--- title: "Philadelphia Solar PS-MNG144(HCBF)-575W 575W Solar Panel - Specs & Review | ComparePV" description: "Philadelphia Solar PS-MNG144(HCBF)-575W 575W solar panel. Specs: 22.26% efficiency, Monocrystalline cells." source: "https://comparepv.com/panel/philadelphia-solar-ps-mng144-hcbf-575w" updated: 2026-09-11 --- # Philadelphia Solar PS-MNG144(HCBF)-575W Middle of its segment, heavy for its output 259 panels in the segment N-type 550-600 W ## Identity - **Manufacturer:** Philadelphia Solar - **Model:** PS-MNG144(HCBF)-575W - **Series:** Nexus - **Rated power:** 575 W - **Cell technology:** N-type - **Bifacial:** yes ## How it compares Compared against segment N-type 550-600 W (259 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 575 W | 580 W | Typical | | | Module efficiency | 22.26% | 22.45% | Typical | 5,593 | | Power density | 222.6 | 224.5 | Typical | 5,549 | | Temperature coefficient | -0.290 | -0.290 | Typical | 2,165 | | Weight (kg) | 32.5 kg | 29.5 kg | Weak - bottom 8% | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 22.26% | 22.45% | Typical | 5,593 | | Power density | 222.6 | 224.5 | Typical | 5,549 | | Temperature coefficient | -0.290 | -0.290 | Typical | 2,165 | | Weight per kWp | 56.5 | 52.3 | Weak - bottom 8% | 10,695 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Watch out for - **56.5 kg per kWp** - Bottom 8% of the N-type 550-600 W segment, against a median of 52.3. Ranked 10,695th in the whole database. - **Best for:** Commercial, utility-scale, shaded-installations and hot-climate. - **Not ideal for:** Weight-limited structures. ## Specification ### Electrical - **Rated power (Pmax):** 575 W - **Efficiency:** 22.26 % - **Voltage at Pmax (Vmp):** 42.44 V - **Current at Pmax (Imp):** 13.55 A - **Open-circuit voltage (Voc):** 51.27 V - **Short-circuit current (Isc):** 14.31 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:** N-type - **Cell count:** 144 - **Bifacial:** yes - **Bifacial gain:** 25.00 ### Physical - **Length:** 2278 mm - **Width:** 1134 mm - **Thickness:** 30 mm - **Weight:** 32.5 kg - **Area:** 2.58 m2 - **Power density:** 222.6 Wp/m2 ### Warranty and degradation - **Product warranty:** 12 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 87.4 % - **Annual degradation:** 0.40 % - **Output after 30 years:** 503 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 5593 of 14005 | | Power density | 5549 of 14005 | | Temperature coefficient | 2165 of 14005 | | Weight | 10695 of 14005 | | Warranty | 21 of 14005 | ## Pros - **N-type + half-cut + bifacial design** - The combination of N-type cells, half-cut technology, and a bifacial design delivers up to 23.26% efficiency plus a rear-side energy gain of roughly 5-25%, depending on ground albedo. This translates into real annual yield gains versus conventional PERC panels. - **Very low temperature coefficient** - The Pmax temperature coefficient is -0.29%/°C, clearly better than the -0.34% to -0.40%/°C typical of PERC panels. This results in lower power losses during summer heat and higher yield in high-irradiance climates. - **Certified corrosion and PID resistance** - The series holds IEC 61701 (salt mist), IEC 62716 (ammonia resistance), and IEC TS 62804 (potential-induced degradation resistance) certifications. This provides real protection for investments in coastal, industrial, and agricultural sites. - **Tier-1, bankable manufacturer** - Philadelphia Solar has operated since 2007 and holds Tier-1 (bankable) status, reducing counterparty risk for bank financing of large-scale PV plants and commercial installations. - **30-year linear power warranty** - The 30-year power warranty with -0.4% annual degradation guarantees at least 87.4% of rated power after 30 years — competitive against many Tier-1 offerings based on a standard 25-year term. ## Cons - **Shorter product warranty** - The product warranty is 12 years, while several competing Tier-1 series (e.g., Trina Vertex N, Astronergy