--- title: "Maxeon SPR-BE54-HD485 Solar Panel: Specs & Datasheet | ComparePV" description: "Maxeon SPR-BE54-HD485 solar panel. Specs: 23.80% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/maxeon-spr-be54-hd485" image: "https://comparepv.com/og/panel/maxeon-spr-be54-hd485.png" updated: 2026-11-05 --- # Maxeon SPR-BE54-HD485 Warranty pick, heavy for its output 172 panels in the segment Back Contact 450-500 W ## Identity - **Manufacturer:** Maxeon - **Model:** SPR-BE54-HD485 - **Series:** Origin - **Rated power:** 485 W - **Cell technology:** Back Contact ## How it compares Compared against segment Back Contact 450-500 W (172 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 485 W | 478 W | Typical | | | Module efficiency | 23.80% | 23.58% | Typical | 499 | | Power density | 237.6 | 235.4 | Typical | 562 | | Temperature coefficient | -0.260 | -0.260 | Typical | 521 | | Weight (kg) | 26.0 kg | 23.5 kg | Weak - bottom 1% | | | Performance warranty | 40 yrs | 30 yrs | Strong - top 2% | 1 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 23.80% | 23.58% | Typical | 499 | | Power density | 237.6 | 235.4 | Typical | 562 | | Temperature coefficient | -0.260 | -0.260 | Typical | 521 | | Weight per kWp | 53.6 | 48.5 | Weak - bottom 1% | 7,745 | | Performance warranty | 40 yrs | 30 yrs | Strong - top 2% | 1 | ### Strengths - **40 year performance warranty** - Top 2% of the Back Contact 450-500 W segment, against a median of 30 yrs. Ranked 1st in the whole database. ### Watch out for - **53.6 kg per kWp** - Bottom 1% of the Back Contact 450-500 W segment, against a median of 48.5. Ranked 7,745th in the whole database. - **Best for:** Owners who value a long output guarantee. - **Not ideal for:** Weight-limited structures. ## Specification ### Electrical - **Rated power (Pmax):** 485 W - **Efficiency:** 23.80 % - **Voltage at Pmax (Vmp):** 33.64 V - **Current at Pmax (Imp):** 14.42 A - **Open-circuit voltage (Voc):** 40.45 V - **Short-circuit current (Isc):** 15.18 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.260 %/degC - **Temperature coefficient of Voc:** -0.220 %/degC - **Temperature coefficient of Isc:** 0.050 %/degC - **NOCT:** 42 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** Back Contact ### Physical - **Length:** 1800 mm - **Width:** 1134 mm - **Thickness:** 30 mm - **Weight:** 26.0 kg - **Area:** 2.04 m2 - **Power density:** 237.6 Wp/m2 ### Warranty and degradation - **Product warranty:** 40 years - **Performance warranty:** 40 years - **First-year degradation:** 1.00 % - **Annual degradation:** 0.25 % - **Output after 30 years:** 445 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 499 of 14269 | | Power density | 562 of 14269 | | Temperature coefficient | 521 of 14269 | | Weight | 7745 of 14269 | | Warranty | 1 of 14269 | ## About this series The SunPower Origin series is a commercial solar panel line engineered to maximize return on investment for business and industrial installations. At its core is a **unique back-contact shingled cell technology**, where all electrical connections sit on the rear of the cell - this eliminates shading losses caused by front-side wiring and allows more active cell area to be packed into each panel. The panels feature **bifacial energy production**, so reflected light from the surrounding surface translates into a real boost in energy yield from the same roof or ground footprint. The series stands out for its **high resistance to micro-cracks, soiling, wind, hail, and extreme heat**, ensuring stable performance even in harsh climates and helping lower the levelized cost of energy (LCOE) over the system's lifetime. Commercial investors will also value the **market's lowest power degradation rate** and strong output under partial shading conditions. The entire line is backed by a **40-year warranty** covering product, power, and service, making Origin a solution built for businesses seeking predictable, long-term returns from their PV installations. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/EN_SunPower_Origin_Datasheet_SPR-BE54-HD_485505W-9dd857525a32.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Jinko Solar JKM510T-48HL6M-DB](https://comparepv.com/panel/jinko-solar-jkm510t-48hl6m-db) | 510 W | +25 W, lighter, +1.7 pp | | [Jinko Solar JKM505T-48HL6M-DB](https://comparepv.com/panel/jinko-solar-jkm505t-48hl6m-db) | 505 W | Cooler, lighter, +1.5 pp | | [Jinko Solar JKM500T-48HL6M-DB](https://comparepv.com/panel/jinko-solar-jkm500t-48hl6m-db) | 500 W | Cooler, lighter, +1.2 pp | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | +25 W, +1.2 pp, -10 yr warranty | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | Lighter, +1.0 pp, -10 yr warranty | | [Jinko Solar JKM495T-48HL6M-DB](https://comparepv.com/panel/jinko-solar-jkm495t-48hl6m-db) | 495 W | Cooler, lighter, +1.0 pp | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | Lighter, +0.9 pp, -10 yr warranty | | [WINAICO WST-505BKX54-A2](https://comparepv.com/panel/winaico-wst-505bkx54-a2) | 505 W | +20 W, +0.9 pp, -10 yr warranty | | [Maxeon SPR-BE54-HD505](https://comparepv.com/panel/maxeon-spr-be54-hd505) | 505 W | +20 W, +0.9 pp | | [Maxeon SPR-P7-435-BLK](https://comparepv.com/panel/maxeon-spr-p7-435-blk) | 435 W | -50 W, -2.4 pp, -10 yr warranty | | [Maxeon SPR-P7-440-BLK](https://comparepv.com/panel/maxeon-spr-p7-440-blk) | 440 W | -45 W, -2.1 pp, -10 yr warranty | | [Maxeon SPR-P7-445-BLK](https://comparepv.com/panel/maxeon-spr-p7-445-blk) | 445 W | -40 W, -1.9 pp, -10 yr warranty | | [Maxeon SPR-P7-450-BLK](https://comparepv.com/panel/maxeon-spr-p7-450-blk) | 450 W | -35 W, -1.6 pp, -10 yr warranty | | [Maxeon SPR-P7-455-BLK](https://comparepv.com/panel/maxeon-spr-p7-455-blk) | 455 W | -30 W, -1.4 pp, -10 yr warranty | | [Maxeon SPR-P7-460-BLK](https://comparepv.com/panel/maxeon-spr-p7-460-blk) | 460 W | Hotter, -1.1 pp, -10 yr warranty | | [Maxeon SPR-BE54-HD490](https://comparepv.com/panel/maxeon-spr-be54-hd490) | 490 W | Very close match | --- Source: https://comparepv.com/panel/maxeon-spr-be54-hd485 Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.