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Shinson Technology S420M54P3
Shinson Technology Brand review

S420M54P3

420 Wp PERC Bifacial
ComparePV verdict

Space saver, no clear weak spot

Rank 9,517 of 14,129
Compare panels Datasheet PDF
Power (Wp)
420
Typical for its class
Efficiency (%)
21.50
Strong · top 4%
Density (Wp/m²)
215.1
Strong · top 3%
Temp (%/°C)
-0.340
Strong · top 24%
Weight (kg)
20.7
Strong · 1.3 kg below median
Warranty (yrs)
25
Typical · median 25 yrs

The Shinson Technology S-Nano series is designed for maximum energy yield on a limited surface area - without compromising durability. In practice, it stands out due to the use of modern cell solutions, including TOPCon type N variants, which help maintain high operational efficiency over time and better cope with typical losses in rooftop installations. In selected configurations, a bifacial design is also available, allowing for the use of light reflected from the ground, which effectively supports energy production in locations where every additional kilowatt-hour counts.

S-Nano is a good choice for investors who expect predictable performance in various weather conditions and want to minimize the risk of performance degradation over time. The series is suitable for residential and commercial installations, especially on roofs with difficult exposure, and in locations where stability of parameters and overall system profitability are important, rather than just theoretical figures.

Ranking

954 panels in the segment PERC 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 21.50% 20.60% Strong · top 4% 8,022
Power density 215.1 206.2 Strong · top 3% 7,946
Temperature coefficient -0.340 -0.350 Strong · top 24% 8,846
Weight per kWp 49.3 53.0 Strong · top 12% 2,847
Performance warranty 25 yrs 25 yrs Typical 9,912
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

3 positive · 0 caution
Best for

Residential and commercial.

Strengths
215.1 watts per square metre

Top 3% of the PERC 400-450 W segment, against a median of 206.2. Ranked 7,946th in the whole database.

21.50% module efficiency

Top 4% of the PERC 400-450 W segment, against a median of 20.60%. Ranked 8,022nd in the whole database.

49.3 kg per kWp

Top 12% of the PERC 400-450 W segment, against a median of 53.0.

Notes from the database
  • 21.5% module efficiency - 0.9pp better than the PERC 400-450W median of 20.6%
  • 215.1 W/m² power density - 8.9 W/m² more than PERC 400-450W median (206.2 W/m²), more power per roof area
  • Temperature coefficient of -0.34%/°C matches the PERC 400-450W median
  • 20.7 kg weight - 1.3 kg lighter than PERC 400-450W median (22.0 kg), reducing installation effort
  • #8022 for efficiency, #8846 for temperature performance out of 14129 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 420 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 21.50 % Strong Segment median 20.60%
Vmpp · Impp 31.74 V · 13.24 A Operating point at max power
Voc · Isc 37.63 V · 14.14 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1722×1134×30 mm · 1.95 m² of roof
Weight 20.7 kg Strong Strong · 1.3 kg below median
Cells 108 · PERC Monocrystalline
Coefficient Pmax -0.340 %/°C Strong top 24% of its segment
Coefficient Voc · Isc -0.250 · 0.040 %/°C
NOCT 41 °C At 800 W/m², 20 °C ambient
Product warranty 25 years Hardware defects only
Performance warranty 25 years Typical median 25 yrs · median 25 yrs
Degradation 0.50 % Per year after the first

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 -0.350
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Shinson Technology S420M54P3 420 W 21.50% -0.340 20.7 kg You are here
JST-EDMH-(445-465)W-TD (465W class) 465 W 23.81% -0.300 20.5 kg +45 W, +2.3 pp, +5 yr warranty
LX-465M/182R-96+ GG 465 W 23.80% -0.260 23.5 kg Cooler, +2.3 pp, +5 yr warranty
SPR-MAX7-470 470 W 23.70% -0.270 21.1 kg Cooler, +2.2 pp, +15 yr warranty
AIKO-A470-MAH54Mb 470 W 23.60% -0.260 21.5 kg +50 W, cooler, +2.1 pp
AIKO-A460-MAH54Mb 460 W 23.60% -0.290 20.5 kg Cooler, +2.1 pp, +5 yr warranty
HSM-BD54-LA470 470 W 23.60% -0.260 21.5 kg +50 W, cooler, +2.1 pp
S350M10D 350 W 17.90% -0.290 20.5 kg -70 W, cooler, -3.6 pp
S355M10C 355 W 18.20% -0.290 20.5 kg -65 W, cooler, -3.3 pp
S360M10C 360 W 18.40% -0.290 20.5 kg -60 W, cooler, -3.1 pp
S365M10E 365 W 18.70% -0.290 20.5 kg -55 W, cooler, -2.8 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +90 W, cooler, +3.5 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +75 W, cooler, +3.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +85 W, cooler, +3.2 pp
WST-505BKX54-A2 505 W 24.70% -0.260 25.0 kg +85 W, cooler, +3.2 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +70 W, cooler, +3.0 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +80 W, cooler, +3.0 pp

Found 1797 panels of the same or similar size to this one, within ±10 mm. See them here Found 1928 panels of the same or similar size to this one, within ±25 mm. See them here Found 3413 panels of the same or similar size to this one, within ±50 mm. See them here Found 4007 panels of the same or similar size to this one, within ±100 mm. See them here

About the S-Nano series

6 answered

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

What is TOPCon technology in the Shinson Technology S-Nano panels, and is it worth the premium?
TOPCon (Tunnel Oxide Passivated Contact) is an N-type cell technology that delivers higher efficiency and lower degradation rates compared to older PERC cells. In the S-Nano series this translates to better performance at high temperatures and reduced power losses over the panel's lifetime. For the investor, it means more energy from the same roof area across decades of system operation.
What warranty is included with the Shinson Technology S-Nano panels?
The S-Nano series comes with a 30-year product warranty covering material and manufacturing defects, plus a 30-year linear power output warranty. Both terms align with premium market standards. To keep the warranty valid, retain your purchase documents and ensure the installation meets the manufacturer's mounting and operating requirements.
Are Shinson Technology S-Nano panels a good fit for a small roof with limited space?
Yes, the S-Nano series was designed specifically for space-constrained installations. TOPCon cell technology delivers higher efficiency per square meter than PERC cells, allowing greater power output from fewer modules. With a maximum power rating of 460 Wp, this series maximizes energy yield even on roofs with a challenging or restricted exposure.
Is the Shinson Technology S-Nano 460 Wp panel bifacial?
No, this variant of the S-Nano series is a monofacial module that generates power from the front side only. It is worth noting that the S-Nano lineup also includes bifacial configurations that capture light reflected from the ground surface. If bifacial technology is a priority for your project, ask your distributor for the appropriate model.
How do Shinson Technology S-Nano panels perform on hot days and in overcast conditions?
The N-type TOPCon cells used in the S-Nano series have a lower temperature coefficient than standard PERC cells, meaning less power loss when the module heats up during summer. N-type technology also performs comparatively well under diffuse light in overcast conditions. Actual energy yield remains strongly influenced by roof tilt angle and the absence of shading.
Where are Shinson Technology S-Nano panels manufactured, and does the country of origin affect quality?
Shinson Technology is a China-based manufacturer with production capacity exceeding 10 GW. The panels carry standard quality certifications (IEC, CE) required for European markets. Chinese PV modules from established manufacturers are widely deployed in installations worldwide. Quality is best assessed through warranty conditions and certifications rather than country of origin alone.
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