--- title: "Emmvee E545HCMW144 545W Solar Panel - Specs & Review | ComparePV" description: "Emmvee E545HCMW144 545W solar panel. Specs: 21.10% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/emmvee-e545hcmw144" updated: 2026-09-11 --- # Emmvee E545HCMW144 Light for its output, short guarantee 706 panels in the segment PERC 500-550 W ## Identity - **Manufacturer:** Emmvee - **Model:** E545HCMW144 - **Series:** PEARL - **Rated power:** 545 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) | 545 W | 535 W | Strong - top 12% | | | Module efficiency | 21.10% | 20.90% | Strong - top 20% | 9,297 | | Power density | 211.0 | 209.0 | Strong - top 18% | 9,312 | | Temperature coefficient | -0.350 | -0.350 | Typical | 10,419 | | Weight (kg) | 26.0 kg | 28.4 kg | Strong - top 4% | | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 23% | 9,798 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 21.10% | 20.90% | Strong - top 20% | 9,297 | | Power density | 211.0 | 209.0 | Strong - top 18% | 9,312 | | Temperature coefficient | -0.350 | -0.350 | Typical | 10,419 | | Weight per kWp | 47.7 | 53.0 | Strong - top 4% | 1,822 | | Performance warranty | 25 yrs | 30 yrs | Weak - bottom 23% | 9,798 | ### Strengths - **47.7 kg per kWp** - Top 4% of the PERC 500-550 W segment, against a median of 53.0. Ranked 1,822nd in the whole database. - **211.0 watts per square metre** - Top 18% of the PERC 500-550 W segment, against a median of 209.0. - **21.10% module efficiency** - Top 20% of the PERC 500-550 W segment, against a median of 20.90%. ### Watch out for - **25 year performance warranty** - Bottom 23% of the PERC 500-550 W segment, against a median of 30 yrs. - **Best for:** Commercial, utility-scale and hot-climate. - **Not ideal for:** Owners who want a long output guarantee. ## Specification ### Electrical - **Rated power (Pmax):** 545 W - **Efficiency:** 21.10 % - **Voltage at Pmax (Vmp):** 41.61 V - **Current at Pmax (Imp):** 13.10 A - **Open-circuit voltage (Voc):** 49.75 V - **Short-circuit current (Isc):** 13.88 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.350 %/degC - **Temperature coefficient of Voc:** -0.280 %/degC - **Temperature coefficient of Isc:** 0.050 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** PERC - **Cell count:** 144 ### Physical - **Length:** 2278 mm - **Width:** 1134 mm - **Thickness:** 35 mm - **Weight:** 26.0 kg - **Area:** 2.58 m2 - **Power density:** 211.0 Wp/m2 ### Warranty and degradation - **Product warranty:** 12 years - **Performance warranty:** 25 years - **Output guaranteed at end of warranty:** 84.8 % - **First-year degradation:** 2.00 % - **Annual degradation:** 0.55 % - **Output after 30 years:** 447 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 9297 of 14005 | | Power density | 9312 of 14005 | | Temperature coefficient | 10419 of 14005 | | Weight | 1822 of 14005 | | Warranty | 9798 of 14005 | ## Pros - **Efficiency in line with segment leaders** - Efficiency of 20.71–21.29% puts the PEARL series on par with competing PERC 550 Wp modules such as Goldi Solar GS10-B144-TF (21.3%) and IBC Solar 182M (21.28%), confirming the maturity of the cell technology used. - **25-year power warranty** - A standard 25-year linear power output warranty for the segment gives investors predictable energy yields for long-term commercial projects and utility-scale farms. - **Over 30 years of manufacturing experience** - Emmvee has been active since 1992, making it one of the longer-established PV module manufacturers in India, with a mature production base and developed factory infrastructure. - **High per-unit module power** - Power output of 535–550 Wp reduces the number of modules needed to reach a target system capacity, lowering mounting structure and installation labor costs (BoS) in large-scale projects. - **Current, actively produced series** - Introduced in 2022, the PEARL series remains in production (not discontinued), ensuring warranty service availability and easy expansion of installations with matching modules. ## Cons - **No Tier-1 (BNEF) status** - The manufacturer is not listed as Tier-1 bankable under BNEF methodology, unlike some competitors in the 550 Wp segment. This may complicate financing of commercial projects for banks that require this criterion for lending. - **Shorter product warranty than some competitors** - The 12-year product warranty is below the 15-year standard now offered by many PERC/TOPCon module manufacturers in this power range, which can affect total lifecycle cost (LCOE). - **PERC technology instead of N-type** - PERC cells show higher LID degradation and weaker high-temperature performance compared to newer N-type cells (TOPCon/HJT), which are increasingly dominant in the premium 535–550 Wp segment. ## About this series Emmvee PEARL series photovoltaic panels redefine performance standards through the use of advanced **bifacial cell technology**, which allows for efficient energy generation from both sides of the module. This solution directly translates into higher energy yields in difficult lighting conditions and on surfaces with a high albedo coefficient. The use of an innovative **glass-glass** design guarantees the highest mechanical and chemical resistance, effectively eliminating the risk of micro-cracks and moisture-induced degradation. This series is dedicated to investors seeking maximum **operational durability**, especially in large commercial installations and solar farms, where a stable, long-term return on capital is key. A distinguishing feature of