--- title: "DMEGC GH400M10T-B48HST-395 395W Solar Panel - Specs & Review | ComparePV" description: "DMEGC GH400M10T-B48HST-395 395W solar panel. Specs: 15.29% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-gh400m10t-b48hst-395" updated: 2026-09-11 --- # DMEGC GH400M10T-B48HST-395 Solid all-round for its segment 112 panels in the segment TOPCon 350-400 W ## Identity - **Manufacturer:** DMEGC - **Model:** GH400M10T-B48HST-395 - **Series:** GH400M10T-B48HST - **Rated power:** 395 W - **Cell technology:** TOPCon - **Bifacial:** yes ## How it compares Compared against segment TOPCon 350-400 W (112 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 395 W | 380 W | Strong - top 8% | | | Module efficiency | 15.29% | 18.20% | Typical | 13,759 | | Power density | 152.9 | 181.8 | Typical | 13,740 | | Temperature coefficient | -0.290 | -0.290 | Typical | 2,165 | | Weight (kg) | 31.7 kg | 26.0 kg | Typical | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 15.29% | 18.20% | Typical | 13,759 | | Power density | 152.9 | 181.8 | Typical | 13,740 | | Temperature coefficient | -0.290 | -0.290 | Typical | 2,165 | | Weight per kWp | 80.3 | 68.9 | Typical | 13,743 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | - **Best for:** Agrivoltaic and commercial. ## Specification ### Electrical - **Rated power (Pmax):** 395 W - **Efficiency:** 15.29 % - **Voltage at Pmax (Vmp):** 29.67 V - **Current at Pmax (Imp):** 13.31 A - **Open-circuit voltage (Voc):** 35.36 V - **Short-circuit current (Isc):** 14.05 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.290 %/degC - **Temperature coefficient of Voc:** -0.250 %/degC - **Temperature coefficient of Isc:** 0.048 %/degC - **NOCT:** 42 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** TOPCon - **Cell count:** 96 - **Bifacial:** yes ### Physical - **Length:** 2278 mm - **Width:** 1134 mm - **Thickness:** 30 mm - **Weight:** 31.7 kg - **Area:** 2.58 m2 - **Power density:** 152.9 Wp/m2 ### Warranty and degradation - **Product warranty:** 15 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 87.4 % - **Output after 30 years:** 345 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 13759 of 14005 | | Power density | 13740 of 14005 | | Temperature coefficient | 2165 of 14005 | | Weight | 13743 of 14005 | | Warranty | 21 of 14005 | ## Pros - **N-type TOPCon – Lower LID and LeTID** - N-type cells exhibit significantly lower light-induced degradation (LID) and are far less susceptible to light and elevated temperature-induced degradation (LeTID) than p-type PERC cells, as confirmed by NREL research (PVRW 2025) and the IEA-PVPS T13-30 report (2025). In practice, this translates to measurably higher annual energy yield over the full 30-year operating lifetime. - **Bifacial Double-Glass Construction – Agricultural Durability** - The hermetically sealed double-glass design protects the laminate against moisture ingress and ammonia exposure – the two primary drivers of accelerated panel degradation in agricultural and greenhouse environments. The bifacial architecture additionally captures reflected irradiance from the ground surface (e.g., straw mulch, plastic mulching film), increasing energy yield without any increase in installed area. - **Purpose-Built 48-Cell Layout for Agri-PV** - The 48-cell configuration (versus the standard 54–60 cells) creates intentional inter-row gaps between cell strings, allowing partial light transmission to crops below – a critical design parameter in certified agrivoltaic installations. None of the identified peer comparables (Meyer Burger White, Solaria PowerXT, Heckert NEMO) offer this capability, as those are modules designed for conventional installations, not agri-PV. - **BNEF Tier 1 Manufacturer (Q3 2025, Confirmed)** - DMEGC Solar maintained its Tier 1 status in the BloombergNEF bankability ranking in Q3 2025, confirming full bankability – lenders can finance projects on a non-recourse basis without requiring additional credit enhancements. For C&I investors and agri-PV project developers, this is a material prerequisite for financial close. - **30-Year Linear Power Warranty** - The