ASTRO N5) standardly offer 15-25 years of product warranty alongside the same 30-year power warranty. This could increase the investor's cost exposure if component failures occur in later years. - **Efficiency below segment leader** - Peak efficiency of 23.26% is close to Astronergy ASTRO N5 (23.3%) but clearly below Trina Vertex N TSM-NEG19RC.20 (24.1% at the same 650 Wp power). The ~0.8 pp gap means lower power density per m² for projects with limited roof or land area. ## About this series The Philadelphia Solar Nexus series introduces a new quality to large-scale and commercial installations through the effective use of **bifacial technology and half-cut cells**. This combination allows for the intensive use of light reflected from the ground, which translates directly into higher annual energy yields, even with less favorable sunlight. These modules effectively solve the problem of performance drops in difficult environments, offering certified **resistance to salt corrosion and extreme dust**. It is an optimal choice for projects implemented in demanding industrial locations or coastal belts. The solid frame construction and tempered glass ensure the highest mechanical stability, minimizing the risk of damage during installation and operation. Nexus distinguishes itself from competing solutions with an **excellent temperature coefficient**, which guarantees stable system operation during summer heat. Investing in this series is primarily about **maximizing profitability while reducing operating costs**. Thanks to an advanced production process, the panels eliminate potential-induced degradation, making them a reliable foundation for modern solar farms and large rooftop systems where reliability and a fast return on investment matter. ## Notable figures - At 22.3% efficiency, this panel is on par with typical \*\*N-type 550-600W\*\* modules - Power density of 222.6 W/m² matches the \*\*N-type 550-600W\*\* median - Temperature coefficient of -0.29%/°C matches the \*\*N-type 550-600W\*\* median - Weight of 32.5 kg is 3.0 kg above \*\*N-type 550-600W\*\* median (29.5 kg) - verify structural support - Bifacial design (80% factor) captures reflected light - adds 4-12% yield on ground-mount or white roof ## Questions ### How much extra energy does the bifacial technology in the Philadelphia Solar Nexus series actually produce? Nexus panels can generate 5–25% additional energy by harvesting reflected irradiance from the module's rear side. The bifaciality ratio is approximately 80%. The actual gain depends on ground albedo — bright surfaces such as light-gray concrete, white gravel, or snow deliver the best results. For a typical ground-mounted utility-scale farm, this translates to a measurably lower LCOE and faster return on investment. ### How does the Nexus panel perform in summer heat — what does the -0.29%/°C temperature coefficient mean in practice? The power temperature coefficient is -0.29%/°C, meaning the panel loses only 0.29% of rated power for every degree Celsius above 25°C. This is notably better than conventional P-type PERC modules, which typically reach -0.35%/°C or worse. In real-world conditions the Nexus series delivers meaningfully more energy on hot summer days, a critical advantage for commercial rooftop systems and utility-scale farms where every fraction of a percent in yield affects project economics. ### What warranty does Philadelphia Solar provide on the Nexus series and what exactly does it cover? Philadelphia Solar offers a 12-year product warranty covering material and workmanship defects, plus a 30-year linear power warranty. The power warranty caps annual degradation at 0.4%, guaranteeing at least 88% of rated power after 30 years. As a Tier 1 manufacturer, Philadelphia Solar provides the financial stability and bankability that lenders and EPCs require for project financing. ### Are Philadelphia Solar Nexus panels suitable for coastal installations or environments with