--- title: "Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440W) 440W Solar Panel - Specs & Review | ComparePV" description: "Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440W) 440W solar panel. Specs: 22.50% efficiency, Monocrystalline cells." source: "https://comparepv.com/panel/hanwha-q-cells-america-inc-q-tron-blk-m-g2-h1-ac-power-class-440w" updated: 2026-09-11 --- # Q-Cells Q.TRON BLK M-G2.H1+/AC (Power class 440W) Space saver, short guarantee 321 panels in the segment N-type 400-450 W ## Identity - **Manufacturer:** Q-Cells - **Model:** Q.TRON BLK M-G2.H1+/AC (Power class 440W) - **Series:** Q.TRON AC SERIES - **Rated power:** 440 W - **Cell technology:** N-type ## How it compares Compared against segment N-type 400-450 W (321 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 440 W | 430 W | Strong - top 23% | | | Module efficiency | 22.50% | 21.91% | Strong - top 10% | 4,222 | | Power density | 225.3 | 218.3 | Strong - top 9% | 4,099 | | Temperature coefficient | -0.300 | -0.290 | Weak - bottom 25% | 6,093 | | Weight (kg) | 22.9 kg | 22.0 kg | Typical | | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 11% | 9,798 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 22.50% | 21.91% | Strong - top 10% | 4,222 | | Power density | 225.3 | 218.3 | Strong - top 9% | 4,099 | | Temperature coefficient | -0.300 | -0.290 | Weak - bottom 25% | 6,093 | | Weight per kWp | 52.2 | 51.2 | Typical | 5,625 | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 11% | 9,798 | ### Strengths - **225.3 watts per square metre** - Top 9% of the N-type 400-450 W segment, against a median of 218.3. Ranked 4,099th in the whole database. - **22.50% module efficiency** - Top 10% of the N-type 400-450 W segment, against a median of 21.91%. Ranked 4,222nd in the whole database. ### Watch out for - **25 year performance warranty** - Bottom 11% of the N-type 400-450 W segment, against a median of 30 yrs. - **-0.300 %/°C temperature coefficient** - Bottom 25% of the N-type 400-450 W segment, against a median of -0.290. - **Best for:** Residential and shaded-installations. - **Not ideal for:** Owners who want a long output guarantee and hot climates. ## Specification ### Electrical - **Rated power (Pmax):** 440 W - **Efficiency:** 22.50 % - **Voltage at Pmax (Vmp):** 33.33 V - **Current at Pmax (Imp):** 13.20 A - **Open-circuit voltage (Voc):** 39.88 V - **Short-circuit current (Isc):** 13.90 A - **Max system voltage:** 1000 V ### Temperature - **Temperature coefficient of Pmax:** -0.300 %/degC - **Temperature coefficient of Voc:** -0.240 %/degC - **Temperature coefficient of Isc:** 0.040 %/degC - **NOCT:** 43 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** N-type - **Cell count:** 216 ### Physical - **Length:** 1722 mm - **Width:** 1134 mm - **Thickness:** 40 mm - **Weight:** 22.9 kg - **Area:** 1.95 m2 - **Power density:** 225.3 Wp/m2 ### Warranty and degradation - **Product warranty:** 25 years - **Performance warranty:** 25 years - **Output guaranteed at end of warranty:** 90.6 % - **First-year degradation:** 1.50 % - **Annual degradation:** 0.33 % - **Output after 30 years:** 391 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 4222 of 14005 | | Power density | 4099 of 14005 | | Temperature coefficient | 6093 of 14005 | | Weight | 5625 of 14005 | | Warranty | 9798 of 14005 | ## Pros - **Integrated AC microinverter** - The module outputs AC power directly via the built-in Q.MI.349B-G1 microinverter, eliminating the need for a separate string inverter and simplifying DC wiring and rooftop installation. - **Module-level monitoring** - The AC architecture reports production data per individual panel (via the Q.OMMAND app), enabling faster detection of shading, soiling, or cell-level faults compared to a conventional string setup. - **N-type TOPCon cells with Q.ANTUM NEO** - N-type technology reduces LID/LeTID degradation and improves high-temperature performance versus older PERC cells, supporting a stable annual yield at 