manufacturer guarantees a minimum of 80% of rated power output after 30 years, consistent with the premium module standard. The implied annual linear degradation rate is materially lower than that of legacy PERC modules carrying 25-year warranties, and provides lenders with a predictable, modelable yield degradation profile over the full financing term. ## Cons - **14.9–15.48% Efficiency Outside Agri-PV Context** - The low area efficiency is an intentional consequence of the 48-cell layout's inter-row gaps, but outside dedicated agrivoltaic installations it requires approximately 35–45% more surface area per kWp than standard N-type modules (Meyer Burger White: 21.7%, Heckert NEMO: 20.5%). This effectively disqualifies the series from conventional rooftop installations or densely developed ground-mount solar farms. - **15-Year Product Warranty – Below Premium-Class Standard** - The workmanship warranty stands at 15 years, whereas most premium-tier modules (Meyer Burger, Heckert Solar) carry 25–30-year product warranties. For projects with financing tenors exceeding 15 years, this may present a limitation during technical due diligence and residual risk valuation. ## About this series The DMEGC GH400M10T-B48HST series was designed for installations in agri-PV and greenhouse environments, where reliable performance in challenging conditions and predictable energy yield are essential. These modules feature a **monocrystalline** structure with **N-type** cells, highly regarded for their lower susceptibility to typical operational losses and superior parameter repeatability over a long lifespan. The use of **double glazing** protects the laminate from moisture, ammonia, and temperature fluctuations - exactly what often accelerates panel aging in agricultural settings and high-humidity facilities. The GH400M10T-B48HST also boasts **adaptability to high system voltages**, facilitating the design of longer strings and optimizing cabling in larger installations. This is an excellent choice for C&I investors, agricultural farms, technological canopies, and projects where module longevity and a lower risk of yield degradation over time are top priorities. ## Notable figures - Module efficiency of 15.3% is 0.7pp below average for \*\*TOPCon 0-400W\*\* panels (median: 16.0%) - At 152.9 W/m², this panel generates 6.9 W/m² less per unit area than \*\*TOPCon 0-400W\*\* median (159.8 W/m²) - At -0.29%/°C, hot weather performance is typical for \*\*TOPCon 0-400W\*\* panels - At 31.7 kg, this panel is 8.2 kg heavier than the \*\*TOPCon 0-400W\*\* median (23.5 kg) - more demanding for installation crews - Bifaciality factor of 80% can add 4-12% extra yield with reflective mounting surface ## Questions ### Are the DMEGC GH400M10T-B48HST panels suitable for installation in livestock barns and agricultural buildings? Yes, the GH400M10T-B48HST series was designed with agri-PV and greenhouse environments in mind. The dual-glass (glass-glass) construction effectively protects the laminate against ammonia, moisture, and temperature fluctuations that are unavoidable on farm premises. This is a critical differentiator compared to modules with a standard backsheet, which degrade significantly faster under such conditions. ### What warranty is offered on the DMEGC GH400M10T-B48HST series? The manufacturer provides a 15-year product warranty and a 30-year power output warranty. N-type TOPCon cell technology is characterized by a low annual degradation rate, meaning that after 30 years of operation the modules should retain at least 87.4% of their initial rated power. This is one of the better performance guarantees in this product class. ### How does N-type TOPCon technology differ from standard PERC cells in photovoltaic panels? N-type TOPCon cells feature an additional passivation layer that reduces electron recombination losses. In practice, this translates to higher efficiency under low-irradiance conditions (early morning, overcast skies) and a lower power temperature coefficient compared to mainstream P-type PERC cells. Over the long service life of an installation, these advantages compound