--- title: "DMEGC DM460M10RT-B54HBT 460W Solar Panel - Specs & Review | ComparePV" description: "DMEGC DM460M10RT-B54HBT 460W solar panel. Specs: 23.00% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/dmegc-solar-hengdian-group-dmegc-magnetics-co-ltd-dm460m10rt-b54hbt" updated: 2026-09-11 --- # DMEGC DM460M10RT-B54HBT Space saver, no clear weak spot 1,089 panels in the segment TOPCon 450-500 W ## Identity - **Manufacturer:** DMEGC - **Model:** DM460M10RT-B54HBT - **Series:** INFINITY RT (DMxxxM10RT-B54HBT) - **Rated power:** 460 W - **Cell technology:** TOPCon - **Bifacial:** yes ## How it compares Compared against segment TOPCon 450-500 W (1089 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 460 W | 465 W | Typical | | | Module efficiency | 23.00% | 22.52% | Strong - top 22% | 1,919 | | Power density | 230.2 | 225.2 | Strong - top 20% | 1,876 | | Temperature coefficient | -0.290 | -0.290 | Typical | 2,165 | | Weight (kg) | 24.5 kg | 24.0 kg | Typical | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 23.00% | 22.52% | Strong - top 22% | 1,919 | | Power density | 230.2 | 225.2 | Strong - top 20% | 1,876 | | Temperature coefficient | -0.290 | -0.290 | Typical | 2,165 | | Weight per kWp | 53.3 | 52.2 | Typical | 7,102 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Strengths - **230.2 watts per square metre** - Top 20% of the TOPCon 450-500 W segment, against a median of 225.2. - **23.00% module efficiency** - Top 22% of the TOPCon 450-500 W segment, against a median of 22.52%. - **Best for:** Residential, commercial and BIPV. ## Specification ### Electrical - **Rated power (Pmax):** 460 W - **Efficiency:** 23.00 % - **Voltage at Pmax (Vmp):** 34.31 V - **Current at Pmax (Imp):** 13.41 A - **Open-circuit voltage (Voc):** 40.65 V - **Short-circuit current (Isc):** 14.31 A ### 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:** 108 - **Bifacial:** yes ### Physical - **Length:** 1762 mm - **Width:** 1134 mm - **Thickness:** 30 mm - **Weight:** 24.5 kg - **Area:** 2.00 m2 - **Power density:** 230.2 Wp/m2 ### Warranty and degradation - **Product warranty:** 25 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 87.4 % - **First-year degradation:** 1.00 % - **Annual degradation:** 0.40 % - **Output after 30 years:** 402 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 1919 of 14005 | | Power density | 1876 of 14005 | | Temperature coefficient | 2165 of 14005 | | Weight | 7102 of 14005 | | Warranty | 21 of 14005 | ## Pros - **22–23% Efficiency at the Top of Its Segment** - The 22–23% efficiency range places the series among the strongest peer comparables: Risen RSM96-11 (23%) and SunKean SKT440~460M12 (23.02%), while remaining well above the Zonergy ZPM MH3-72 (21.16%). This translates to approximately 8% more energy from the same roof area compared to lower-performing competitors in the segment. - **Low Temperature Coefficient: -0.29%/°C** - A Pmax/°C of -0.29% outperforms typical PERC modules (-0.35%/°C). Under Polish summer conditions — with modules reaching 65°C — this difference results in measurably higher yield during peak hours, estimated at 1.5–2% more energy than a PERC panel of equivalent nameplate power. - **30-Year Linear Power Warranty at ≥87.4%** - The manufacturer guarantees ≥87.4% of rated power after 30 years, with annual degradation ≤0.4% (first-year LID loss \<1%). By comparison, standard PERC warranties in this segment cover 25 years with a floor of 84.8%. This represents approximately 5 additional years of coverage and a higher guaranteed power output throughout the entire system lifetime. - **Dual Glass Construction + Agrivoltaics Certification** - The dual glass design (2.0 mm / 2.0 mm) eliminates backsheet degradation risk and improves resistance to PID, moisture, and ammonia. The series carries an agrivoltaics certification (verified by VP Solar), expanding its application scope to ground-mount, carport, and agri-PV systems without the need for additional certification. - **BNEF Tier 1 – Confirmed Q3 2025** - DMEGC Solar has maintained BNEF Tier 1 status for multiple consecutive quarters (confirmed Q3 2025), qualifying projects for non-recourse debt financing. Founded in 1980, the manufacturer operates 21 GW/year of production capacity — a strong assurance of supply continuity and warranty support for commercial installations. ## Cons - **Weight of 24.5 kg — Structural Load Requirements** - The dual glass construction increases module weight to 24.5 kg, approximately 15–20% more than monofacial modules of comparable wattage (roughly 20–21 kg). For older buildings or rooftop structures with limited load-bearing capacity, an additional structural engineering assessment is required — a step that is rarely necessary with lighter single-glass alternatives. ## About this series The DMEGC INFINITY RT (DMxxxM10RT-B54HBT) series are panels designed for maximum rooftop energy production, without compromises on durability. The application of **N-type TOPCon** cells helps reduce degradation-related losses over time and maintains stable operation in the long term. In practice, this translates to better energy yield, especially in demanding weather conditions. What sets these modules apart is the **dual-glass construction** and **bifaciality** - the panel can utilize reflected light from the substrate, which is significant on bright roofs, in breezes, carports, or when mounted on ground structures. The dual-glass structure improves environmental resistance and