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DAS Solar Brand review

DAS-LF132PA-470

470 Wp PERC
ComparePV verdict

Light for its output, modest efficiency

Rank 10,908 of 14,005
Compare panels Datasheet PDF
Power (Wp)
470
Typical for its class
Efficiency (%)
19.50
Weak · bottom 1%
Density (Wp/m²)
195.1
Weak · bottom 2%
Temp (%/°C)
-0.341
Typical · median -0.350
Weight (kg)
11.3
Strong · 13.2 kg below median
Warranty (yrs)
25
Typical · median 25 yrs

The DAS Solar DAS-LF132PA series was designed for installations where standard glass modules are either too heavy or structurally demanding. These panels feature a lightweight construction, making them ideal for mounting on roofs with limited load capacity, large-span halls, or during building modernization where minimal roof penetration is crucial. The application of monocrystalline cells in a half-cut configuration helps minimize internal losses and ensures stable performance under uneven sunlight exposure, which is particularly important for complex roof pitches or shaded elements. The modules have lower reflectivity compared to typical glass, which can be an advantage in residential installations and locations sensitive to glare. In practice, the DAS-LF132PA solves the compromise between weight and strength - offering weather resistance and load capacity similar to classic panels, while maintaining ease of transportation and faster installation. This makes it an excellent choice for installers looking to increase rooftop capacity without costly structural reinforcements.

Ranking

449 panels in the segment PERC 450-500 W
Metric This panel Median Position in segment Overall rank
Module efficiency 19.50% 20.82% Weak · bottom 1% 12,663
Power density 195.1 208.5 Weak · bottom 2% 12,652
Temperature coefficient -0.341 -0.350 Typical 10,331
Weight per kWp 24.0 53.1 Strong · top 2% 93
Performance warranty 25 yrs 25 yrs Typical 9,798
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

5 positive · 4 caution
Best for

Residential, commercial and shaded-installations.

Not ideal for

Tight roof space and roofs where every square metre has to count.

Strengths
24.0 kg per kWp

Top 2% of the PERC 450-500 W segment, against a median of 53.1. Ranked 93rd in the whole database.

Watch-outs
19.50% module efficiency

Bottom 1% of the PERC 450-500 W segment, against a median of 20.82%. Ranked 12,663rd in the whole database.

195.1 watts per square metre

Bottom 2% of the PERC 450-500 W segment, against a median of 208.5. Ranked 12,652nd in the whole database.

What owners get
~11 kg Weight – Approximately 50% Lighter Than Standard Glass Modules

The DAS-LF132PA weighs approximately 11.3 kg, compared to 21–25 kg for a typical glass module of equivalent power output, directly eliminating the need for costly structural roof reinforcement. This is particularly relevant for industrial warehouse rooftops and retrofit projects where the original load-bearing documentation imposes strict weight constraints.

BNEF Tier 1 Bankable (Confirmed Q2 2025)

DAS Solar has appeared on the BloombergNEF Tier 1 list at least since Q2 2025, satisfying bankability requirements for non-recourse financing by a minimum of six banks. This lowers the barriers to entry for larger-scale projects dependent on third-party project finance.

132-Cell Half-Cut Architecture – Superior Performance Under Partial Shading

The half-cut cell architecture bisects each cell, reducing resistive losses and limiting the impact of partial shading from obstructions such as chimneys, window frames, and dormers. In practice, installations on complex roof geometries yield higher energy output compared to full-cell PERC modules of the same nominal power rating.

Low Reflectivity – Reduced Glare Compared to Standard Glass

The use of composite materials in place of standard tempered glass lowers the module's surface reflectivity. This is either a regulatory requirement or a competitive advantage in dense residential developments and locations subject to planning conditions that restrict roof-related glare.

Trade-offs
18.9–19.7% Efficiency – Significant Gap vs. TOPCon

Peer comparables in this context — the JA Solar JAM54D40 LB and Astronergy ASTRO N7s 2.0 — achieve 23.8%, while the LONGi Hi-MO X10 reaches 23.3%. At the same nominal power output (475 Wp), the DAS-LF132PA requires approximately 21% more roof area (~2.41 m² vs. ~1.99 m²), limiting its competitiveness on rooftops with adequate structural capacity but constrained available area.

PERC (P-Type) Technology – Higher Degradation Rate Than N-Type

P-type PERC cells are susceptible to LID (light-induced degradation): first-year degradation is approximately 2% versus ~1% for N-type TOPCon, with annual degradation thereafter running at ~0.45% versus ~0.40% for TOPCon. Over a 25-year horizon, the cumulative energy yield difference can reach 3–5% relative to N-type modules of comparable rated power.

