--- title: "Amerisolar AS-7M144-HC-535 535W Solar Panel - Specs & Review | ComparePV" description: "Amerisolar AS-7M144-HC-535 535W solar panel. Specs: 20.70% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/artsolar-as-7m144-hc-535" updated: 2026-09-11 --- # Amerisolar AS-7M144-HC-535 Middle of its segment, weak in heat 706 panels in the segment PERC 500-550 W ## Identity - **Manufacturer:** Amerisolar - **Model:** AS-7M144-HC-535 - **Series:** AS-7M144-HC - **Rated power:** 535 W - **Cell technology:** PERC ## How it compares Compared against segment PERC 500-550 W (706 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 535 W | 535 W | Typical | | | Module efficiency | 20.70% | 20.90% | Typical | 10,764 | | Power density | 207.0 | 209.0 | Weak - bottom 25% | 10,849 | | Temperature coefficient | -0.360 | -0.350 | Weak - bottom 9% | 12,345 | | Weight (kg) | 29.0 kg | 28.4 kg | Typical | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 20.70% | 20.90% | Typical | 10,764 | | Power density | 207.0 | 209.0 | Weak - bottom 25% | 10,849 | | Temperature coefficient | -0.360 | -0.350 | Weak - bottom 9% | 12,345 | | Weight per kWp | 54.2 | 53.0 | Typical | 8,430 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Watch out for - **-0.360 %/°C temperature coefficient** - Bottom 9% of the PERC 500-550 W segment, against a median of -0.350. Ranked 12,345th in the whole database. - **207.0 watts per square metre** - Bottom 25% of the PERC 500-550 W segment, against a median of 209.0. - **Best for:** Commercial and shaded-installations. - **Not ideal for:** Hot climates and roofs where every square metre has to count. ## Specification ### Electrical - **Rated power (Pmax):** 535 W - **Efficiency:** 20.70 % - **Voltage at Pmax (Vmp):** 41.20 V - **Current at Pmax (Imp):** 12.99 A - **Open-circuit voltage (Voc):** 49.40 V - **Short-circuit current (Isc):** 13.82 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.360 %/degC - **Temperature coefficient of Voc:** -0.280 %/degC - **Temperature coefficient of Isc:** 0.050 %/degC - **NOCT:** 43 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** PERC - **Cell count:** 144 ### Physical - **Length:** 2279 mm - **Width:** 1134 mm - **Thickness:** 35 mm - **Weight:** 29.0 kg - **Area:** 2.58 m2 - **Power density:** 207.0 Wp/m2 ### Warranty and degradation - **Product warranty:** 20 years - **Performance warranty:** 30 years - **First-year degradation:** 2.50 % ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 10764 of 14005 | | Power density | 10849 of 14005 | | Temperature coefficient | 12345 of 14005 | | Weight | 8430 of 14005 | | Warranty | 21 of 14005 | ## Pros - **30-year linear warranty on power** - The manufacturer guarantees performance for 30 years – this is a significant advantage over many competitors offering standard 25-year warranties. For commercial installations with a power output of 100–500 kWp, the extended warranty directly improves the project's financial model and makes investment financing easier. - **Mechanical strength: 5400 Pa (snow)** - The aluminum frame is certified to withstand snow loads up to 5400 Pa and wind loads up to 2400 Pa – values significantly above the typical minimum (2400/2400 Pa). In the Polish climate, where the standard snow load in mountainous and sub-mountain areas reaches the fourth zone (approximately 3000 Pa), this provides a significant safety margin. - **Efficiency of up to 21.28% – comparable to other similar companies** - The maximum efficiency of 21.28% places this module on par with the IBC Solar 182M Half Cell (21.28%) and close to the Goldi Solar GS10-B144-TF and S-Energy SL65-72BGJ (both 21.3%). The module does not lag behind its direct competitors in terms of energy conversion per square meter. - **Half-cut PERC technology + 144-cell MBB** - Dividing the cell in half reduces resistive losses and limits the impact of partial shading – while maintaining the same nominal power, it generates a higher annual yield compared to older full-cell systems. The multi-busbar (MBB) technology reduces thermal stress