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Suntech STP585S-C72/Nsh
Suntech Brand review

STP585S-C72/Nsh

585 Wp TOPCon
ComparePV verdict

Light for its output, no clear weak spot

Rank 4,101 of 14,129
Compare panels Datasheet PDF
Power (Wp)
585
Typical for its class
Efficiency (%)
22.60
Typical · median 22.44%
Density (Wp/m²)
226.5
Typical · median 224.4
Temp (%/°C)
-0.300
Typical · median -0.290
Weight (kg)
27.5
Strong · 3.7 kg below median
Warranty (yrs)
30
Typical · median 30 yrs

The Suntech Ultra V Pro series was designed with the goal of maximizing energy yield in real-world operating conditions - not just in the laboratory. Its foundation consists of N-type TOPCon cells, which help minimize typical power losses associated with degradation during the initial months of operation and support stable production for years. In practice, this translates to better predictability of investment profitability and greater peace of mind for the user.

Bifacial construction is available in many variants, enabling the module to actively utilize reflected light from the ground surface - providing additional gains where every percentage point counts (e.g., light roofs, ground-mounted installations, carports). The Ultra V Pro series also features dual glass in selected versions, enhancing resistance to demanding environments (moisture, salt, ammonia) and facilitating parameter maintenance over time.

This series is suitable for residential and C&I installations, as well as for utility-scale PV farms, where a low temperature coefficient and energy cost throughout the project lifecycle are crucial.

Ranking

1,022 panels in the segment TOPCon 550-600 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.60% 22.44% Typical 3,716
Power density 226.5 224.4 Typical 3,557
Temperature coefficient -0.300 -0.290 Typical 6,152
Weight per kWp 47.0 53.8 Strong · top 15% 1,470
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

1 positive · 0 caution
Best for

Residential, commercial, utility-scale and hot-climate.

Strengths
47.0 kg per kWp

Top 15% of the TOPCon 550-600 W segment, against a median of 53.8.

Notes from the database
  • At 22.6% efficiency, this panel is on par with typical TOPCon 550-600W modules
  • At 226.5 W/m² power density, roof space requirements are typical for TOPCon 550-600W panels
  • Temperature coefficient of -0.30%/°C matches the TOPCon 550-600W median
  • 27.5 kg weight - 3.7 kg lighter than TOPCon 550-600W median (31.2 kg), reducing installation effort
  • #3716 for efficiency, #6152 for temperature performance out of 14129 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 585 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.60 % Typical Segment median 22.44%
Vmpp · Impp 42.79 V · 13.67 A Operating point at max power
Voc · Isc 51.55 V · 14.40 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2278×1134×30 mm · 2.58 m² of roof
Weight 27.5 kg Strong Strong · 3.7 kg below median
Cells 144 · TOPCon Monocrystalline
Coefficient Pmax -0.300 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.250 · 0.046 %/°C
NOCT 42 °C At 800 W/m², 20 °C ambient
Product warranty 12 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 87.4 % Equals 511 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Suntech in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 585 Wp appear here. The rest cover the whole series.

30-Year Linear Power Degradation Chart 30-Year Linear Power Degradation Chart 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
-0.300 %/°C against a segment median of -0.290
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Suntech STP585S-C72/Nsh 585 W 22.60% -0.300 27.5 kg You are here
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg -25 W, cooler, +2.2 pp
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg -30 W, cooler, +2.0 pp
AIKO-A635-MAE72Mw 635 W 24.60% -0.260 27.0 kg +50 W, cooler, +2.0 pp
AIKO-A630-MAH72Dw 630 W 24.40% -0.260 32.5 kg +45 W, heavier, +1.8 pp
LR7-60HVHL-550M 550 W 24.40% -0.260 16.3 kg Cooler, lighter, +1.8 pp
STP530S-C72/Pmh+ 530 W 20.50% -0.340 32.0 kg -55 W, heavier, -2.1 pp
STP535S-C72/Pmh+ 535 W 20.70% -0.340 32.0 kg -50 W, heavier, -1.9 pp
STP540S-C72/Pmh+ 540 W 20.90% -0.340 32.0 kg -45 W, heavier, -1.7 pp
STP545S-C72/Pmh+ 545 W 21.10% -0.340 32.0 kg Hotter, heavier, -1.5 pp
STP545S-C72/Nmh+ 545 W 21.10% -0.320 32.8 kg -40 W, heavier, -1.5 pp
STP550S-C72/Pmh+ 550 W 21.30% -0.340 32.0 kg Hotter, heavier, -1.3 pp
STP550S-C72/Nmh+ 550 W 21.30% -0.320 32.8 kg -35 W, heavier, -1.3 pp
STP555S-C72/Pmh+ 555 W 21.50% -0.340 32.0 kg Hotter, heavier, -1.1 pp
AIKO-A650-MAE72Mw 650 W 25.20% -0.260 27.0 kg +65 W, cooler, +2.6 pp
AIKO-A645-MAE72Mw 645 W 25.00% -0.260 27.0 kg +60 W, cooler, +2.4 pp
AIKO-A640-MAE72Mw 640 W 24.80% -0.260 27.0 kg +55 W, cooler, +2.2 pp

Found 2327 panels of the same or similar size to this one, within ±10 mm. See them here Found 2369 panels of the same or similar size to this one, within ±25 mm. See them here Found 2383 panels of the same or similar size to this one, within ±50 mm. See them here Found 2548 panels of the same or similar size to this one, within ±100 mm. See them here

About the Ultra V Pro series

6 answered

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

What is the maximum power output of the Suntech Ultra V Pro panel?
The most powerful variants of the Ultra V Pro series reach up to 605 Wp. This is achieved through N-type TOPCon cells, which offer higher efficiency than conventional PERC technology. As a result, fewer modules are needed to cover the same roof area, lowering installation costs and simplifying system design for both residential and C&I projects.
Is the Suntech Ultra V Pro panel bifacial?
This Ultra V Pro variant with TOPCon cells has a monofacial construction, generating power only from the front side of the module. Suntech does offer bifacial versions within the broader Ultra V Pro family, featuring dual-glass construction - worth checking when selecting a specific model if extra yield from reflected light is a priority.
What warranty comes with Suntech Ultra V Pro panels?
The Ultra V Pro series carries a 12-year product warranty along with a 30-year linear power output warranty. This means the manufacturer guarantees a minimum level of energy production over three decades, providing predictable ROI and financial stability for the solar project.
How does TOPCon technology in Ultra V Pro differ from standard PERC panels?
The N-type TOPCon cells used in Ultra V Pro have a lower first-year degradation rate and smaller power losses in subsequent years compared to typical P-type PERC cells. In practice, the panel maintains higher efficiency for longer, resulting in greater cumulative energy yield over the system's lifetime.
Is Suntech a reliable and bankable panel manufacturer?
Suntech is a Chinese manufacturer with a long track record in the industry, classified as a Tier 1 supplier, which indicates financial stability and bankability for projects using its modules. This status makes it easier to secure financing and insurance, and provides greater confidence in future warranty servicing.
Do Ultra V Pro panels perform well in high summer temperatures?
Yes, one of the advantages of the TOPCon cells used in Ultra V Pro is a low temperature coefficient of power. This means a smaller performance drop during heat waves compared to older technologies, which matters when designing PV farms and rooftop installations in high-irradiance regions with hot summers.
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