supports predictable performance over time. The INFINITY RT series is also designed for real-world roofing scenarios: the **Full Black aesthetics** and black frame make it easy to match modern architecture, while high resistance to phenomena such as **PID** reduces the risk of power drops in high-voltage installations. This is an excellent choice for homeowners, businesses, and designers with limited space and high quality demands. ## Notable figures - At 23.0% efficiency, this panel is on par with typical \*\*TOPCon 450-500W\*\* modules - 230.2 W/m² power density - 5.0 W/m² more than \*\*TOPCon 450-500W\*\* median (225.2 W/m²), more power per roof area - Temperature coefficient of -0.29%/°C matches the \*\*TOPCon 450-500W\*\* median - Bifaciality factor of 80% can add 4-12% extra yield with reflective mounting surface - In the top 14% for efficiency among all TOPCon panels ## Questions ### What warranty does the DMEGC INFINITY RT series carry and what does it cover? The DMEGC INFINITY RT series is backed by a 25-year product warranty covering manufacturing defects and material failures, along with a 30-year linear power output warranty. After 30 years, the panel is guaranteed to retain at least 87.4% of its rated nameplate power. This is one of the longest power warranties available on the market, reflecting the manufacturer's confidence in the durability of the dual-glass construction and N-type TOPCon cell technology. ### What is TOPCon technology in the DMEGC INFINITY RT panels and why is it worth the premium? TOPCon (Tunnel Oxide Passivated Contact) is an N-type cell technology that minimizes carrier recombination losses at the cell surface. In practice, this translates to higher module efficiency — reaching 22–23% in the INFINITY RT series — and a lower annual degradation rate compared to the widely used PERC technology. For residential or commercial installations, this means measurably more kilowatt-hours generated over the system's entire operational lifetime. ### Does the bifacial design of the DMEGC INFINITY RT panels make sense on a typical pitched roof? The bifacial gain is most pronounced with a high-albedo ground surface and unobstructed airflow beneath the module — conditions typical of ground-mount systems, carports, or flat roofs with a light-colored membrane. On a dark pitched roof with direct mounting, the energy contribution from the rear surface will be minimal. That said, the dual-glass bifacial construction inherently improves mechanical robustness and can extend system longevity — an advantage that is independent of rear-side irradiance exposure. ### How does the DMEGC INFINITY RT 460W perform in low-light conditions and on overcast days? N-type TOPCon cells demonstrate superior low-light performance compared to standard PERC cells. The lower temperature coefficient also means the INFINITY RT loses less power output on hot sunny days. In the Polish climate, where overcast conditions are frequent, this results in a higher annual energy yield compared to older-generation modules of similar rated nameplate power. ### Does the Full Black aesthetic of the DMEGC INFINITY RT panels suit modern rooftops, and does it negatively affect performance? The INFINITY RT series is available in a Full Black variant featuring a black frame and dark backsheet, making it an excellent fit for modern architecture and minimalist facades. The darker surface may slightly increase cell operating temperature on very sunny days; however, the dual-glass construction and adequate underside ventilation effectively dissipate the heat. The difference in annual energy yield compared to the standard version is typically negligible and does not represent a meaningful performance compromise. ### Is DMEGC a reliable manufacturer and do the INFINITY RT panels hold independent certifications? DMEGC (Hengdian Group DMEGC Magnetics) appears on Bloomberg NEF Tier 1 lists and is one of the leading photovoltaic cell manufacturers in China. The INFINITY RT series carries TÜV Rheinland and CE certifications. In 2024, 15 DMEGC modules were included on PV Evolution Labs' top-rated module list, independently validating that the declared specifications hold up under third-party laboratory testing. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/67650cdacbf0c-5ef80bfa7fc8.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | +50 W, cooler, +2.0 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | +35 W, lighter, +1.8 pp | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | +45 W, cooler, +1.7 pp | | [AIKO AIKO-A490-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a490-mce54mw) | 490 W | +30 W, lighter, +1.5 pp | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | +40 W, cooler, +1.5 pp | | [Talesun CIPRO-TN9C54M-500W](https://comparepv.com/panel/talesun-cipro-tn9c54m-500w) | 500 W | +40 W, lighter, +1.5 pp | | [DMEGC DM435M10RT-B54HBB-L](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-dm435m10rt-b54hbb-l) | 435 W | -25 W, lighter, -1.2 pp | | [DMEGC DM440M10RT-54HSW/HBW](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-dm440m10rt-54hsw-hbw) | 440 W | -20 W, lighter, -1.0 pp | | [DMEGC DM445M10RT-54HSW/HBW](https://comparepv.com/panel/hengdian-group-dmegc-magnetics-co-ltd-dmegc-solar-dm445m10rt-54hsw-hbw) | 445 W | -15 W, lighter, -0.7 pp | --- Source: https://comparepv.com/panel/dmegc-solar-hengdian-group-dmegc-magnetics-co-ltd-dm460m10rt-b54hbt 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.