and microcracks, which translates into slower long-term degradation. - **More than 30 years of manufacturing experience** - Amerisolar has been operating continuously since 1993, representing over three decades of photovoltaic module production. Its long history in the market reduces the risk of the manufacturer suddenly disappearing during the warranty period – a significant factor when considering a 30-year investment horizon. ## Cons - **Lack of bifaciality** - The AS-7M144-HC series is a monofacial module. In installations with a clear substrate (gravel, concrete), bifacial modules achieve a real additional energy yield of 5–15% from the rear side. This represents a significant cost alternative for PV farm projects. - **The PERC technology in the context of the TOPCon expansion** - In 2025-2026, N-type TOPCon modules became the standard, with pricing approaching that of PERC, offering a lower LID (light-induced degradation) coefficient and a better temperature coefficient (approximately -0.30%/°C vs -0.35%/°C for PERC). The AS-7M144-HC, designed in 2021, does not utilize these improvements, which could result in slightly lower overall performance in warm climates or in installations without adequate cooling. - **Documented issues related to handling customer complaints** - Independent sources (SolarReviews, EnergySage) and the case of the 3.7 MWp project, along with TÜV Rheinland testing, indicate significant difficulties with the claims process at Amerisolar. For commercial investors, where enforcing guarantees over decades is crucial, this represents a real operational risk. ## About this series The **Amerisolar AS-7M144-HC** series consists of monocrystalline photovoltaic panels using **PERC technology with half-cut cells**, which significantly reduce resistive losses and improve partial shading resistance. The use of **144 cells with a multi-busbar technology** results in better current distribution, reduced thermal stress, and a longer module lifespan compared to traditional designs. The panel features an **exceptionally robust aluminum frame**, capable of withstanding extreme wind and snow loads - a crucial feature for the Polish climate, where weather conditions can be demanding. The 144-cell format in a large enclosure makes this series particularly attractive for industrial, commercial, and agricultural installations, where maximum power output from a limited roof or ground area is essential. **A 25-year linear performance warranty** ensures predictable returns on investment. The AS-7M144-HC is a proposition for investors seeking a proven technology at a competitive price, combining reliability with high solar energy conversion efficiency. ## Notable figures - Efficiency of 20.7% matches the \*\*PERC 500-550W\*\* median - At 207.0 W/m² power density, roof space requirements are typical for \*\*PERC 500-550W\*\* panels - Temperature coefficient of -0.36%/°C matches the \*\*PERC 500-550W\*\* median - #10764 for efficiency, #12345 for temperature performance out of 14005 panels ## Questions ### What warranty does the Amerisolar AS-7M144-HC series carry? The Amerisolar AS-7M144-HC comes with a 20-year product warranty covering manufacturing defects and a 30-year linear power output warranty. This means the manufacturer guarantees a defined minimum power output level for three decades, providing a predictable and secure return on investment. This is one of the longest warranty standards available in this price class on the market. ### Are the Amerisolar AS-7M144-HC panels suitable for large-scale industrial and agricultural installations? Yes, the AS-7M144-HC series is designed with commercial, industrial, and agricultural installations in mind. With a maximum power output of 550 Wp and dimensions of 2279×1134 mm, the module delivers high power density from a limited footprint. The 144 half-cut cell technology combined with multi-busbar architecture reduces losses under partial shading conditions, which is particularly important in large ground-mounted solar farms. ### How does PERC half-cut cell