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Sharp Brand review

NU-JD550

550 Wp PERC
ComparePV verdict

Light for its output, short guarantee

Rank 8,006 of 14,005
Compare panels Datasheet PDF
Power (Wp)
550
Weak · bottom 15%
Efficiency (%)
21.30
Typical · median 21.29%
Density (Wp/m²)
212.9
Typical · median 212.9
Temp (%/°C)
-0.341
Typical · median -0.350
Weight (kg)
27.5
Strong · 3.3 kg below median
Warranty (yrs)
25
Weak · bottom 24%

The Sharp NU-JD series consists of modules designed for large-scale installations - from commercial rooftops to PV farms - where energy yield, reliability, and quick assembly are crucial. The use of half-cut monocrystalline solar cells minimizes electrical losses and improves performance under partial shading, which, in practice, reduces the risk of daily production drops. The multi-busbar technology with rounded strips is also noteworthy, as it effectively collects current from the cells and is less susceptible to microcracks that can occur during transportation and operation at varying temperatures.

The NU-JD series also emphasizes a design focused on longevity - solutions that minimize heat buildup and provide resistance to typical environmental factors, which are particularly important when installing on industrial sites. For installers, simplified wiring and assembly logistics are also key features, as they reduce the time required for installation and help to lower the overall system cost. This is the choice for investors who want stable production and predictable performance over many years.

Ranking

589 panels in the segment PERC 550-600 W
Metric This panel Median Position in segment Overall rank
Module efficiency 21.30% 21.29% Typical 8,519
Power density 212.9 212.9 Typical 8,497
Temperature coefficient -0.341 -0.350 Typical 10,331
Weight per kWp 50.0 52.7 Strong · top 23% 3,298
Performance warranty 25 yrs 27 yrs Weak · bottom 24% 9,798
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

1 positive · 1 caution
Best for

Commercial, utility-scale and shaded-installations.

Not ideal for

Owners who want a long output guarantee.

Strengths
50.0 kg per kWp

Top 23% of the PERC 550-600 W segment, against a median of 52.7.

Watch-outs
25 year performance warranty

Bottom 24% of the PERC 550-600 W segment, against a median of 27 yrs.

Notes from the database
  • Efficiency of 21.3% matches the PERC 550-600W median
  • Power density of 212.9 W/m² matches the PERC 550-600W median
  • At -0.34%/°C, hot weather performance is typical for PERC 550-600W panels
  • Weight of 27.5 kg (3.3 kg below PERC 550-600W median of 30.8 kg) allows easier transport and roof mounting
  • Ranked #8519 out of 14005 panels for efficiency in the database

Specifications

Open datasheet PDF
Nominal power (Pmax) 550 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 21.30 % Typical Segment median 21.29%
Vmpp · Impp 42.02 V · 13.09 A Operating point at max power
Voc · Isc 50.70 V · 13.81 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2278×1134×35 mm · 2.58 m² of roof
Weight 27.5 kg Strong Strong · 3.3 kg below median
Cells 144 · PERC Monocrystalline
Coefficient Pmax -0.341 %/°C Typical median -0.350 of its segment
Coefficient Voc · Isc -0.262 · 0.054 %/°C
NOCT 43 °C At 800 W/m², 20 °C ambient
Product warranty 12 years Hardware defects only
Performance warranty 25 years Weak bottom 24% · median 27 yrs

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
-0.341 %/°C against a segment median of -0.350
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Sharp NU-JD550 550 W 21.30% -0.341 27.5 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg Cooler, +3.7 pp, +5 yr warranty
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg Cooler, +3.5 pp, +5 yr warranty
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg Cooler, +3.4 pp, +5 yr warranty
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg Cooler, +3.3 pp, +5 yr warranty
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg -50 W, cooler, +3.2 pp
NU-JD540 540 W 20.89% -0.341 27.8 kg -10 W, -0.4 pp
NU-JD545 545 W 21.10% -0.341 27.5 kg Very close match
NB-JD570 570 W 22.07% -0.300 32.5 kg Cooler, heavier, +5 yr warranty
NB-JD575 575 W 22.26% -0.300 32.5 kg Heavier, +1.0 pp, +5 yr warranty
NB-JD580 580 W 22.45% -0.300 32.5 kg Heavier, +1.1 pp, +5 yr warranty
AIKO-A650-MAE72Mw 650 W 25.20% -0.260 27.0 kg +100 W, cooler, +3.9 pp
AIKO-A645-MAE72Mw 645 W 25.00% -0.260 27.0 kg +95 W, cooler, +3.7 pp
AIKO-A640-MAE72Mw 640 W 24.80% -0.260 27.0 kg +90 W, cooler, +3.5 pp
AIKO-A635-MAE72Mw 635 W 24.60% -0.260 27.0 kg +85 W, cooler, +3.3 pp
AIKO-A630-MAH72Dw 630 W 24.40% -0.260 32.5 kg +80 W, cooler, +3.1 pp

Found 2326 panels of the same or similar size to this one, within ±10 mm. See them here Found 2368 panels of the same or similar size to this one, within ±25 mm. See them here Found 2382 panels of the same or similar size to this one, within ±50 mm. See them here Found 2547 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
Is the Sharp NU-JD series still available for purchase?
The Sharp NU-JD series has been discontinued and is no longer offered as a new product through authorized distributors. Leftover stock may occasionally appear in the market, but availability is limited and unreliable. If you are planning a new installation, it is advisable to consider Sharp's current lineup or other Tier 1 manufacturers with comparable power output and technology to ensure long-term service and parts availability.
What warranty does the Sharp NU-JD 550W panel carry?
Sharp provides a 15-year product warranty and a 25-year linear power output guarantee for the NU-JD series. At least 98% of nominal power is guaranteed in year one, declining linearly to a minimum of 85.04% of Pnom by year 25. These are strong warranty terms consistent with a Tier 1 Japanese manufacturer and make the series a sound choice for long-term commercial projects.
What is half-cut PERC technology and why did Sharp use it in the NU-JD series?
Half-cut PERC technology splits each PERC cell into two halves, reducing internal resistance and resistive losses. The result is better performance under partial shading conditions — such as chimneys, antennas, or adjacent panel rows — because a shaded half-cell does not disable the entire string. In the NU-JD series, Sharp combines half-cut cells with multi-busbar rounded ribbons, which improves current collection and reduces the risk of microcracks during transport and thermal cycling.
What snow and wind load ratings do Sharp NU-JD modules have?
The Sharp NU-JD 550W module is rated for a snow load of up to 5,400 Pa and a wind load of up to 2,400 Pa. This makes it suitable for commercial rooftops in heavy-snow regions and open-field PV farms exposed to strong winds. Always verify local structural requirements with a licensed engineer when designing the mounting system.
How heavy is the Sharp NU-JD 550W panel and is it easy to install?
The Sharp NU-JD 550W module weighs 27.5 kg and measures 2,278 × 1,134 × 35 mm. These are standard dimensions for a 550 W commercial-grade module designed for rooftop or ground-mounted utility and C&I projects rather than residential rooftops. Sharp incorporated wiring and logistics features intended to shorten installation time, which translates to meaningful BoS cost savings on large-scale deployments with hundreds of panels.
Are Sharp NU-JD 550W panels compatible with 1,500 V system voltage inverters?
Yes, the NU-JD series is certified for 1,500 V DC system voltage, which is the industry standard for large commercial and utility-scale PV installations. Higher system voltage allows more modules per string, reducing cabling runs and transmission losses. When sizing an inverter, verify that the MPPT input voltage range matches the expected string voltage across the full operating temperature range of the NU-JD module.
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