--- title: "Emmvee E480HCBT120-T 480W Solar Panel - Specs & Review | ComparePV" description: "Emmvee E480HCBT120-T 480W solar panel. Specs: 22.20% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/emmvee-e480hcbt120-t" updated: 2026-09-11 --- # Emmvee E480HCBT120-T Middle of its segment, needs the roof space 1,089 panels in the segment TOPCon 450-500 W ## Identity - **Manufacturer:** Emmvee - **Model:** E480HCBT120-T - **Series:** Titanium Clear - **Rated power:** 480 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) | 480 W | 465 W | Typical | | | Module efficiency | 22.20% | 22.52% | Typical | 5,817 | | Power density | 221.3 | 225.2 | Weak - bottom 23% | 5,963 | | Temperature coefficient | -0.290 | -0.290 | Typical | 2,165 | | Weight (kg) | 24.0 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 | 22.20% | 22.52% | Typical | 5,817 | | Power density | 221.3 | 225.2 | Weak - bottom 23% | 5,963 | | Temperature coefficient | -0.290 | -0.290 | Typical | 2,165 | | Weight per kWp | 50.0 | 52.2 | Typical | 3,317 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Watch out for - **221.3 watts per square metre** - Bottom 23% of the TOPCon 450-500 W segment, against a median of 225.2. - **Best for:** Commercial, shaded-installations and hot-climate. - **Not ideal for:** Roofs where every square metre has to count. ## Specification ### Electrical - **Rated power (Pmax):** 480 W - **Efficiency:** 22.20 % - **Voltage at Pmax (Vmp):** 36.34 V - **Current at Pmax (Imp):** 13.21 A - **Open-circuit voltage (Voc):** 43.18 V - **Short-circuit current (Isc):** 13.94 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:** 0.045 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** TOPCon - **Cell count:** 120 - **Bifacial:** yes ### Physical - **Length:** 1913 mm - **Width:** 1134 mm - **Thickness:** 35 mm - **Weight:** 24.0 kg - **Area:** 2.17 m2 - **Power density:** 221.3 Wp/m2 ### Warranty and degradation - **Product warranty:** 12 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:** 420 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 5817 of 14005 | | Power density | 5963 of 14005 | | Temperature coefficient | 2165 of 14005 | | Weight | 3317 of 14005 | | Warranty | 21 of 14005 | ## Pros - **N-type TOPCon – Lower Degradation and Better Performance in Heat** - N-type TOPCon cells eliminate Light-Induced Degradation (LID) common in P-type PERC modules and exhibit a lower temperature coefficient of power (approx. -0.30%/°C vs. -0.35%/°C for PERC). This translates into measurably higher annual energy yield in warm climates and installations subject to high thermal exposure. - **Bifacial + Half-Cut – Additional Yield and Shade Resilience** - The bifacial design (bifaciality approx. 80%) captures energy from albedo radiation reflected off the ground surface — particularly advantageous over white TPO membranes or gravel ballast on flat roofs, as well as in ground-mounted utility-scale installations. The half-cut cell architecture reduces losses under partial shading conditions and lowers resistive losses within the module. - **30-Year Power Warranty (~87.4% After 30 Years)** - The manufacturer guarantees first-year degradation of ≤1.0%, followed by ≤0.40%/year thereafter, yielding ≈87.4% of nominal power output after 30 years. The market standard for P-type modules is 25 years at 84.8% — Emmvee's warranty represents a meaningful advantage for projects with long financing horizons. - **Verified Reliability: Kiwa PVEL 2024** - Emmvee is the only Indian manufacturer to achieve a top score across all 7 categories of the Kiwa PVEL 2024 Reliability Scorecard. Zero field complaints across European installations over 15 years of operation, combined with bankability recognition from DNV GL, provide independent third-party validation of manufacturing quality. - **Established Manufacturer with Vertically Integrated Cell Production** - Emmvee has been operating since 1992 and maintains vertically integrated production: TOPCon cells and modules (capacity >7 GW of modules and ~3 GW of cells as of May 2025). This reduces supply-chain dependency on third-party cell suppliers and ensures consistent electrical parameters across variants within the series. ## Cons - **Not Listed as BNEF Tier 1 – Potential Barrier to Project Finance** - Emmvee does not appear on the BNEF Tier 1 bankable manufacturer list (source: product context + BNEF Methodology 2026). For commercial rooftop and utility-scale PV projects financed through project finance structures, the absence of Tier 1 status may require additional credit enhancements or preclude the series from consideration by institutional investors. - **22.4% Efficiency vs. Peer Gokin (24.3%)** - The Titanium Clear series reaches a maximum module efficiency of 22.4%, while the comparable Gokin GK-5-54HG achieves 24.3% at the same rated power of 485 Wp. The 1.9 percentage-point gap (approximately 8.5% in relative terms) necessitates a larger array footprint to achieve equivalent system output — a meaningful constraint on space-limited rooftop installations. ## About this series The Emmvee Titanium Clear series consists of modules designed for high energy yield, especially when roof space or ground area is limited. It combines **N-type TOPCon cells** with a **bifacial construction**, allowing the panel to generate energy not only from direct sunlight, but also from reflected light from a bright surface - a significant advantage when installed on roofs with membranes, gravel, or on ground-mounted structures. In practice, Titanium Clear solves common problems faced by installers and investors: improved performance in weaker conditions, more stable operation in hot weather, and reduced risk of degradation and PID-related losses. Furthermore, the use of a half-cut configuration improves resistance to partial shading and reduces internal losses, which is important on