technology affect the performance of the AS-7M144-HC on overcast days? PERC half-cut cells exhibit higher sensitivity to diffuse irradiance due to the enhanced passivated rear reflective layer, which captures a broader spectrum of incoming light. Splitting each cell in half reduces resistive losses and limits the impact of partial shading on the entire string. The practical result is improved energy yield under Polish climatic conditions, where cloud cover is prevalent for a significant portion of the year. ### What mechanical loads can the Amerisolar AS-7M144-HC panel withstand — is it suitable for regions with heavy snowfall? The aluminum-framed AS-7M144-HC module is rated to withstand a snow load of up to 5400 Pa and a wind pressure of up to 2400 Pa. These figures are well above the requirements for most locations in Poland, including mountainous regions. The panel is fully suitable for rooftop installations prone to snow accumulation — structural mechanical durability is one of the key strengths of this series. ### Is the Amerisolar AS-7M144-HC a bifacial panel? No, the AS-7M144-HC series is a monofacial module. Solar energy is harvested exclusively from the front side of the cells. If bifacial technology is a priority — which additionally captures irradiance reflected from the ground surface and can increase energy yield by several percent — Amerisolar offers a dedicated bifacial module line designated with the BHC suffix. ### What is the conversion efficiency of the Amerisolar AS-7M144-HC 550 W panel, and how does it compare to competing products? The AS-7M144-HC 550 Wp module achieves a module efficiency of up to approximately 21.3%, placing it in the upper tier among first-generation PERC panels. By comparison, lower-cost multicrystalline modules typically top out below 18%. The higher efficiency means that more power can be generated from the same roof area compared to older-generation modules, which is especially significant where available space is limited. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/AS-7M144-HC-Module-Specification-2279-1134-35mm-a53b0dd34fd0.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | Cooler, lighter, +4.3 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | Cooler, lighter, +4.1 pp | | [Longi Solar LR7-60HVH-560M](https://comparepv.com/panel/longi-lr7-60hvh-560m) | 560 W | Cooler, lighter, +4.1 pp | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | Cooler, lighter, +4.0 pp | | [Longi Solar LR7-60HVH-555M](https://comparepv.com/panel/longi-lr7-60hvh-555m) | 555 W | Cooler, lighter, +3.9 pp | | [AIKO AIKO-A490-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a490-mce54mw) | 490 W | Cooler, lighter, +3.8 pp | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | Cooler, lighter, +3.8 pp | | [Amerisolar AS-7M144-HC-525](https://comparepv.com/panel/artsolar-as-7m144-hc-525) | 525 W | -10 W, -0.4 pp | | [Amerisolar AS-7M144-HC-530](https://comparepv.com/panel/artsolar-as-7m144-hc-530) | 530 W | Very close match | | [Amerisolar AS-7M144-HC-540](https://comparepv.com/panel/artsolar-as-7m144-hc-540) | 540 W | Very close match | | [Amerisolar AS-7M144-HC-545](https://comparepv.com/panel/artsolar-as-7m144-hc-545) | 545 W | +10 W, +0.4 pp | | [Amerisolar AS-7M144-HC-550](https://comparepv.com/panel/artsolar-as-7m144-hc-550) | 550 W | +15 W, +0.6 pp | | [Amerisolar AS-7M144N-HC-560](https://comparepv.com/panel/artsolar-as-7m144n-hc-560) | 560 W | +25 W, cooler, +1.0 pp | | [Amerisolar AS-7M144N-HC-565](https://comparepv.com/panel/artsolar-as-7m144n-hc-565) | 565 W | +30 W, cooler, +1.2 pp | | [Amerisolar AS-7M144N-HC-570](https://comparepv.com/panel/artsolar-as-7m144n-hc-570) | 570 W | +35 W, cooler, +1.4 pp | | [Amerisolar AS-7M144N-HC-575](https://comparepv.com/panel/artsolar-as-7m144n-hc-575) | 575 W | +40 W, cooler, +1.6 pp | | [AIKO AIKO-A650-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a650-mae72mw) | 650 W | +115 W, cooler, +4.5 pp | --- Source: https://comparepv.com/panel/artsolar-as-7m144-hc-535 Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.