heavy dust exposure? Yes, the Nexus series holds certified resistance to salt-mist corrosion and extreme dust ingress, making it a reliable choice for farms near coastlines, industrial ports, or desert regions. The anodized aluminum frame and 3.2 mm AR-coated tempered glass ensure long-term structural integrity in chemically aggressive environments. This dual certification is one of the key differentiators for projects in demanding locations where standard modules degrade prematurely. ### How do the N-type cells in the Nexus series compare to conventional P-type PERC panels — is the premium justified? N-type cells are inherently immune to PID (Potential Induced Degradation), a failure mode that can permanently reduce P-type PERC output by several percent over the system lifetime. Nexus modules degrade at only 0.4% per year versus a typical 0.55–0.7% for PERC. N-type technology also delivers up to 23.23% module efficiency with a superior temperature coefficient. Over a 30-year power warranty horizon, the difference in annual energy yield fully justifies the higher upfront cost. ### What mechanical loads can the Nexus panels withstand — are they suitable for regions with heavy snowfall? The Nexus series is rated for a 5,400 Pa front static load and 2,400 Pa rear static load, equivalent to approximately 55 cm of wet snow. Dynamic load resistance is 1,000 Pa. The 3.2 mm AR-coated tempered glass and rigid anodized aluminum frame provide long-term mechanical stability both during installation and throughout years of operation in climates with heavy snowfall or high wind pressure. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/Datasheet-PS-MNG144HCBF-565W-580W-f0f1aec44bfe.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-60HVH-560M](https://comparepv.com/panel/longi-lr7-60hvh-560m) | 560 W | Cooler, lighter, +2.5 pp | | [Longi Solar LR7-60HVH-555M](https://comparepv.com/panel/longi-lr7-60hvh-555m) | 555 W | Cooler, lighter, +2.3 pp | | [Longi Solar LR7-60HVHL-550M](https://comparepv.com/panel/longi-lr7-60hvhl-550m) | 550 W | Cooler, 16 kg lighter, +2.1 pp | | [JA Solar JAT60S40-540/LR](https://comparepv.com/panel/ja-solar-jat60s40-540-lr) | 540 W | -35 W, lighter, +2.1 pp | | [Gokin GK-5-60HG-540M](https://comparepv.com/panel/gokin-gk-5-60hg-540m) | 540 W | -35 W, lighter, +2.1 pp | | [Jinko Solar JKM545-54QL6-DV-F1-EU](https://comparepv.com/panel/jinko-solar-jkm545-54ql6-dv-f1-eu) | 545 W | -30 W, lighter, +2.0 pp | | [AIKO AIKO-A625-MAH72Dw](https://comparepv.com/panel/aiko-aiko-a625-mah72dw) | 625 W | +50 W, cooler, +1.9 pp | | [Philadelphia Solar PS-M144(HCBF)-GG-535W](https://comparepv.com/panel/philadelphia-solar-ps-m144-hcbf-gg-535w) | 535 W | -40 W, hotter, -1.6 pp | | [Philadelphia Solar PS-M144(HCBF)-GG-540W](https://comparepv.com/panel/philadelphia-solar-ps-m144-hcbf-gg-540w) | 540 W | -35 W, hotter, -1.4 pp | | [Philadelphia Solar PS-M144(HCBF)-540W](https://comparepv.com/panel/philadelphia-solar-ps-m144-hcbf-540w) | 540 W | Hotter, -1.4 pp, -5 yr warranty | | [Philadelphia Solar PS-M144(HCBF)-GG-545W](https://comparepv.com/panel/philadelphia-solar-ps-m144-hcbf-gg-545w) | 545 W | -30 W, hotter, -1.2 pp | | [Philadelphia Solar PS-M144(HCBF)-545W](https://comparepv.com/panel/philadelphia-solar-ps-m144-hcbf-545w) | 545 W | Hotter, -1.2 pp, -5 yr warranty | | [Philadelphia Solar PS-M144(HCBF)-550W](https://comparepv.com/panel/philadelphia-solar-ps-m144-hcbf-550w) | 550 W | Hotter, -1.0 pp, -5 yr warranty | | [AIKO AIKO-A650-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a650-mae72mw) | 650 W | +75 W, lighter, +2.9 pp | | [AIKO AIKO-A645-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a645-mae72mw) | 645 W | +70 W, lighter, +2.7 pp | | [AIKO AIKO-A640-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a640-mae72mw) | 640 W | +65 W, lighter, +2.5 pp | --- Source: https://comparepv.com/panel/philadelphia-solar-ps-mng144-hcbf-575w 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.