--- title: "Yingli YL400P-38d 1/2 / YL400P-38d 1500V 1/2 Solar Panel: Specs & Datasheet | ComparePV" description: "Yingli YL400P-38d 1/2 / YL400P-38d 1500V 1/2 solar panel. Specs: 18.40% efficiency, Polycrystalline cells." source: "https://comparepv.com/panel/yingli-yl400p-38d-1-2-yl400p-38d-1500v-1-2" image: "https://comparepv.com/og/panel/yingli-yl400p-38d-1-2-yl400p-38d-1500v-1-2.png" updated: 2026-09-11 --- # Yingli YL400P-38d 1/2 / YL400P-38d 1500V 1/2 Middle of its segment, modest efficiency 954 panels in the segment PERC 400-450 W ## Identity - **Manufacturer:** Yingli - **Model:** YL400P-38d 1/2 / YL400P-38d 1500V 1/2 - **Series:** YGE 144 CELL - **Rated power:** 400 W - **Cell technology:** PERC ## How it compares Compared against segment PERC 400-450 W (954 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 400 W | 410 W | Weak - bottom 9% | | | Module efficiency | 18.40% | 20.60% | Weak - bottom 1% | 13,225 | | Power density | 184.0 | 206.2 | Weak - bottom 1% | 13,209 | | Temperature coefficient | -0.370 | -0.350 | Weak - bottom 5% | 13,161 | | Weight (kg) | 23.5 kg | 22.0 kg | Weak - bottom 16% | | | Performance warranty | 25 yrs | 25 yrs | Typical | 9,912 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 18.40% | 20.60% | Weak - bottom 1% | 13,225 | | Power density | 184.0 | 206.2 | Weak - bottom 1% | 13,209 | | Temperature coefficient | -0.370 | -0.350 | Weak - bottom 5% | 13,161 | | Weight per kWp | 58.8 | 53.0 | Weak - bottom 16% | 11,965 | | Performance warranty | 25 yrs | 25 yrs | Typical | 9,912 | ### Watch out for - **18.40% module efficiency** - Bottom 1% of the PERC 400-450 W segment, against a median of 20.60%. Ranked 13,225th in the whole database. - **184.0 watts per square metre** - Bottom 1% of the PERC 400-450 W segment, against a median of 206.2. Ranked 13,209th in the whole database. - **-0.370 %/°C temperature coefficient** - Bottom 5% of the PERC 400-450 W segment, against a median of -0.350. Ranked 13,161st in the whole database. - **Best for:** Residential, commercial, shaded-installations and cold-climate. - **Not ideal for:** Tight roof space, roofs where every square metre has to count and hot climates. ## Specification ### Electrical - **Rated power (Pmax):** 400 W - **Efficiency:** 18.40 % - **Voltage at Pmax (Vmp):** 38.65 V - **Current at Pmax (Imp):** 10.35 A - **Open-circuit voltage (Voc):** 47.30 V - **Short-circuit current (Isc):** 10.91 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.370 %/degC - **Temperature coefficient of Voc:** -0.290 %/degC - **Temperature coefficient of Isc:** 0.050 %/degC - **NOCT:** 45 degC ### Cell and construction - **Cell type:** Polycrystalline - **Cell technology:** PERC - **Cell count:** 144 ### Physical - **Length:** 2094 mm - **Width:** 1038 mm - **Thickness:** 35 mm - **Weight:** 23.5 kg - **Area:** 2.17 m2 - **Power density:** 184.0 Wp/m2 ### Warranty and degradation - **Product warranty:** 12 years - **Performance warranty:** 25 years ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 13225 of 14129 | | Power density | 13209 of 14129 | | Temperature coefficient | 13161 of 14129 | | Weight | 11965 of 14129 | | Warranty | 9912 of 14129 | ## About this series The Yingli YGE 144 CELL series comprises modules featuring a 144-cell configuration, meticulously designed to deliver stable energy output under typical Polish conditions - including seasonal cloudiness and cooler months. The application of **half-cut cells** effectively minimizes internal losses, thereby enhancing the overall performance of the module string and improving energy yield predictability. Equally noteworthy is the **high mechanical resistance** and robust lamination structure, crucial for rooftops exposed to heavy snow loads and stronger wind gusts. In practice, this series addresses the challenge of panel selection for installations where **reliability and long-term durability** are paramount, rather than solely focusing on theoretical parameters. The YGE 144 CELL is well-suited for both residential and commercial applications, particularly where **large module formats** enable faster system power build-up using fewer panels. Compared to many competitive designs, this series distinguishes itself through an emphasis on stable operation and consistent manufacturing quality. ## Notable figures - Module efficiency of 18.4% is 2.2pp below average for \*\*PERC 400-450W\*\* panels (median: 20.6%) - 184.0 W/m² power density is 22.2 W/m² below \*\*PERC 400-450W\*\* median (206.2 W/m²) - requires larger installation area - -0.37%/°C temperature coefficient - 0.02pp worse than \*\*PERC 400-450W\*\* median (-0.35%/°C), expect higher hot weather losses - At 23.5 kg (1.5 kg above \*\*PERC 400-450W\*\* median of 22.0 kg), requires checking roof load capacity - In the top 94% for efficiency among all