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Amerisolar Brand review

AS-6M144-HC-435

435 Wp PERC
ComparePV verdict

Warranty pick, modest efficiency

Rank 10,439 of 14,005
Compare panels Datasheet PDF
Power (Wp)
435
Strong · top 22%
Efficiency (%)
19.90
Weak · bottom 10%
Density (Wp/m²)
199.0
Weak · bottom 11%
Temp (%/°C)
-0.360
Weak · bottom 15%
Weight (kg)
24.0
Typical · median 22.0 kg
Warranty (yrs)
30
Strong · top 17%

The AS-6M144-HC series consists of premium-class monocrystalline photovoltaic modules, designed for maximum performance in both large commercial installations and demanding prosumer systems. The key to their high efficiency is the combination of Half-Cell PERC technology with a 144-cell array and the use of multi-busbar - a greater number of collecting bars minimizes resistive losses and improves resistance to microcracks, which are a common cause of degradation in competing modules. This allows the modules to maintain excellent operating parameters even under partial shading and in low-sunlight conditions. The series is distinguished by its proven PID resistance (potential-induced degradation), which is crucial in high-voltage systems. The robust construction with a durable aluminum frame allows it to withstand extreme loads from snow and wind, and the panels have passed salt fog, ammonia, and hail resistance tests. Two-stage warranty - product and power - ensures the security of your investment for decades, making this series an attractive choice for installers and investors who prioritize reliability.

Ranking

954 panels in the segment PERC 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 19.90% 20.60% Weak · bottom 10% 12,331
Power density 199.0 206.2 Weak · bottom 11% 12,335
Temperature coefficient -0.360 -0.350 Weak · bottom 15% 12,345
Weight per kWp 55.2 53.0 Typical 9,588
Performance warranty 30 yrs 25 yrs Strong · top 17% 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

6 positive · 8 caution
Best for

Residential, commercial and shaded-installations.

Not ideal for

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

Strengths
30 year performance warranty

Top 17% of the PERC 400-450 W segment, against a median of 25 yrs.

Watch-outs
19.90% module efficiency

Bottom 10% of the PERC 400-450 W segment, against a median of 20.60%.

199.0 watts per square metre

Bottom 11% of the PERC 400-450 W segment, against a median of 206.2.

-0.360 %/°C temperature coefficient

Bottom 15% of the PERC 400-450 W segment, against a median of -0.350.

What owners get
Mechanical strength: 5400 Pa

The module is certified for a snow load of 5400 Pa and wind load of 2400 Pa, which exceeds the industry standard (3600 Pa / 2400 Pa). This makes the series suitable for installation in areas with heavy snowfall and strong winds.

30-year linear warranty on power

The manufacturer guarantees that the product will maintain more than 80% of its nominal power for 30 years, backed by a 30-year product warranty. This 30-year warranty period is longer than the standard 25-year warranty periods offered by many competitors in the PERC segment.

Half-cell PERC + multi-busbar (144 cells)

The 144-cell configuration with a central bypass diode reduces resistive losses and improves resistance to microcracks and partial shading, resulting in higher efficiency at low illumination levels compared to standard full-cell modules without MBB (Micro-Battery Bypass).

Certified resistance to PID and environmental conditions

The series has passed tests according to IEC TS 62804 (PID), IEC 61701 (salt spray), IEC 62716 (ammonia), and hail tests. The set of certificates includes IEC 61215, IEC 61730, UL 1703, and CE – which allows for use in installations exposed to aggressive industrial and coastal environments.

Efficiency of up to 21.27% in the PERC class

The maximum efficiency of 21.27% places the series in close competition with comparable JS Solar and Jinko Solar JS182MHC120 (21.48%) modules. This represents a solid technological achievement for its generation, considering it's a PERC module from 2020.

Trade-offs
Production is complete – limited availability

The series has been discontinued (released in 2020). Availability is limited to existing stock held by distributors; there is no ongoing service support and it is difficult to obtain replacement modules for expansion or to replace damaged units.

Performance is 1.51 percentage points below the segment leader.

A comparable DAH DHN-54R18/DG(BW) achieves 22.78% efficiency, compared to the maximum 21.27% of the AS-6M144-HC series. This difference of 1.51% indicates that the DAH installation, with the same roof area, will actually produce more energy.

Outdated P-type PERC technology (2020)

From 2022-2023, the premium segment has been dominated by N-type TOPCon and HJT cells, which offer a lower LID degradation rate, better temperature coefficients, and higher efficiencies (>22%). The 2020 PERC module does not match these parameters.

Reported issues with warranty service

Independent reports from commercial installations (3.6 MW) indicate negative results from TÜV Rheinland tests, which are inconsistent with the declared power tolerance, as well as very poor handling of warranty claims. This poses a significant risk, particularly in large investments where enforcing warranties is crucial.

Lack of bifaciality when comparing to similar peers

The module is monofacial (is_bifacial: false), while the DAH DHN-54R18/DG(BW) offers a bifacial design. When mounted on reflective surfaces (concrete, gravel, snow), the potential yield loss is estimated to be 5–15% per year.