PEARL against the market competition is its extremely low annual degradation rate, which ensures the maintenance of rated power for many decades. Thanks to the implementation of modern **N-type TOPCon cells**, these modules offer excellent efficiency even at very high ambient temperatures, making them an ideal choice for demanding infrastructure projects. This is a professional solution aimed at users who do not compromise on safety and resistance to PID and LID effects. Modern **multi-busbar cell connections** optimize current flow, ensuring trouble-free system operation in the most extreme weather conditions. ## Notable figures - At 21.1% efficiency, this panel is on par with typical \*\*PERC 500-550W\*\* modules - Power density of 211.0 W/m² matches the \*\*PERC 500-550W\*\* median - At -0.35%/°C, hot weather performance is typical for \*\*PERC 500-550W\*\* panels - Weight of 26.0 kg (2.4 kg below \*\*PERC 500-550W\*\* median of 28.4 kg) allows easier transport and roof mounting - #9297 for efficiency, #10419 for temperature performance out of 14005 panels ## Questions ### What cell technology do Emmvee PEARL panels use, and how does it differ from bifacial TOPCon modules? Emmvee PEARL series panels are built on proven monocrystalline PERC cell technology, not bifacial N-type TOPCon cells. This means the module generates power only from the front side, which simplifies installation and lowers costs compared to more expensive dual-sided designs. PERC remains one of the most mature and reliable technologies on the market, offering stable performance with a strong price-to-quality ratio. ### How much power does a single Emmvee PEARL panel produce, and what installations is it suited for? PEARL modules reach a maximum power output of up to 550 Wp, making them a versatile choice for both residential and larger commercial systems. The high per-panel output reduces the number of modules needed to hit a target system size, cutting costs on mounting structures, wiring, and installation labor time. ### What warranty comes with Emmvee PEARL panels, and is it competitive in the market? The manufacturer provides a 12-year product warranty and a 25-year power output warranty. This is a standard industry coverage range, though somewhat shorter than the 30-year linear warranties offered by top tier-1 manufacturers. For investors, this means solid but not flagship-level protection worth weighing against premium alternatives. ### Is Emmvee a tier-1 manufacturer, and where are PEARL panels made? Emmvee is a manufacturer based in India, but it is not currently listed as tier 1 under the Bloomberg NEF classification, which primarily evaluates a supplier's financial stability and bankability scale rather than technical quality. This doesn't imply lower build quality, but if you're financing the installation through a bank loan or lease, it's worth checking in advance whether the lender accepts non-tier-1 panels. ### Are Emmvee PEARL panels suitable for a pitched roof on a residential home? Yes, PERC modules rated up to 550 Wp are fully compatible with standard mounting systems for pitched roofs, including tile and metal roofing. The classic monofacial design without a rear glass layer works well with typical rail-based mounting hardware, and the lighter weight compared to glass-glass constructions reduces the load on the roof structure. ### What is the realistic power degradation of PEARL panels over time? Panels based on PERC cells typically follow a linear degradation curve of around 0.55 percent per year after the first year of operation, meaning that by the end of the 25-year power warranty period they should retain roughly 84 percent of their initial rated output. This is in line with industry standards for PERC modules, though higher than the lower annual degradation rates seen in newer TOPCon or HJT panels. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/Pearl144132120108-India-e99028ce3dd1.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | Cooler, +3.9 pp, +5 yr warranty | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | -50 W, cooler, +3.7 pp | | [Longi Solar LR7-60HVH-560M](https://comparepv.com/panel/longi-lr7-60hvh-560m) | 560 W | Cooler, +3.7 pp, +5 yr warranty | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | Cooler, +3.6 pp, +5 yr warranty | | [Longi Solar LR7-60HVH-555M](https://comparepv.com/panel/longi-lr7-60hvh-555m) | 555 W | Cooler, +3.5 pp, +5 yr warranty | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | Cooler, +3.4 pp, +5 yr warranty | | [Emmvee E530HCM144-B](https://comparepv.com/panel/emmvee-e530hcm144-b) | 530 W | -15 W, -0.6 pp | | [Emmvee E535HCM144-B](https://comparepv.com/panel/emmvee-e535hcm144-b) | 535 W | -10 W, -0.4 pp | | [Emmvee E540HCM144-B](https://comparepv.com/panel/emmvee-e540hcm144-b) | 540 W | -0.2 pp | | [AIKO AIKO-A650-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a650-mae72mw) | 650 W | +105 W, cooler, +4.1 pp | | [AIKO AIKO-A645-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a645-mae72mw) | 645 W | +100 W, cooler, +3.9 pp | | [AIKO AIKO-A640-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a640-mae72mw) | 640 W | +95 W, cooler, +3.7 pp | | [AIKO AIKO-A635-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a635-mae72mw) | 635 W | +90 W, cooler, +3.5 pp | | [AIKO AIKO-A630-MAH72Dw](https://comparepv.com/panel/aiko-aiko-a630-mah72dw) | 630 W | +85 W, cooler, +3.3 pp | --- Source: https://comparepv.com/panel/emmvee-e545hcmw144 Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.