Notes from the database
  • At 19.5% efficiency, this panel is 1.3pp below the PERC 450-500W median of 20.8%
  • 195.1 W/m² power density is 13.4 W/m² below PERC 450-500W median (208.5 W/m²) - requires larger installation area
  • At -0.34%/°C, hot weather performance is typical for PERC 450-500W panels
  • At 11.3 kg, this panel is 13.2 kg lighter than PERC 450-500W median (24.5 kg) - easier handling during installation
  • #12663 for efficiency, #10331 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 470 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 19.50 % Weak Segment median 20.82%
Vmpp · Impp 38.15 V · 12.32 A Operating point at max power
Voc · Isc 45.93 V · 12.93 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2110×1142×30 mm · 2.41 m² of roof
Weight 11.3 kg Strong Strong · 13.2 kg below median
Cells 132 · PERC Monocrystalline
Coefficient Pmax -0.341 %/°C Typical median -0.350 of its segment
Coefficient Voc · Isc -0.262 · 0.038 %/°C
NOCT 43 °C At 800 W/m², 20 °C ambient
Product warranty 12 years Hardware defects only
Performance warranty 25 years Typical median 25 yrs · median 25 yrs
End-of-warranty output 85.5 % Equals 390 W guaranteed
Degradation 2.50 → 0.50 % 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
-

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
DAS Solar DAS-LF132PA-470 470 W 19.50% -0.341 11.3 kg You are here
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg Cooler, heavier, +5.5 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg Cooler, heavier, +5.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg Cooler, heavier, +5.2 pp
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg Cooler, heavier, +5.0 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg Cooler, heavier, +5.0 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg Cooler, heavier, +5.0 pp
DAS-LF132PA-455 455 W 18.90% -0.341 11.3 kg -15 W, -0.6 pp
DAS-LF132PA-460 460 W 19.10% -0.341 11.3 kg -10 W, -0.4 pp
DAS-LF132PA-465 465 W 19.30% -0.341 11.3 kg Very close match
DAS-LF132PA-475 475 W 19.70% -0.341 11.3 kg Very close match
GKA120N-PRO-590W 590 W 23.82% -0.300 26.7 kg +120 W, 15 kg heavier, +4.3 pp
GKA120N-PRO-585W 585 W 23.62% -0.300 26.7 kg +115 W, 15 kg heavier, +4.1 pp
BGO 580 580 W 23.50% -0.290 26.0 kg +110 W, heavier, +4.0 pp
GKA120N-PRO-580W 580 W 23.42% -0.300 26.7 kg +110 W, 15 kg heavier, +3.9 pp

Found 22 panels of the same or similar size to this one, within ±10 mm. See them here Found 402 panels of the same or similar size to this one, within ±25 mm. See them here Found 436 panels of the same or similar size to this one, within ±50 mm. See them here Found 632 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
How much does the DAS Solar DAS-LF132PA panel weigh, and is it suitable for roofs with low load-bearing capacity?
The DAS-LF132PA series are lightweight modules weighing approximately 11–12 kg — up to half the weight of standard glass panels of equivalent power output, which typically reach 20–25 kg. This makes them an excellent choice for industrial warehouses, trapezoidal metal-sheet roofs, older multi-family residential buildings, and any structure where a structural engineering assessment has identified limited roof load-bearing capacity. A consultation with a structural engineer prior to installation is still recommended.
What warranty does the DAS Solar DAS-LF132PA panel carry?
The manufacturer provides a 12-year product warranty covering materials and workmanship, along with a 25-year linear power output warranty. This means DAS Solar commits to maintaining a specified performance level for the module over a full quarter century. DAS Solar holds Tier 1 manufacturer status, which in practice reflects the company's financial credibility and ensures the warranty is genuinely enforceable.
What does it mean that the DAS-LF132PA panels feature half-cut PERC cells, and does it matter for my installation?
Half-cut technology splits each cell into two halves, reducing internal resistance and minimizing power losses under partial shading conditions — such as shading from a chimney, dormers, or nearby trees. PERC (Passivated Emitter Rear Cell) adds a reflective layer to the rear surface of the cell, allowing a portion of light to be recovered and increasing energy yield. In practice, on complex roof geometries, the LF132PA series loses less power under partial shading than older full-cell modules.
Do the DAS-LF132PA panels cause glare, and could they be an issue for neighbors or in heritage conservation zones?
The LF132PA series exhibits lower reflectivity than the float glass typically used in standard PV panels. This results in noticeably reduced glare, which is a significant advantage for installations in densely built residential areas, on listed or heritage buildings, or in locations where planning authorities consider the visual impact of a solar installation. While glare is not eliminated entirely, it is substantially reduced compared to conventional glass-foil modules.
What is the maximum power output of the DAS Solar DAS-LF132PA panel, and how many modules do I need for a typical residential installation?
The highest-rated variant in the series achieves 475 Wp under Standard Test Conditions (STC). A typical prosumer installation of 10 kWp requires approximately 22 modules, while a 6.5 kWp system requires around 14 modules. The exact number depends on actual household energy consumption, roof orientation, and available surface area. It is advisable to request a customized system design from your installer, including a simulation of annual energy yield.
Will the DAS-LF132PA panels perform well in winter and under low-irradiance conditions typical of Poland?
Yes. Monocrystalline PERC cells have a more favorable temperature coefficient than polycrystalline cells, meaning lower power losses during hot weather and relatively strong performance under low winter sun angles. The half-cut cell technology further limits the impact of partial shading caused by snow accumulating on a section of the roof surface. The manufacturer specifies a Nominal Module Operating Temperature (NMOT) of approximately 43°C, which is a favorable value for Polish climatic conditions.
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