21.3-22.5% efficiency. - **Built-in rapid shutdown compliance** - The AC microinverter architecture meets rapid shutdown requirements without extra optimizers, simplifying fire-safety design and inspection compared to string-inverter systems. - **Tier-1 bankable manufacturer, 25-year warranty** - Q-Cells (South Korea, founded 1999) is a Tier-1 bankable manufacturer offering 25-year product and power warranties, on par with peers like JA Solar (JAM54D40, up to 440Wp, 22.5% efficiency). ## Cons - **Efficiency trails segment leader** - Maximum efficiency of 22.5% is lower than Luxor Solar's ECO LINE N-TYPE TOPCon (22.86% at the same 440Wp power class), meaning slightly less energy yield for the same roof area. - **AC power clipping via microinverter** - The Q.MI.349B-G1 microinverter outputs roughly 349W AC from a 430Wp DC module (DC/AC ratio ~1.23), which clips a portion of peak power output during high-irradiance conditions. ## About this series The Q-Cells Q.TRON AC SERIES are AC-type panels - specifically, modules with factory-integrated microinverters that immediately deliver ready-made AC power output on the roof. This approach genuinely shortens installation, reduces the number of connections, and simplifies logistics on-site, eliminating the need for separate combiner box selection and string inverter installation. In practice, the investor also gains **monitoring at the level of a single module**, which facilitates the quick detection of shading, soiling, or faults and enables maintaining performance at a stable level for years. The foundation of this series is the **N-type TOPCon cell technology** and design solutions referred to as Q.ANTUM NEO, focused on better performance under real-world conditions and slower degradation over time. For single-family homes and complex roof geometries, greater tolerance to partial shading is also crucial, thanks to the module-level power optimization. The Q.TRON AC SERIES stands out because it combines **safety and compliance with rapid shutdown requirements** with service convenience and the flexibility of expanding the installation - without the need to reconfigure the entire system. ## Notable figures - 22.5% module efficiency - 0.6pp better than the \*\*N-type 400-450W\*\* median of 21.9% - 225.3 W/m² power density - 7.0 W/m² more than \*\*N-type 400-450W\*\* median (218.3 W/m²), more power per roof area - Temperature coefficient of -0.30%/°C matches the \*\*N-type 400-450W\*\* median - Ranked #4222 out of 14005 panels for efficiency in the database ## Questions ### How does the Q-Cells Q.TRON AC SERIES differ from standard solar panels? The Q.TRON AC series are AC modules – each panel has a factory-integrated microinverter that converts DC to AC power right on the roof. There is no need to separately specify or install a string inverter, which simplifies system design, shortens installation time, and reduces the number of components on site. This approach is especially advantageous for roofs with irregular layouts or multiple roof sections. ### What warranty comes with Q-Cells Q.TRON AC SERIES panels? Q-Cells provides a 25-year product warranty and a 25-year linear power output warranty. Notably, both the module and the integrated microinverter are covered under the same warranty terms, which is a significant advantage over setups where the panel and inverter are warranted separately by different manufacturers. As a Tier 1 manufacturer, Q-Cells carries low financial and service risk over the warranty period. ### Is the Q.TRON AC SERIES compliant with rapid shutdown requirements? Yes. Because a microinverter is built into every module, the system meets rapid shutdown requirements without additional communication modules or external shutdown devices. When AC power is cut at the disconnect, DC voltage on the roof drops automatically. This is critical for first responder safety and is increasingly mandated by local electrical codes. ### Do Q.TRON AC SERIES panels perform well on a roof with partial shading? Yes, this