature coefficient

Bottom 14% of the 270-470 W band, against a median of -0.320.

59.5 kg per kWp

Bottom 19% of the 270-470 W band, against a median of 53.7.

19.80% module efficiency

Bottom 20% of the 270-470 W band, against a median of 21.06%.

What owners get
9-busbar (9BB) technology

Nine busbars shorten the current collection path, reducing resistive losses and lowering the risk of cell microcracks, which supports more stable module performance over time.

Efficiency up to 19.8%

The top efficiency figure (19.8%) is competitive within the mono segment and close to the Solitek SOLID Bifacial result (19.57%), delivering solid energy yield on limited roof area.

High mechanical load resistance

The module design offers enhanced resistance to wind and snow loads, making the series a suitable choice for sites exposed to harsh weather conditions.

Compact power for small roofs

Power up to 370W in a standard module footprint makes the series attractive for single-family homes and small commercial buildings with limited mounting area.

Optimized temperature coefficient

The panels maintain more stable performance at high temperatures, limiting energy output drops during hot summer days compared to modules with weaker temperature coefficients.

Trade-offs
No Tier-1 (BNEF) status

The manufacturer does not appear on the BloombergNEF Tier-1 list, which can complicate bank financing for the project and reduce investment attractiveness compared to bankable brands such as Solarwatt or Solitek.

Below-peer efficiency at the lower end

The series' lower efficiency bound (18.75%) is clearly below comparable products at the same peak power - Selfa SV120M.3.2 (20.3%) and Solarwatt vision GM 3.0 (19.9%) - meaning the 350W variants yield less energy per unit of roof area.

No bifacial variant

Unlike the comparable Solitek SOLID Bifacial model at the same peak power (370W), the MSolar MS series is offered only as a monofacial module, excluding the extra albedo-driven energy gain available on light-colored roofs or ground-mount installations.

Notes from the database
  • At 19.8% efficiency, this panel is 2.0pp below the database median of 21.8%
  • At 200.0 W/m², this panel generates 18.1 W/m² less per unit area than database median (218.1 W/m²)
  • At -0.36%/°C, loses 0.06pp more power per degree than database median (-0.30%/°C)
  • 22.0 kg weight - 4.5 kg lighter than database median (26.5 kg), reducing installation effort
  • #12416 for efficiency, #12345 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 370 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 19.80 % Weak Segment median 21.06%
Vmpp · Impp 34.13 V · 10.84 A Operating point at max power
Voc · Isc 41.18 V · 11.34 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1765×1048×35 mm · 1.85 m² of roof
Weight 22.0 kg Weak Weak · bottom 19%
Cells 120 Monocrystalline
Coefficient Pmax -0.360 %/°C Weak bottom 14% of its segment
Coefficient Voc · Isc -0.290 · 0.050 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 10 years Hardware defects only
Performance warranty 25 years Weak bottom 21% · median 30 yrs
End-of-warranty output 80.7 % Equals 286 W guaranteed
Degradation 2.50 → 0.70 % 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
-0.360 %/°C against a segment median of -0.320
-

Alternatives

All MSolar panels
Filter these
Size
Panel Power Eff. Temp. Weight Difference
MSolar MS-370M 370 W 19.80% -0.360 22.0 kg You are here
NS-330MH-80 330 W 23.15% -0.290 15.0 kg Cooler, lighter, +3.3 pp
NS-330MH-80 330 W 23.15% -0.290 15.0 kg Cooler, lighter, +3.3 pp
GKA210M320W 320 W 23.00% - 16.2 kg -50 W, lighter, +3.2 pp
GKA210M340W 340 W 23.00% - 16.2 kg Lighter, +3.2 pp, +5 yr warranty
GKA210M360W 360 W 23.00% - 16.2 kg Lighter, +3.2 pp, +5 yr warranty
GKA210M380W (1/4*4*38) 380 W 23.00% - 17.1 kg Lighter, +3.2 pp, +5 yr warranty
GKA210M400W (1/2*4*20) 400 W 23.00% - 18.0 kg Lighter, +3.2 pp, +5 yr warranty
GKA210M400W (1/4*4*40) 400 W 23.00% - 18.0 kg Lighter, +3.2 pp, +5 yr warranty
GKA210M380W (1/2*4*19) 380 W 23.00% - 17.1 kg Lighter, +3.2 pp, +5 yr warranty
SPR-MAX3-400-COM 400 W 22.60% -0.270 19.0 kg Cooler, +2.8 pp, +15 yr warranty
MS-350M 350 W 18.75% -0.360 22.0 kg -20 W, -1.1 pp
MS-355M 355 W 19.00% -0.360 22.0 kg -15 W, -0.8 pp
MS-360M 360 W 19.27% -0.360 22.0 kg -10 W, -0.5 pp
MS-365M 365 W 19.54% -0.360 22.0 kg -0.3 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +140 W, cooler, +5.2 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +125 W, cooler, +5.0 pp

Found 233 panels of the same or similar size to this one, within ±10 mm. See them here Found 287 panels of the same or similar size to this one, within ±25 mm. See them here Found 407 panels of the same or similar size to this one, within ±50 mm. See them here Found 4204 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What does 9BB technology mean in the MSolar MS series MONO 350-370W panels and why does it matter?
9BB (9 busbars) means the cell current is collected through nine thin ribbons instead of the traditional three or four. Shorter electron paths reduce resistive losses, while finer busbars lower mechanical stress on the cell, minimizing the risk of microcracks. In practice this translates to higher module efficiency and longer cell lifespan — a benefit felt throughout the entire service life of the installation.
What is the warranty on MSolar MS series MONO 350-370W 9BB panels?
The manufacturer provides a 10-year product warranty covering material and workmanship defects, plus a 25-year linear power output warranty. This means the panels should maintain energy production in line with the datasheet specifications for a quarter of a century. Since MSolar is not listed as a Tier 1 manufacturer, it is advisable to confirm warranty enforcement terms with your local distributor before purchasing.
Are MSolar MS series MONO 350-370W 9BB panels a good fit for a small residential roof?
Yes, the MS MONO 350-370W series was designed with prosumer installations in mind, particularly where maximizing power from limited roof space is critical. Monocrystalline cells deliver higher efficiency per square meter compared to polycrystalline modules, allowing more watt-peaks to fit on a smaller roof section. This makes the series a strong choice for single-family homes with small or partially shaded roof areas.
How do MSolar MS series MONO 9BB panels perform in high summer temperatures?
Thanks to an optimized temperature coefficient, the MS MONO series loses less power when module temperature rises above 25°C than older polycrystalline designs. Monocrystalline cells exhibit better parameter stability on hot days, resulting in genuinely higher energy yields during peak season. Check the datasheet for the exact Pmax temperature coefficient value for the specific wattage variant you are considering.
Are MSolar MS series MONO 350-370W 9BB modules resistant to snow loads and strong wind?
The MS MONO series was engineered for high mechanical load resistance, meaning the modules can withstand accumulated snow and strong wind gusts typical of Central European climates. The aluminum frame and glass-backsheet laminate absorb stress without damaging the cells. Before installation, cross-reference the allowable loads from the datasheet with local conditions, especially in mountain regions or high-wind exposure zones.
Are MSolar MS series MONO 350-370W 9BB panels bifacial and can they generate power from the rear side?
No, the MS series MONO 350-370W 9BB is a monofacial module — it collects solar energy from the front surface only. It does not feature a transparent backsheet or a cell architecture that allows it to harvest reflected light from the rear. If bifacial technology and the associated yield gain from ground albedo are a priority for your project, a different series or manufacturer would need to be selected.
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