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Shinson Technology S445M54HT3BFB
Shinson Technology Brand review

S445M54HT3BFB

445 Wp HJT Bifacial 3000%
ComparePV verdict

Light for its output, weak in heat

Rank 4,819 of 14,005
Compare panels Datasheet PDF
Power (Wp)
445
Strong · top 10%
Efficiency (%)
22.79
Strong · top 10%
Density (Wp/m²)
227.9
Strong · top 6%
Temp (%/°C)
-0.260
Weak · bottom 23%
Weight (kg)
19.5
Strong · 3.5 kg below median
Warranty (yrs)
30
Typical · median 30 yrs

The Shinson Technology S-Max series consists of modules designed for commercial installations and large-scale PV farms, where maximizing energy yield from each module and quickly reducing construction and cabling costs are key. A key advantage of this series is its high power density, which allows for greater energy generation from the same area and simplifies the BOS (Balance of System) design. Depending on the variant, S-Max utilizes modern approaches to solar cells, including N-type and HJT technology - which is valued for its stable operation at higher temperatures and good performance in low-sunlight conditions.

For investors, long warranties and a focus on durability are also important. The series was marketed as being tested for hail resistance, which increases the safety of operation in more challenging conditions. S-Max is a sensible choice for C&I (Commercial and Industrial) applications, farms, and roofs with limited surface area, when you want to combine high reliability with above-average energy production without paying extra for competitor marketing.

Ranking

113 panels in the segment HJT 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.79% 22.20% Strong · top 10% 3,005
Power density 227.9 221.6 Strong · top 6% 2,790
Temperature coefficient -0.260 -0.240 Weak · bottom 23% 511
Weight per kWp 43.8 52.4 Strong · top 1% 348
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

3 positive · 1 caution
Best for

Commercial and utility-scale.

Not ideal for

Hot climates.

Strengths
43.8 kg per kWp

Top 1% of the HJT 400-450 W segment, against a median of 52.4. Ranked 348th in the whole database.

227.9 watts per square metre

Top 6% of the HJT 400-450 W segment, against a median of 221.6. Ranked 2,790th in the whole database.

22.79% module efficiency

Top 10% of the HJT 400-450 W segment, against a median of 22.20%. Ranked 3,005th in the whole database.

Watch-outs
-0.260 %/°C temperature coefficient

Bottom 23% of the HJT 400-450 W segment, against a median of -0.240.

Notes from the database
  • At 22.8% efficiency, this panel is 0.6pp above typical HJT 400-450W modules (median: 22.2%)
  • Power density of 227.9 W/m² packs 6.3 W/m² more into the same footprint vs HJT 400-450W median (221.6 W/m²)
  • At -0.26%/°C, loses 0.02pp more power per degree than HJT 400-450W median (-0.24%/°C)
  • 19.5 kg weight - 3.5 kg lighter than HJT 400-450W median (23.0 kg), reducing installation effort
  • Ranked #3005 out of 14005 panels for efficiency in the database

Specifications

Open datasheet PDF
Nominal power (Pmax) 445 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.79 % Strong Segment median 22.20%
Vmpp · Impp 35.38 V · 12.58 A Operating point at max power
Voc · Isc 42.18 V · 13.10 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1722×1134×28 mm · 1.95 m² of roof
Weight 19.5 kg Strong Strong · 3.5 kg below median
Cells 108 · HJT Monocrystalline
Bifaciality 3000 % Rear output as a share of front
Coefficient Pmax -0.260 %/°C Weak bottom 23% of its segment
Coefficient Voc · Isc -0.240 · 0.040 %/°C
NOCT 44 °C At 800 W/m², 20 °C ambient
Product warranty 30 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
Degradation 0.35 % 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
-
With bifacial gain
-

Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.

Heat losses
-0.260 %/°C against a segment median of -0.240
-
Bifacial gain
Rear gain over light concrete: -
-

Model: bifaciality × albedo × 0.6 view factor. A first-order estimate, not a yield simulation.