Notes from the database
  • Efficiency of 19.9% is 0.7pp below the PERC 400-450W median (20.6%)
  • Power density of 199.0 W/m² is 7.2 W/m² below PERC 400-450W median (206.2 W/m²) - needs more roof space
  • At -0.36%/°C, hot weather performance is typical for PERC 400-450W panels
  • Weight of 24.0 kg is 2.0 kg above PERC 400-450W median (22.0 kg) - verify structural support
  • In the top 88% for efficiency among all PERC panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 435 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 19.90 % Weak Segment median 20.60%
Vmpp · Impp 41.20 V · 10.56 A Operating point at max power
Voc · Isc 49.60 V · 11.10 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2102×1040×35 mm · 2.19 m² of roof
Weight 24.0 kg Typical Typical · median 22.0 kg
Cells 144 · PERC Monocrystalline
Coefficient Pmax -0.360 %/°C Weak bottom 15% of its segment
Coefficient Voc · Isc -0.280 · 0.050 %/°C
NOCT 43 °C At 800 W/m², 20 °C ambient
Product warranty 20 years Hardware defects only
Performance warranty 30 years Strong top 17% · median 25 yrs
End-of-warranty output 81.5 % Equals 355 W guaranteed
Degradation 2.50 → 0.55 % 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
-0.360 %/°C against a segment median of -0.350
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Amerisolar AS-6M144-HC-435 435 W 19.90% -0.360 24.0 kg You are here
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg +50 W, cooler, +4.4 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg +50 W, cooler, +4.4 pp
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg +50 W, cooler, +4.4 pp
GK-5-54HG-485M 485 W 24.30% -0.260 21.0 kg +50 W, cooler, +4.4 pp
ZEUS 3.0+ 108 485WP 485 W 24.30% -0.260 24.2 kg +50 W, cooler, +4.4 pp
AS-6M144-HC-430 430 W 19.46% -0.360 24.0 kg -0.4 pp
AS-6M144-HC-440 440 W 20.13% -0.360 24.0 kg +0.2 pp
AS-6M144-HC-445 445 W 20.36% -0.360 24.0 kg +10 W, +0.5 pp
AS-6M144-HC-450 450 W 20.58% -0.360 24.0 kg +15 W, +0.7 pp
AS-6M144-HC-455 455 W 20.81% -0.360 24.0 kg +20 W, +0.9 pp
AS-6M144-HC-460 460 W 21.04% -0.360 24.0 kg +25 W, +1.1 pp
AS-6M144-HC-465 465 W 21.27% -0.360 24.0 kg +30 W, +1.4 pp
GKA120N-PRO-590W 590 W 23.82% -0.300 26.7 kg +155 W, cooler, +3.9 pp
GKA120N-PRO-585W 585 W 23.62% -0.300 26.7 kg +150 W, cooler, +3.7 pp
BGO 580 580 W 23.50% -0.290 26.0 kg +145 W, cooler, +3.6 pp
GKA120N-PRO-580W 580 W 23.42% -0.300 26.7 kg +145 W, cooler, +3.5 pp

Found 289 panels of the same or similar size to this one, within ±10 mm. See them here Found 325 panels of the same or similar size to this one, within ±25 mm. See them here Found 352 panels of the same or similar size to this one, within ±50 mm. See them here Found 1036 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What warranty is provided for the Amerisolar AS-6M144-HC panels?
The AS-6M144-HC series comes with a two-tier warranty: a 20-year product warranty covering material and workmanship defects, and a 30-year linear power output warranty. The latter guarantees that the module will retain a specified percentage of its nominal power over three decades of operation, making this series a sound long-term investment for both residential prosumers and commercial energy investors.
Is the AS-6M144-HC series still available for purchase?
The AS-6M144-HC series has been discontinued and is no longer actively manufactured by Amerisolar. Availability through secondary markets or distributors holding existing stock remains possible, though increasingly limited. If you are planning a new installation, it is advisable to check with your supplier regarding current inventory levels or to consider newer Amerisolar series offering higher power outputs and conversion efficiencies.
How does the Half-Cut PERC technology used in the AS-6M144-HC panels work?
Half-cut cell technology involves splitting each cell in half, which reduces the current flowing through the module and lowers resistive losses. PERC (Passivated Emitter and Rear Cell) adds a passivation layer to the rear of the cell, reflecting uncaptured photons back into the active material. The combined result is a higher conversion efficiency (up to 21.27%) and improved performance under partial shading conditions compared to standard monocrystalline cells.
What is the maximum power output of the Amerisolar AS-6M144-HC panel, and what type of installation is it suited for?
The highest-power variant in the series achieves 465 Wp under STC conditions. This is a typical power rating for premium-class modules from the 2020–2022 period, suitable for both residential rooftop installations (5–15 kWp systems) and utility-scale solar farms. The module dimensions of 2102×1040×35 mm and a weight of approximately 24 kg are standard for 144-cell modules, ensuring broad compatibility with common mounting structures.
Can the AS-6M144-HC panels withstand heavy snow loads and high wind speeds?
Yes. The robust aluminum frame of the AS-6M144-HC modules is rated to withstand a snow load of up to 5400 Pa and a wind load of up to 2400 Pa. The series has also passed resistance tests for salt mist, ammonia, and hail, making it suitable for installation in diverse climatic conditions, including mountain and coastal locations in Poland.
What is PID resistance, and do the Amerisolar AS-6M144-HC panels have it?
PID (Potential Induced Degradation) is a module degradation phenomenon caused by high system voltage, resulting in progressive power loss. The AS-6M144-HC series has certified PID resistance, which is especially important in large string installations operating at high system voltages — even exceeding 1000 V. This ensures that the modules maintain stable power output throughout the entire warranty period without the need for additional protective measures.
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