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Solarspace Brand review

SSA-54HD-505N

505 Wp N-type Bifacial 80%
ComparePV verdict

Solid all-round for its segment

Rank 6,843 of 14,005
Compare panels Datasheet PDF
Power (Wp)
505
Weak · bottom 21%
Efficiency (%)
22.71
Typical · median 22.54%
Density (Wp/m²)
227.1
Typical · median 225.3
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
26.5
Typical · median 26.2 kg
Warranty (yrs)
30
Typical · median 30 yrs

The Solarspace SSA-54HD 485-510N (Lumina II) series are monocrystalline modules designed for high performance in real-world conditions, even under cloudy skies and at elevated temperatures. The use of N-type cells in TOPCon technology results in more stable energy production over the long term, with limited degradation and good performance even in less sunny conditions. This is a practical solution to a common problem faced by installers and investors: how to maximize energy yield from a limited roof area.

The Lumina II modules also stand out due to their favorable temperature coefficient, which helps maintain efficiency during the summer months when traditional systems lose the most performance. Additional safety is provided by their robust construction and sealed connection box, as well as compatibility with popular connectors, which makes installation and maintenance easier.

This is a good choice for residential and commercial installations, where maximizing energy yield from a limited space and predictable performance over the years are important, and these are supported by a long linear warranty.

Ranking

140 panels in the segment N-type 500-550 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.71% 22.54% Typical 3,285
Power density 227.1 225.3 Typical 3,312
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 52.5 50.0 Typical 6,016
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

0 positive · 0 caution
Best for

Residential, commercial and hot-climate.

Notes from the database
  • Efficiency of 22.7% matches the N-type 500-550W median
  • Power density of 227.1 W/m² matches the N-type 500-550W median
  • Temperature coefficient of -0.29%/°C matches the N-type 500-550W median
  • Bifaciality factor of 80% can add 4-12% extra yield with reflective mounting surface
  • #3285 for efficiency, #2165 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 505 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.71 % Typical Segment median 22.54%
Vmpp · Impp 33.52 V · 15.08 A Operating point at max power
Voc · Isc 40.32 V · 15.88 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1961×1134×30 mm · 2.22 m² of roof
Weight 26.5 kg Typical Typical · median 26.2 kg
Cells 108 · N-type Monocrystalline
Bifaciality 80 % Rear output as a share of front
Coefficient Pmax -0.290 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.260 · 0.045 %/°C
NOCT 45 °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 441 W guaranteed
Degradation 1.00 → 0.40 % First year, then annual

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
-0.290 %/°C against a segment median of -0.290
-
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
Solarspace SSA-54HD-505N 505 W 22.71% -0.290 26.5 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg Cooler, lighter, +2.3 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg Cooler, lighter, +2.1 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg Cooler, lighter, +2.0 pp
LR7-60HVH-555M 555 W 24.60% -0.260 25.0 kg +50 W, cooler, +1.9 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg Cooler, lighter, +1.8 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg Cooler, lighter, +1.8 pp
SSA-54HD-485N 485 W 21.81% -0.290 26.5 kg -20 W, -0.9 pp
SSA-54HD-490N 490 W 22.03% -0.290 26.5 kg -15 W, -0.7 pp
SSA-54HD-495N 495 W 22.26% -0.290 26.5 kg -10 W, -0.4 pp
SSA-54HD-500N 500 W 22.48% -0.290 26.5 kg -0.2 pp
SSA-54HD-510N 510 W 22.93% -0.290 26.5 kg +0.2 pp
SSA-54HD-515N 515 W 23.16% -0.290 26.5 kg +10 W, +0.4 pp
LR7-60HVH-560M 560 W 24.80% -0.260 25.0 kg +55 W, cooler, +2.1 pp
LR7-60HVHL-550M 550 W 24.40% -0.260 16.3 kg +45 W, lighter, +1.7 pp
JAT60S40-540/LR 540 W 24.40% -0.260 23.5 kg +35 W, lighter, +1.7 pp
GK-5-60HG-540M 540 W 24.40% -0.260 23.3 kg +35 W, lighter, +1.7 pp

Found 471 panels of the same or similar size to this one, within ±10 mm. See them here Found 508 panels of the same or similar size to this one, within ±25 mm. See them here Found 662 panels of the same or similar size to this one, within ±50 mm. See them here Found 1471 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
Are the Solarspace SSA-54HD Lumina II panels bifacial modules, and what does that mean for my system?
Yes, the Lumina II series features bifacial modules. The rear side of the panel generates additional energy from light reflected off the roof surface or ground — an effect particularly pronounced with high-albedo surfaces such as white TPO membranes or light-colored gravel. Depending on the installation environment, this can translate to several extra percentage points of annual yield without increasing the system footprint.
What warranty does the Solarspace SSA-54HD 485-510N (Lumina II) series come with?
The manufacturer provides a 12-year product warranty and a 30-year linear power warranty. A linear warranty means degradation is spread evenly across the entire operating period, ensuring the panel retains a defined percentage of its original output after 30 years. This is one of the longer standards available on the market, reflecting the durability inherent to N-type TOPCon cells.
Why is the N-type TOPCon technology in Lumina II better than older PERC cells?
N-type TOPCon cells exhibit significantly lower initial degradation (LID/LeTID) and perform better at elevated temperatures and low irradiance levels. Standard P-type PERC modules typically lose 1 to 3 percent of rated power in the first months of operation due to light-induced degradation, while N-type cells are largely immune to this effect. The result is higher energy yield across the full system lifetime.
What is the peak power of Solarspace Lumina II panels, and how many modules does a typical residential system need?
The top model in the series delivers 510 Wp of peak power. A typical 10 kWp residential system requires approximately 20 modules. The high per-unit power output means you cover less roof area for the same energy production — a significant advantage whenever usable roof space is limited.
Will the Solarspace SSA-54HD Lumina II series perform well in Central European climate conditions — on overcast days and in winter?
Yes. Lumina II modules are engineered for real-world operating conditions, including diffuse irradiance and overcast skies. N-type TOPCon technology delivers better low-light performance than conventional PERC cells. A favorable temperature coefficient also limits power losses during summer months when panel temperatures rise, resulting in more consistent output throughout the year.
Is Solarspace a reliable manufacturer — are they listed as Tier 1?
Solarspace is recognized as a Tier 1 manufacturer by independent PV market analysts. This classification means the company meets strict criteria for financial stability, production capacity, and product quality. Tier 1 status also carries practical weight: modules from such manufacturers are more readily accepted by banks and leasing institutions financing renewable energy projects, making system financing more straightforward.
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