Filter these
Size
Panel Power Eff. Temp. Weight Difference
Shinson Technology S445M54HT3BFB 445 W 22.79% -0.260 19.5 kg You are here
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +50 W, heavier, +2.0 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +45 W, heavier, +1.7 pp
STP-NT11/48QGSF-490 490 W 24.50% -0.260 21.5 kg +45 W, heavier, +1.7 pp
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg +40 W, +1.5 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg +40 W, heavier, +1.5 pp
LR7-54HJD-495M 495 W 24.30% -0.240 23.5 kg +50 W, heavier, +1.5 pp
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg +40 W, heavier, +1.5 pp
S350M10D 350 W 17.90% -0.290 20.5 kg -95 W, -4.9 pp, -5 yr warranty
S355M10C 355 W 18.20% -0.290 20.5 kg -90 W, -4.6 pp, -5 yr warranty
S360M10C 360 W 18.40% -0.290 20.5 kg -85 W, -4.4 pp, -5 yr warranty
S365M10E 365 W 18.70% -0.290 20.5 kg -80 W, -4.1 pp, -5 yr warranty
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +65 W, heavier, +2.2 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +60 W, heavier, +1.9 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +55 W, heavier, +1.7 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +55 W, heavier, +1.7 pp

Found 1783 panels of the same or similar size to this one, within ±10 mm. See them here Found 1914 panels of the same or similar size to this one, within ±25 mm. See them here Found 3392 panels of the same or similar size to this one, within ±50 mm. See them here Found 3970 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What is TOPCon technology and why does the Shinson S-Max series use it?
TOPCon (Tunnel Oxide Passivated Contact) is an N-type cell technology that reduces recombination losses, achieving higher efficiency than conventional PERC cells. In the S-Max series, this translates to up to 720 Wp per module, better temperature stability, and lower power loss on hot days. For large-scale C&I and utility projects, every efficiency point has a direct impact on the overall LCOE of the system.
What warranty do Shinson Technology S-Max panels carry?
The S-Max series comes with a 30-year product warranty and a 30-year linear power output warranty. The manufacturer guarantees a defined minimum power level for three decades of operation. For developers financing PV farms or C&I installations, this is one of the most important parameters in the investment return calculation and project bankability assessment.
What is the peak power output of a Shinson S-Max module and how much does it reduce construction costs?
The top S-Max variant delivers 720 Wp per module. This high unit power reduces the total module count for a given capacity, shortens DC string runs, and lowers overall BoS costs. For a 1 MWp utility farm you need roughly 1,389 S-Max 720 Wp modules instead of over 1,600 at 600 Wp. Shinson claims BoS cost savings of more than 15% compared to lower-wattage modules.
Are Shinson S-Max panels suitable for an industrial rooftop or warehouse?
Yes — the S-Max series was designed primarily for commercial and industrial (C&I) rooftop systems and large-scale PV farms. Its high power density maximizes energy yield from the limited roof area of warehouses and production facilities. Before installation, the roof structure should be verified for load-bearing capacity, as 720 Wp modules have larger dimensions and correspondingly higher weight.
Are Shinson S-Max panels hail-resistant?
Yes. The S-Max series has successfully passed a 45 mm hailstone impact test. This is a meaningful durability credential for installations in regions prone to severe hailstorms. Hail resistance is one of the key resilience benchmarks Shinson highlights for this series, alongside the 30-year product and power output warranty.
How do Shinson S-Max modules perform in overcast conditions and high summer temperatures?
N-type TOPCon cells have a lower temperature coefficient (Pmax) than conventional PERC cells, meaning less power loss on hot days. N-type technology also delivers better performance under diffuse irradiance on cloudy days. For year-round installations in climates with frequent cloud cover, this translates to a measurably higher annual energy yield compared to older PERC-based modules.
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