PERC panels ## Questions ### Are Yingli YGE 144 CELL panels still available for purchase? The Yingli YGE 144 CELL series has been discontinued and is no longer offered as a current model by the manufacturer. Availability is now limited to remaining distributor stock. Anyone planning to expand an existing installation built with these panels should be prepared for potential difficulty sourcing identical modules going forward. ### What warranty comes with Yingli YGE 144 CELL panels? The manufacturer backs the YGE 144 CELL series with a 12-year product warranty and a 25-year linear power output warranty. This means that even after a quarter century of operation, the module should retain a guaranteed percentage of its initial power output. This is a standard level of coverage typical for Tier 1 manufacturers, a category Yingli belongs to. ### What does the PERC technology in YGE 144 CELL panels do and does it improve efficiency? PERC adds a reflective layer on the back of the cell that captures light passing through the silicon and redirects it back into the cell for a second chance at conversion. This lets YGE 144 CELL modules achieve higher conversion efficiency than older non-PERC designs, using the same panel footprint and similar manufacturing costs. ### How does the 144 half-cut cell layout differ from classic 72-cell panels? A 144 half-cut panel is made by cutting standard 72 cells in half and wiring them into two independent electrical circuits. This reduces resistive losses and means partial shading on one half of the panel doesn't shut down the whole module, only the affected section. As a result, the module performs more consistently and loses less energy under uneven sunlight, such as shading from chimneys or antennas. ### What is the maximum power output of the Yingli YGE 144 CELL panel, and how many modules are needed for a typical home installation? Modules in the YGE 144 CELL series reach up to 415 Wp. For an average residential system of around 6-8 kWp, that translates to roughly 15 to 20 panels, depending on the exact power variant installed and the site conditions of the roof. ### Do YGE 144 CELL panels hold up well under snow loads in cold climates? Yes, the YGE 144 CELL series was designed with a robust laminate construction and high mechanical load resistance, which matters for roofs subject to snow accumulation and stronger wind gusts common in cold winter climates. It's still worth checking the exact permissible load against the current datasheet and the roof's structural design. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/8d4270f502abe0b3029e60bde0e3a4add-cac573c276c8.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Goldi Solar GS10-B120-GF-450](https://comparepv.com/panel/goldi-solar-gs10-b120-gf-450) | 450 W | +50 W, cooler, +2.4 pp | | [Goldi Solar GS10-B120-GF-445](https://comparepv.com/panel/goldi-solar-gs10-b120-gf-445) | 445 W | +45 W, cooler, +2.2 pp | | [Goldi Solar GS10-B120-GF-440](https://comparepv.com/panel/goldi-solar-gs10-b120-gf-440) | 440 W | +40 W, cooler, +1.9 pp | | [SunLink LNSU-410M](https://comparepv.com/panel/sunlink-lnsu-410m) | 410 W | +10 W, cooler, +1.9 pp | | [Goldi Solar GS10-B120-GF-435](https://comparepv.com/panel/goldi-solar-gs10-b120-gf-435) | 435 W | +35 W, cooler, +1.7 pp | | [SunLink LNSU-405M](https://comparepv.com/panel/sunlink-lnsu-405m) | 405 W | Cooler, heavier, +1.7 pp | | [Canadian Solar CS3U-395P](https://comparepv.com/panel/canadian-solar-cs3u-395p) | 395 W | Cooler, lighter, +1.5 pp | | [SunLink LNSU-400M](https://comparepv.com/panel/sunlink-lnsu-400m) | 400 W | Cooler, heavier, +1.4 pp | | [Sunlike Solar LNSF-400M](https://comparepv.com/panel/sunlike-solar-lnsf-400m) | 400 W | Cooler, +1.4 pp | | [Yingli YL395P-38d 1/2 / YL395P-38d 1500V 1/2](https://comparepv.com/panel/yingli-yl395p-38d-1-2-yl395p-38d-1500v-1-2) | 395 W | Very close match | | [Yingli YL405P-38d 1/2 / YL405P-38d 1500V 1/2](https://comparepv.com/panel/yingli-yl405p-38d-1-2-yl405p-38d-1500v-1-2) | 405 W | +0.2 pp | | [Yingli YL410P-38d 1/2 / YL410P-38d 1500V 1/2](https://comparepv.com/panel/yingli-yl410p-38d-1-2-yl410p-38d-1500v-1-2) | 410 W | +10 W, +0.5 pp | | [Yingli YL415P-38d 1/2 / YL415P-38d 1500V 1/2](https://comparepv.com/panel/yingli-yl415p-38d-1-2-yl415p-38d-1500v-1-2) | 415 W | +15 W, +0.7 pp | | [Gamko New Energy GKA120N-PRO-590W](https://comparepv.com/panel/gamko-new-energy-gka120n-pro-590w) | 590 W | +190 W, cooler, +5.4 pp | | [Gamko New Energy GKA120N-PRO-585W](https://comparepv.com/panel/gamko-new-energy-gka120n-pro-585w) | 585 W | +185 W, cooler, +5.2 pp | | [Bisol BGO 580](https://comparepv.com/panel/bisol-bgo-580) | 580 W | +180 W, cooler, +5.1 pp | --- Source: https://comparepv.com/panel/yingli-yl400p-38d-1-2-yl400p-38d-1500v-1-2 Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.