--- title: "IBC Solar YH545W-36MH 545W Solar Panel - Specs & Review | ComparePV" description: "IBC Solar YH545W-36MH 545W solar panel. Specs: 21.09% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/ibc-solar-yh545w-36mh" updated: 2026-09-11 --- # IBC Solar YH545W-36MH Light for its output, no clear weak spot 706 panels in the segment PERC 500-550 W ## Identity - **Manufacturer:** IBC Solar - **Model:** YH545W-36MH - **Series:** 182M Half Cell 540W-550W - **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 | 21.09% | 20.90% | Typical | 9,519 | | Power density | 210.9 | 209.0 | Typical | 9,399 | | Temperature coefficient | -0.350 | -0.350 | Typical | 10,419 | | Weight (kg) | 27.0 kg | 28.4 kg | Strong - top 13% | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 21.09% | 20.90% | Typical | 9,519 | | Power density | 210.9 | 209.0 | Typical | 9,399 | | Temperature coefficient | -0.350 | -0.350 | Typical | 10,419 | | Weight per kWp | 49.5 | 53.0 | Strong - top 13% | 3,095 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Strengths - **49.5 kg per kWp** - Top 13% of the PERC 500-550 W segment, against a median of 53.0. - **Best for:** Commercial, shaded-installations and residential. ## Specification ### Electrical - **Rated power (Pmax):** 545 W - **Efficiency:** 21.09 % - **Voltage at Pmax (Vmp):** 41.93 V - **Current at Pmax (Imp):** 13.00 A - **Open-circuit voltage (Voc):** 49.90 V - **Short-circuit current (Isc):** 13.81 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.350 %/degC - **Temperature coefficient of Voc:** -0.270 %/degC - **Temperature coefficient of Isc:** 0.048 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** PERC - **Cell count:** 144 ### Physical - **Length:** 2279 mm - **Width:** 1134 mm - **Thickness:** 30 mm - **Weight:** 27.0 kg - **Area:** 2.58 m2 - **Power density:** 210.9 Wp/m2 ### Warranty and degradation - **Product warranty:** 30 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 85.0 % - **Output after 30 years:** 463 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 9519 of 14005 | | Power density | 9399 of 14005 | | Temperature coefficient | 10419 of 14005 | | Weight | 3095 of 14005 | | Warranty | 21 of 14005 | ## Pros - **30-year product & power warranty** - The manufacturer provides a 30-year warranty on both the product and power output — above the market standard for PERC modules, where most peer comparables (S-Energy SL65-72BGJ, Goldi Solar GS10-B144-TF) typically offer 25-year power warranties. The extended horizon directly reduces investment risk and improves LCOE calculations. - **Tier-1 German manufacturer since 1982** - IBC Solar has been operating since 1982 and is listed as a Bloomberg BNEF Tier-1 manufacturer. Own-brand modules have undergone independent testing by Fraunhofer ISE, Fraunhofer CSP (LeTID), and carry TÜV and VDE certifications — a real serviceability and quality advantage over lesser-known Asian OEM suppliers. - **Up to 21.28% efficiency — top of PERC 182mm segment** - The best variant achieves 21.28% module efficiency, placing it immediately at the upper boundary of the PERC 182mm half-cut segment (peer comparables: S-Energy, Goldi Solar, Adani Solar reach 21.3%). The 0.02 percentage-point gap has negligible impact on annual energy yield in real-world installations. - **Half-cut cells + multi-busbar: lower shading losses** - Splitting cells in half (half-cut, 144-cell layout) reduces resistive losses and limits the impact of partial shading on an entire string. The multi-busbar (MBB) design reduces thermomechanical stress and microcracks risk — performance stability confirmed by Fraunhofer CSP testing on IBC Solar own-brand modules. - **High single-module power: 540–550 Wp** - The 540–550 Wp power range in the standard 182mm footprint (2094×1038 mm) delivers high power density per m², resulting in lower BoS (Balance of System) costs — fewer mounting brackets, cables, and labor hours per installed kWp in commercial and prosumer installations. ## Cons - **Series discontinued since 2023** - The 182M Half Cell 540W–550W series was manufactured between 2021 and 2023 and is officially discontinued. This means limited availability of new modules to expand existing installations, risk of no identical replacement modules in case of damage, and potential warranty fulfillment difficulties post-2028. - **PERC technology — higher LID degradation vs N-type** - P-type PERC cells exhibit approximately 2% first-year LID/LeTID degradation compared to ~1% for N-type TOPCon, which became the market standard after 2023. Peer comparables in the 550 Wp segment increasingly offer TOPCon technology, placing this series at a disadvantage in terms of long-term power stability. - **No bifacial variant available** - The series is mono-facial only (is\_bifacial: false), excluding rear-side irradiance gains (typically +10–20% energy yield for ground-mount systems with light-colored substrates or white geomembrane). With bifacial modules increasingly available in the same power and price bracket, the lack of bifaciality is a real limitation for ground-mounted and white-roofed commercial installations. ## About this series The IBC Solar 182M Half Cell 540W-550W series is designed to maximize energy yield from the same mounting