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PolyCrown Solar Tech Brand review

NS-550MH-132

550 Wp N-type
ComparePV verdict

Efficiency leader, short guarantee

Rank 4,970 of 14,005
Compare panels Datasheet PDF
Power (Wp)
550
Weak · bottom 2%
Efficiency (%)
23.16
Strong · top 2%
Density (Wp/m²)
231.6
Strong · top 2%
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
24.0
Strong · 5.5 kg below median
Warranty (yrs)
25
Weak · bottom 10%

PolyCrown Solar Tech Monocrystalline 132 panels utilize an advanced 132 Half-Cut cell architecture, which significantly minimizes energy losses resulting from partial shading and internal resistance. Thanks to the use of PERC cell technology, these modules achieve high solar radiation conversion efficiency, which is crucial in the conditions of Poland's variable climate. This design solves the problem of limited installation space, allowing for more power per square meter of roof compared to standard modules. This series stands out with increased resistance to potential-induced degradation (PID), which guarantees stable yields and installation longevity for decades. It is an optimal choice for demanding prosumers and large commercial systems, where a quick return on investment and mechanical reliability are key. A special frame and tempered glass provide exceptional resistance to snow and wind loads, distinguishing them from cheaper alternatives with lower structural rigidity. By choosing these panels, investors receive modern technology that effectively lowers electricity bills while maintaining the aesthetic, dark appearance of monocrystalline cells that blends perfectly with modern building architecture. The 132 series represents the perfect balance between high power and optimal module size.

Ranking

259 panels in the segment N-type 550-600 W
Metric This panel Median Position in segment Overall rank
Module efficiency 23.16% 22.45% Strong · top 2% 1,488
Power density 231.6 224.5 Strong · top 2% 1,464
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 43.6 52.3 Strong · top 2% 316
Performance warranty 25 yrs 30 yrs Weak · bottom 10% 9,798
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

7 positive · 3 caution
Best for

Small roofs that need every watt, roofs where every square metre counts and weight-limited structures.

Not ideal for

Owners who want a long output guarantee.

Strengths
23.16% module efficiency

Top 2% of the N-type 550-600 W segment, against a median of 22.45%. Ranked 1,488th in the whole database.

231.6 watts per square metre

Top 2% of the N-type 550-600 W segment, against a median of 224.5. Ranked 1,464th in the whole database.

43.6 kg per kWp

Top 2% of the N-type 550-600 W segment, against a median of 52.3. Ranked 316th in the whole database.

Watch-outs
25 year performance warranty

Bottom 10% of the N-type 550-600 W segment, against a median of 30 yrs.

What owners get
Efficiency on par with segment leaders

Peak efficiency of 23.5% matches the top peer comparables (Huasun Himalaya V-ocean, Phono Solar Monocrystalline132, Recom Lynx), all also rated at 23.5% - the series is not lagging behind the current TOPCon/HJT front-runners.

30-year power warranty

The upper power-warranty bound reaches 30 years, exceeding the standard 25-year term offered by many tier-1 manufacturers. A longer warranty lowers investment risk over the full lifecycle of the installation.

132-cell half-cut architecture

Splitting the module into 132 half-cells reduces resistive losses and limits the impact of partial shading on string performance, which matters under the irregular irradiance conditions typical of the Polish climate.

High mechanical strength and PID resistance

A reinforced frame and tempered glass provide increased resistance to snow and wind loads, while enhanced PID resistance supports stable yields throughout the operating lifetime, per the manufacturer's specification.

Trade-offs
No bifacial variant

The series is monofacial only (is_bifacial: false), whereas a direct peer comparable - Huasun Himalaya V-ocean, matching it at 730 Wp / 23.5% efficiency - is available as a dual-glass bifacial module, offering an additional yield uplift on ground-mount or high-albedo roof installations that this series cannot capture.

Limited production scale and brand recognition

PolyCrown Solar Tech (founded 2014) reports annual production capacity of roughly 200 MW, a small scale compared to gigawatt-class manufacturers on the BNEF Tier-1 list. No confirmed Tier-1 status may be a risk factor for bank financing of large commercial-scale projects.

Notes from the database
  • At 23.2% efficiency, this panel is 0.7pp above typical N-type 550-600W modules (median: 22.4%)
  • Power density of 231.6 W/m² packs 7.1 W/m² more into the same footprint vs N-type 550-600W median (224.5 W/m²)
  • At -0.29%/°C, hot weather performance is typical for N-type 550-600W panels
  • Weight of 24.0 kg (5.5 kg below N-type 550-600W median of 29.5 kg) allows easier transport and roof mounting
  • #1488 for efficiency, #2165 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 550 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 23.16 % Strong Segment median 22.45%
Vmpp · Impp 38.98 V · 14.11 A Operating point at max power
Voc · Isc 47.21 V · 14.93 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2094×1134×30 mm · 2.37 m² of roof
Weight 24.0 kg Strong Strong · 5.5 kg below median
Cells 132 · N-type Monocrystalline
Coefficient Pmax -0.290 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.250 · 0.045 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 25 years Weak bottom 10% · median 30 yrs
End-of-warranty output 89.0 % Equals 478 W guaranteed
Degradation 1.00 → 0.42 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by PolyCrown Solar Tech in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 550 Wp appear here. The rest cover the whole series.