into measurably higher overall energy yield. ### Do bifacial GH400M10T-B48HST panels make sense in a greenhouse or under a covered structure? In greenhouses and covered structures, the rear side of bifacial modules can capture light reflected from the ground surface or vegetation, although the actual gain depends on the albedo of the underlying surface. In open agri-PV installations or those featuring light-colored ground covers, the additional rear-side energy harvest meaningfully improves the overall LCOE. In enclosed greenhouses with dark flooring, however, this effect will be minimal. ### Is DMEGC a proven photovoltaic panel manufacturer, and can they be trusted for a large-scale investment? DMEGC (Hengdian Group DMEGC Magnetics Co., Ltd.) is listed among Tier 1 manufacturers according to the Bloomberg NEF classification, which confirms its financial creditworthiness and ability to honor long-term warranty obligations. The company has been manufacturing PV modules for more than two decades and supplies them to European markets, including commercial and industrial installations. ### What system voltages are the DMEGC GH400M10T-B48HST panels rated for, and do they simplify the design of large installations? The GH400M10T-B48HST series is rated for high system voltages, enabling the configuration of longer strings without the need for additional power optimizers. In practice, this simplifies the design of C&I installations and solar farms at agricultural facilities, reduces overall cable runs, and lowers the BoS material costs of the entire system. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/66584c823ef96-49d84be405b9.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Luxor Solar LX-440M/182-108+GG](https://comparepv.com/panel/luxor-solar-lx-440m-182-108-gg) | 440 W | Cooler, lighter, +7.8 pp | | [Gamko New Energy GKA210M360W](https://comparepv.com/panel/gamko-new-energy-gka210m360w) | 360 W | -35 W, 16 kg lighter, +7.7 pp | | [Gamko New Energy GKA210M380W (1/4\*4\*38)](https://comparepv.com/panel/gamko-new-energy-gka210m380w-1-4-4-38) | 380 W | -15 W, lighter, +7.7 pp | | [Gamko New Energy GKA210M400W (1/2\*4\*20)](https://comparepv.com/panel/gamko-new-energy-gka210m400w-1-2-4-20) | 400 W | Lighter, +7.7 pp | | [Gamko New Energy GKA210M400W (1/4\*4\*40)](https://comparepv.com/panel/gamko-new-energy-gka210m400w-1-4-4-40) | 400 W | Lighter, +7.7 pp | | [Gamko New Energy GKA210M380W (1/2\*4\*19)](https://comparepv.com/panel/gamko-new-energy-gka210m380w-1-2-4-19) | 380 W | -15 W, lighter, +7.7 pp | | [Jetion JT440SYK(B)](https://comparepv.com/panel/jetion-jt440syk-b) | 440 W | Cooler, lighter, +7.6 pp | | [Luxor Solar LX-440M/182-108+](https://comparepv.com/panel/luxor-solar-lx-440m-182-108) | 440 W | Lighter, +7.6 pp, -5 yr warranty | | [DMEGC GH285M10T-B36HST](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-gh285m10t-b36hst) | 285 W | -110 W, -4.3 pp | | [DMEGC GH290M10T-B36HST](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-gh290m10t-b36hst) | 290 W | -105 W, -4.1 pp | | [DMEGC GH295M10T-B36HST](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-gh295m10t-b36hst) | 295 W | -100 W, -3.9 pp | | [DMEGC GH300M10T-B36HST](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-gh300m10t-b36hst) | 300 W | -95 W, -3.7 pp | | [DMEGC GH400M10T-B48HST-385](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-gh400m10t-b48hst-385) | 385 W | -10 W, -0.4 pp | | [DMEGC GH400M10T-B48HST-390](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-gh400m10t-b48hst-390) | 390 W | Very close match | | [AIKO AIKO-A650-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a650-mae72mw) | 650 W | +255 W, lighter, +9.9 pp | | [AIKO AIKO-A645-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a645-mae72mw) | 645 W | +250 W, lighter, +9.7 pp | --- Source: https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-gh400m10t-b48hst-395 Not in this file, on the page: the I-V and temperature curves lifted from the manufacturer's datasheet, a thirty-year output simulator, a bifacial gain calculator and alternatives filtered by how closely they match these dimensions.