is one of the series' key strengths. Each panel operates independently via its integrated microinverter, so shading from a chimney, dormer, antenna, or tree affects only that one module rather than pulling down the entire string. Unlike a string inverter system, which is limited by the weakest panel, Q.TRON AC eliminates this bottleneck. Module-level monitoring also makes it straightforward to identify any shaded or soiled panel quickly. ### What is N-type TOPCon technology in Q-Cells Q.TRON AC panels and is it worth choosing? TOPCon (Tunnel Oxide Passivated Contact) is an N-type silicon cell architecture with an additional passivation layer that reduces carrier recombination losses. In practice this means higher module efficiency than conventional PERC cells, a lower temperature coefficient, and slower long-term degradation. In the Q.TRON AC series this is combined with the Q.ANTUM NEO design approach, resulting in panels rated up to 440 Wp that deliver stable yields over decades. ### Does servicing a Q.TRON AC SERIES installation require a specialized technician? Installation and servicing are simpler than with a string inverter system because there is no central inverter to size, wire, or troubleshoot. Adding or replacing a single module does not require reworking the entire system – the affected panel is disconnected and swapped out independently. A certified PV installer is still required for initial setup, and AC-side work needs a licensed electrician, but the scope of typical service calls is narrower than with traditional string inverter systems. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/qcells-data-sheet-q-tron-ac-module-series-415-440-2025-02-re-b55cda30077f.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [AIKO AIKO-A490-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a490-mce54mw) | 490 W | +50 W, +2.0 pp, +5 yr warranty | | [Suntech STP-NT11/48QGSF-490](https://comparepv.com/panel/suntech-stp-nt11-48qgsf-490) | 490 W | +50 W, +2.0 pp, +5 yr warranty | | [JA Solar JAT54S40-485/LR](https://comparepv.com/panel/ja-solar-jat54s40-485-lr) | 485 W | +45 W, +1.8 pp, +5 yr warranty | | [AIKO AIKO-A485-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a485-mce54mw) | 485 W | +45 W, +1.8 pp, +5 yr warranty | | [AIKO AIKO-A485-MAH54Mw](https://comparepv.com/panel/aiko-aiko-a485-mah54mw) | 485 W | +45 W, +1.8 pp, +5 yr warranty | | [Gokin GK-5-54HG-485M](https://comparepv.com/panel/gokin-gk-5-54hg-485m) | 485 W | +45 W, +1.8 pp, +5 yr warranty | | [Heckert Solar ZEUS 3.0+ 108 485WP](https://comparepv.com/panel/heckert-solar-zeus-3-0-108-485wp) | 485 W | +45 W, +1.8 pp, +5 yr warranty | | [Q-Cells Q.PEAK DUO BLK M-G11S 390](https://comparepv.com/panel/hanwha-q-cells-gmbh-q-peak-duo-blk-m-g11s-390) | 390 W | -50 W, hotter, -2.5 pp | | [Q-Cells Q.PEAK DUO BLK M-G11S 395](https://comparepv.com/panel/hanwha-q-cells-gmbh-q-peak-duo-blk-m-g11s-395) | 395 W | -45 W, hotter, -2.3 pp | | [Q-Cells Q.PEAK DUO M-G11S 400](https://comparepv.com/panel/hanwha-q-cells-gmbh-q-peak-duo-m-g11s-400) | 400 W | -40 W, hotter, -2.0 pp | | [Q-Cells Q.PEAK DUO M-G11S 405](https://comparepv.com/panel/hanwha-q-cells-gmbh-q-peak-duo-m-g11s-405) | 405 W | -35 W, hotter, -1.8 pp | | [Q-Cells Q.PEAK DUO M-G11S 410](https://comparepv.com/panel/hanwha-q-cells-gmbh-q-peak-duo-m-g11s-410) | 410 W | -30 W, hotter, -1.5 pp | | [Q-Cells Q.TRON BLK M-G2+ 415](https://comparepv.com/panel/hanwha-q-cells-q-tron-blk-m-g2-415) | 415 W | -25 W, lighter, -1.2 pp | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | +70 W, cooler, +2.5 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | +55 W, +2.3 pp, +5 yr warranty | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | +65 W, cooler, +2.2 pp | --- Source: https://comparepv.com/panel/hanwha-q-cells-america-inc-q-tron-blk-m-g2-h1-ac-power-class-440w Not in this file, on the page: the I-V and temperature curves lifted from the manufacturer's datasheet, a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.