Additional value from Polycrown Solar's linear warranty Additional value from Polycrown Solar's linear warranty Whole series Current-Voltage Curver Current-Voltage Curver Whole series Power-Voltage Curver Power-Voltage Curver Whole series Voltage current curve at different temperatures Voltage current curve at different temperatures Whole series

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
-0.290 %/°C against a segment median of -0.290
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
PolyCrown Solar Tech NS-550MH-132 550 W 23.16% -0.290 24.0 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg Cooler, +1.8 pp, +5 yr warranty
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg Cooler, +1.6 pp, +5 yr warranty
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg Cooler, +1.5 pp, +5 yr warranty
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg Cooler, +1.4 pp, +5 yr warranty
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg -50 W, +1.3 pp, +5 yr warranty
NS-500MH-132 500 W 21.05% -0.290 24.0 kg -50 W, -2.1 pp
NS-510MH-132 510 W 21.47% -0.290 24.0 kg -40 W, -1.7 pp
NS-520MH-132 520 W 21.90% -0.290 24.0 kg -30 W, -1.3 pp
NS-530MH-132 530 W 22.32% -0.290 24.0 kg -20 W, -0.8 pp
NS-540MH-132 540 W 22.74% -0.290 24.0 kg -10 W, -0.4 pp
GKA120N-PRO-590W 590 W 23.82% -0.300 26.7 kg +40 W, +0.7 pp, +5 yr warranty
GKA120N-PRO-585W 585 W 23.62% -0.300 26.7 kg +35 W, heavier, +5 yr warranty
BGO 580 580 W 23.50% -0.290 26.0 kg +30 W, heavier, +5 yr warranty
GKA120N-PRO-580W 580 W 23.42% -0.300 26.7 kg +30 W, heavier, +5 yr warranty

Found 397 panels of the same or similar size to this one, within ±10 mm. See them here Found 408 panels of the same or similar size to this one, within ±25 mm. See them here Found 425 panels of the same or similar size to this one, within ±50 mm. See them here Found 953 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What is TOPCon technology in PolyCrown Solar Tech Monocrystalline132 panels and why is it better than PERC?
TOPCon (Tunnel Oxide Passivated Contact) is an n-type cell technology that uses an ultra-thin tunnel oxide layer on the rear cell surface to significantly reduce carrier recombination. In practice, this translates to higher module efficiency (consistently above 22.5%) and a lower temperature coefficient of around -0.28%/°C compared to approximately -0.35%/°C for PERC cells. The Monocrystalline132 series benefits from these advantages, delivering higher power output and slower degradation throughout the entire 30-year power warranty period.
What is the warranty on PolyCrown Solar Tech Monocrystalline132 panels?
The manufacturer provides a 15-year product warranty covering material and workmanship defects, along with a 30-year linear power output warranty. The power warranty guarantees that each panel retains a specified minimum percentage of its rated 730 Wp output over 30 years. This gives investors confidence in the longevity of their system and predictable returns on investment over three decades.
Are PolyCrown Solar Tech Monocrystalline132 730 Wp panels suitable for a residential sloped roof?
At 730 Wp, these are large-format modules primarily designed for commercial installations and utility-scale solar farms. On a residential sloped roof, their considerable dimensions and weight may complicate transport, installation, and may require reinforcement of the roof structure. We strongly recommend consulting a certified installer and verifying the load-bearing capacity of the roof before purchase. For residential prosumer installations, modules in the 400-450 Wp range are typically a better fit.
How do PolyCrown Monocrystalline132 panels perform in winter and overcast conditions typical of Poland?
TOPCon technology with half-cut cells performs well under low-irradiance conditions: the low temperature coefficient (-0.28%/°C) means that cool days actually favor higher efficiency compared to hot summer conditions. The 132 half-cut cell architecture limits the impact of partial shading and diffuse cloud cover. In the Polish climate, this translates to higher energy yields during transitional seasons compared to older PERC-based modules.
Is the Monocrystalline132 series resistant to shading from a chimney or nearby trees?
Yes. The 132 half-cut cell layout divides the module into two independent electrical sections. Shading on the upper half of the panel does not block the output of the lower half, which significantly reduces power loss. Combined with high resistance to PID (Potential Induced Degradation), this ensures stable performance even in challenging installation environments with chimneys, dormers, or nearby vegetation on the east or west side of the roof.
Do PolyCrown Solar Tech Monocrystalline132 panels carry certifications and are they compatible with popular inverters?
PolyCrown Solar Tech, listed in the ENF Solar manufacturer database, produces modules subject to IEC 61215 and IEC 61730 certifications required for the European market. At 730 Wp and the associated high open-circuit voltage, these modules require an inverter or MPPT optimizer rated for inputs above 1000 V DC, which is standard on most current string inverters from Fronius, SMA, Huawei, and SolarEdge. Always verify the inverter datasheet for maximum input short-circuit current Isc compatibility.
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