surface, making it ideal for locations where every square meter counts - such as commercial rooftops, warehouses, solar farms, and larger prosumer installations. The use of **monocrystalline cells in a half-cell configuration** effectively reduces losses due to partial shading and improves stability in variable conditions, resulting in more predictable annual energy production. The modules utilize **multi-busbar technology**, which supports lower resistance and improved current collection, while also helping to minimize the impact of microcracks. An additional advantage is **higher resistance to hot spots**, which is particularly important in the presence of dirt and uneven sunlight exposure. This is the choice for investors who want to combine **high power of a single module** with operational safety and long-term profitability. ## Notable figures - At 21.1% efficiency, this panel is on par with typical \*\*PERC 500-550W\*\* modules - Power density of 210.9 W/m² matches the \*\*PERC 500-550W\*\* median - At -0.35%/°C, hot weather performance is typical for \*\*PERC 500-550W\*\* panels - At 27.0 kg, this panel is 1.4 kg lighter than \*\*PERC 500-550W\*\* median (28.4 kg) - easier handling during installation - In the top 68% for efficiency among all PERC panels ## Questions ### Is the IBC Solar 182M Half Cell 540W–550W series still available for purchase? The IBC Solar 182M Half Cell 540W–550W series has been discontinued. New modules may still be available in limited quantities from distributors with existing stock or on the secondary market. Before purchasing, verify current availability with authorized IBC Solar partners or consider a newer IBC Solar series with comparable technical specifications. ### What warranty does the IBC Solar 182M Half Cell 550W carry? The 182M Half Cell series comes with a 30-year product warranty and a 30-year power output warranty — among the most comprehensive guarantees available in the PV module market. The manufacturer commits to maintaining defined performance levels for three decades, which is a strong factor when calculating the return on investment for commercial or prosumer solar installations. ### What is PERC half-cut cell technology used in the IBC Solar 182M series, and does it actually matter? PERC half-cut cells split each standard cell in two, reducing internal resistance and minimizing power losses. In practice, partial shading — from a chimney, dormer window, or neighboring structure — affects only part of the module rather than the entire panel. The 182M series combines this approach with 182 mm (M10) cells and a multi-busbar (MBB) layout, which improves current collection and reduces the risk of microcracks developing over the module's operational lifetime. ### Are IBC Solar 182M Half Cell 550W panels suitable for a residential sloped roof? Modules in this series measure approximately 2279×1134 mm and weigh around 29 kg. The larger format and higher weight mean the 182M Half Cell line is primarily designed for commercial applications — industrial rooftops, warehouses, and ground-mount PV farms. Installation on a private home is technically possible but requires a robust racking structure, a structural load assessment, and a system design prepared by a qualified engineer. ### How does the IBC Solar 182M Half Cell series handle heat stress and hot-spot risk? The half-cut cell configuration splits the current into two parallel strings within each module, significantly reducing localized heating (hot-spot effect). This makes the 182M panels more resilient to partial soiling — bird droppings, leaves, or dust — that can cause thermal damage in conventional full-cell modules. The result is lower long-term degradation and more stable energy output, especially in commercial installations where panels are cleaned infrequently. ### How many IBC Solar 182M 550W panels do I need to build a 20 kWp system? At 550 Wp per module, you need 37 panels to reach 20 kWp (37×550 W = 20,350 Wp). The high per-module power output reduces the total panel count required for a given system capacity, which lowers balance-of-system (BoS) costs including cabling, mounting hardware, and labor. This is one of the primary advantages of the 182M series in commercial rooftop and utility-scale PV applications. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/540-550w-144-ebb962584f80.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | -35 W, cooler, +3.9 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | Cooler, lighter, +3.7 pp | | [Longi Solar LR7-60HVH-560M](https://comparepv.com/panel/longi-lr7-60hvh-560m) | 560 W | Cooler, lighter, +3.7 pp | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | -40 W, cooler, +3.6 pp | | [Longi Solar LR7-60HVH-555M](https://comparepv.com/panel/longi-lr7-60hvh-555m) | 555 W | Cooler, lighter, +3.5 pp | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | -45 W, cooler, +3.4 pp | | [IBC Solar YH540W-36MH](https://comparepv.com/panel/ibc-solar-yh540w-36mh) | 540 W | Very close match | | [IBC Solar YH550W-36MH](https://comparepv.com/panel/ibc-solar-yh550w-36mh) | 550 W | Very close match | | [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/ibc-solar-yh545w-36mh Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.