roofs with obstructions. It is a good choice for **commercial installations** and **PV farms**, where long-term predictability and **robust, modern technology** are key differentiators compared to standard monofacial modules. ## Notable figures - Efficiency of 22.2% matches the \*\*TOPCon 450-500W\*\* median - At 221.3 W/m², this panel generates 3.9 W/m² less per unit area than \*\*TOPCon 450-500W\*\* median (225.2 W/m²) - At -0.29%/°C, hot weather performance is typical for \*\*TOPCon 450-500W\*\* panels - Ranked #5817 out of 14005 panels for efficiency in the database ## Questions ### What warranty does the Emmvee Titanium Clear series carry and what does it cover? The Emmvee Titanium Clear series is backed by a 12-year product warranty covering physical defects and material failures, along with a 30-year linear power output warranty. According to manufacturer data, degradation in the first year does not exceed 1%, with subsequent years averaging approximately 0.40% per year, ensuring at least 87.4% of nominal power is retained after three decades of operation. ### How does the TOPCon technology in the Emmvee Titanium Clear differ from the more widely used PERC? N-type TOPCon cells incorporate an additional tunnel oxide passivation layer, enabling higher conversion efficiency and significantly lower susceptibility to light-induced degradation (LID and LeTID) compared to PERC cells. In practice, this means the panel reaches its rated power output more quickly after commissioning and retains more of it over the full lifetime of the installation, translating into measurable gains in long-term energy yield. ### Are the Emmvee Titanium Clear 485 W panels suitable for utility-scale PV farms? Yes, the Titanium Clear series was designed specifically for commercial and utility-scale PV installations. With a unit power output of up to 485 Wp, half-cut cell technology, and bifacial architecture, installations over light-colored gravel or white reflective membranes can achieve several to over ten percent higher energy yield compared to standard monofacial modules. Higher per-panel wattage also reduces the total number of modules required and lowers balance-of-system (BoS) cabling costs per MW. ### How much additional energy can I gain from the bifacial design of the Emmvee Titanium Clear panels? Titanium Clear modules have a bifaciality factor of approximately 80%, meaning the rear side of the panel generates up to 80% of the front-side power under the same irradiance conditions. Real-world gains depend on the albedo of the ground surface: light-colored gravel or a white membrane can deliver approximately 5–15% more energy annually compared to a monofacial module of the same nominal power rating. ### Do the Emmvee Titanium Clear panels suffer significant power loss during summer heat? The maximum power temperature coefficient for the Titanium Clear series is approximately -0.29%/°C. This means that at a typical cell operating temperature of 65°C — 40°C above the standard test condition reference of 25°C — the panel loses approximately 11.6% of its rated power. This is a better result than standard PERC modules, which typically exhibit a coefficient of around -0.35%/°C, making the Titanium Clear series more thermally resilient than most competing product lines. ### Is Emmvee a reliable manufacturer, and why is it not classified as Tier 1? Emmvee is an Indian solar panel manufacturer with long-standing market presence, IEC certifications, and its own production facilities. The absence of a Tier 1 classification according to Bloomberg NEF is primarily a result of the company's smaller global sales volume and project financing activity, rather than any shortcoming in product quality. When evaluating this brand, it is advisable to review current installer feedback and quality certifications, and to assess the manufacturer warranty in the context of the company's financial stability. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/topcon-titanium-clear-converted-65651e951e6a.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | +30 W, cooler, +2.8 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | Cooler, lighter, +2.6 pp | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | +25 W, cooler, +2.5 pp | | [AIKO AIKO-A490-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a490-mce54mw) | 490 W | Cooler, lighter, +2.3 pp | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | +20 W, cooler, +2.3 pp | | [Talesun CIPRO-TN9C54M-500W](https://comparepv.com/panel/talesun-cipro-tn9c54m-500w) | 500 W | Cooler, lighter, +2.3 pp | | [Emmvee E440HCM120-B](https://comparepv.com/panel/emmvee-e440hcm120-b) | 440 W | Hotter, -1.9 pp, -5 yr warranty | | [Emmvee E445HCM120-B](https://comparepv.com/panel/emmvee-e445hcm120-b) | 445 W | Hotter, -1.7 pp, -5 yr warranty | | [Emmvee E450HCM120-B](https://comparepv.com/panel/emmvee-e450hcm120-b) | 450 W | Hotter, -1.5 pp, -5 yr warranty | | [Longi Solar LR7-60HVH-560M](https://comparepv.com/panel/longi-lr7-60hvh-560m) | 560 W | +80 W, cooler, +2.6 pp | | [Longi Solar LR7-60HVH-555M](https://comparepv.com/panel/longi-lr7-60hvh-555m) | 555 W | +75 W, cooler, +2.4 pp | | [Longi Solar LR7-60HVHL-550M](https://comparepv.com/panel/longi-lr7-60hvhl-550m) | 550 W | +70 W, lighter, +2.2 pp | | [JA Solar JAT60S40-540/LR](https://comparepv.com/panel/ja-solar-jat60s40-540-lr) | 540 W | +60 W, cooler, +2.2 pp | | [Gokin GK-5-60HG-540M](https://comparepv.com/panel/gokin-gk-5-60hg-540m) | 540 W | +60 W, cooler, +2.2 pp | | [Jinko Solar JKM545-54QL6-DV-F1-EU](https://comparepv.com/panel/jinko-solar-jkm545-54ql6-dv-f1-eu) | 545 W | +65 W, heavier, +2.1 pp | | [Longi Solar LR7-60HVH-545M](https://comparepv.com/panel/longi-lr7-60hvh-545m) | 545 W | +65 W, cooler, +2.0 pp | --- Source: https://comparepv.com/panel/emmvee-e480hcbt120-t Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.