--- title: "Huayao HY710-H132CDD 710W Solar Panel - Specs & Review | ComparePV" description: "Huayao HY710-H132CDD 710W solar panel. Specs: 22.85% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/huayao-hy710-h132cdd" updated: 2026-09-11 --- # Huayao HY710-H132CDD Solid all-round for its segment 222 panels in the segment HJT 700-750 W ## Identity - **Manufacturer:** Huayao - **Model:** HY710-H132CDD - **Series:** Hyper H66 - **Rated power:** 710 W - **Cell technology:** HJT - **Bifacial:** yes ## How it compares Compared against segment HJT 700-750 W (222 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 710 W | 715 W | Typical | | | Module efficiency | 22.85% | 23.02% | Typical | 2,604 | | Power density | 228.6 | 230.2 | Typical | 2,474 | | Temperature coefficient | -0.240 | -0.240 | Typical | 13 | | Weight (kg) | 38.3 kg | 38.3 kg | Typical | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 22.85% | 23.02% | Typical | 2,604 | | Power density | 228.6 | 230.2 | Typical | 2,474 | | Temperature coefficient | -0.240 | -0.240 | Typical | 13 | | Weight per kWp | 53.9 | 53.6 | Typical | 8,122 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | - **Best for:** Commercial, utility-scale, shaded-installations and hot-climate. ## Specification ### Electrical - **Rated power (Pmax):** 710 W - **Efficiency:** 22.85 % - **Voltage at Pmax (Vmp):** 41.93 V - **Current at Pmax (Imp):** 16.97 A - **Open-circuit voltage (Voc):** 50.09 V - **Short-circuit current (Isc):** 18.01 A - **Max system voltage:** 1500 V ### Temperature - **Temperature coefficient of Pmax:** -0.240 %/degC - **Temperature coefficient of Voc:** -0.220 %/degC - **Temperature coefficient of Isc:** 0.047 %/degC - **NOCT:** 44 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** HJT - **Cell count:** 132 - **Bifacial:** yes ### Physical - **Length:** 2384 mm - **Width:** 1303 mm - **Thickness:** 35 mm - **Weight:** 38.3 kg - **Area:** 3.11 m2 - **Power density:** 228.6 Wp/m2 ### Warranty and degradation - **Product warranty:** 12 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 88.0 % - **First-year degradation:** 1.00 % - **Annual degradation:** 0.40 % - **Output after 30 years:** 621 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 2604 of 14005 | | Power density | 2474 of 14005 | | Temperature coefficient | 13 of 14005 | | Weight | 8122 of 14005 | | Warranty | 21 of 14005 | ## Pros - **HJT best-in-class temperature coefficient** - HJT cells in the Hyper H66 series carry a temperature coefficient of approx. -0.25%/°C — better than TOPCon (-0.31%/°C) and significantly better than PERC (-0.38%/°C). At a typical summer module temperature of 65°C, this translates to roughly 10% power loss versus 14–15% for PERC, delivering measurably higher yield on hot, sunny days. - **22.69–23.5% efficiency — premium class** - The top variant reaches 23.5% efficiency, matching all listed peer comparables (HY Solar N-Type TOPCon, Waaree PLEXUS HJT, PolyCrown Monocrystalline132 — all capped at 23.5%). The lower-bound 22.69% also exceeds typical mass-market modules (~21–22%), enabling more power from the same roof area. - **Bifacial design with half-cut cells** - The bifacial HJT design can add 5–25% to total energy yield depending on ground albedo (snow, white TPO membrane, gravel). Half-cut cell architecture reduces resistive losses and improves performance under partial shading — a relevant advantage in Polish climate with a high share of diffuse irradiance. - **Up to 730 Wp — high power density** - The 705–730 Wp range from 132 HJT cells reduces module count: a 30 kWp installation requires roughly 42 × 730 W modules instead of 55+ standard 540 W units, streamlining design, shortening installation time, and reducing BoS costs (cabling, racking). - **30-year linear power warranty** - The manufacturer provides a 30-year linear power warranty — a premium-segment benchmark matching the expected service life of commercial PV installations and exceeding the 25-year coverage typical of lower-tier manufacturers, signaling confidence in long-term module durability. ## Cons - **Not BNEF Tier-1 bankable (Q1 2026)** - Huayao does not appear on the BloombergNEF bankable manufacturers list as of Q1 2026. For projects financed by commercial banks or infrastructure funds, this can be a formal barrier — lenders routinely require Tier-1 modules as a condition for debt financing. - **Only 12-year product warranty** - A 12-year workmanship and materials warranty falls below market standard — leading manufacturers (JA Solar, LONGi, Jinko) offer 15–25 years. Against the 30-year power warranty, this creates an 18-year gap during which manufacturing defects are no longer covered by the producer. ## About this series The Huayao Hyper H66 series are modules designed for maximum yield from every square meter of installation - both on rooftops and in commercial projects. They are built on cutting-edge solutions typical of the premium class: **half-cut cells** reduce losses and improve performance under partial shading, while **bifacial construction** allows more efficient use of reflected light (e.g., off a light roof, gravel, or snow). In practice, this translates to more stable energy production in Polish conditions - even during variable weather and periods of lower sunlight. A key feature of the series is **high cell density**, which helps increase power without artificially enlarging the module, and **durability-focused architecture** - crucial where a long service life and predictable system performance are essential. The Hyper H66 is an excellent choice for investors looking to reduce the number of panels, simplify the design, and get more energy from the same surface area. ## Notable figures - Efficiency of 22.9% matches the \*\*HJT 700-750W\*\* median - At 228.6 W/m² power density, roof space requirements are typical for \*\*HJT 700-750W\*\* panels - Temperature coefficient of -0.24%/°C matches the \*\*HJT 700-750W\*\* median - #2604 for efficiency, #13 for temperature performance out of 14005 panels ## Questions ### What warranty does the Huayao Hyper H66 series come with? The Hyper H66 series carries a 12-year product warranty covering material and workmanship defects. The linear power warranty runs for 30 years, with the manufacturer guaranteeing at least 88% of rated output at the end of that period. This is among the longer warranty standards in the premium panel segment, supporting predictable ROI calculations over the full system lifetime. ### How do the Huayao Hyper H66 panels perform in a Polish climate — in winter and under overcast skies? HJT technology features a low Pmax temperature coefficient of approximately -0.24%/°C, resulting in smaller power losses on hot days compared to PERC and better performance in variable conditions. Half-cut cells reduce losses under partial shading. The bifacial design also captures light reflected from snow-covered surroundings during winter months, supporting stable year-round energy generation in Central European climates. ### How does the HJT technology in the Huayao Hyper H66 differ from standard PERC panels? HJT combines an n-type silicon wafer with thin amorphous silicon layers, achieving higher efficiency and a lower temperature coefficient than PERC. In practice this means better performance both on hot days and in diffuse low-light conditions. The Hyper H66 series reaches up to 730 Wp at an efficiency of up to 23.5%, delivering more energy from the same roof area without requiring additional modules. ### What does the bifacial design of the Huayao Hyper H66 mean in practice, and when does it matter? A bifacial panel has active cells on both sides — the rear surface generates additional energy from light reflected off the mounting surface or ground. The gain is most significant over light-colored roofing, gravel, or snow, and can add several percentage points to annual yield. On dark bituminous membranes the benefit is lower, but the bifacial construction does not restrict standard front-side performance in any way. ### Can the Huayao Hyper H66 730 Wp module be installed on a pitched residential roof? Yes, the Hyper H66 series is compatible with pitched-roof installations. Modules in the 730 Wp range measure approximately 2384 × 1303 mm and weigh around 38 kg, requiring a robust racking structure and an experienced installer. The high per-module power means fewer panels are needed compared to lower-wattage alternatives, simplifying system design, reducing installation time, and lowering labor costs for the same target system size. ### Huayao is not on the Bloomberg NEF Tier 1 list — should that be a concern before buying? The Bloomberg NEF Tier 1 list primarily reflects a manufacturer's bankability for large-scale project financing, not product quality directly. Huayao is a Chinese manufacturer specializing in HJT modules, holding IEC and TÜV certifications. Before purchasing, it is worth verifying that certificates are current and that warranty service is available locally in Poland, as accessible after-sales support is critical when submitting warranty claims over a 30-year power guarantee period. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/1-249426cbe067.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [AIKO AIKO-A680-MDE72Mw](https://comparepv.com/panel/aiko-aiko-a680-mde72mw) | 680 W | -30 W, lighter, +2.3 pp | | [AIKO AIKO-A675-MDE72Mw](https://comparepv.com/panel/aiko-aiko-a675-mde72mw) | 675 W | -35 W, lighter, +2.1 pp | | [AIKO AIKO-A700-MAE78Dw](https://comparepv.com/panel/aiko-aiko-a700-mae78dw) | 700 W | Hotter, lighter, +2.1 pp | | [AIKO AIKO-A695-MAE78Dw](https://comparepv.com/panel/aiko-aiko-a695-mae78dw) | 695 W | Hotter, lighter, +2.0 pp | | [AIKO AIKO-G670-MCH72Mw](https://comparepv.com/panel/aiko-aiko-g670-mch72mw) | 670 W | -40 W, lighter, +1.9 pp | | [Longi Solar LR7-72HVHF-670M](https://comparepv.com/panel/longi-lr7-72hvhf-670m) | 670 W | -40 W, lighter, +1.9 pp | | [Jinko Solar JKM650-670N-66QL6-BDV (670W class)](https://comparepv.com/panel/jinko-solar-jkm650-670n-66ql6-bdv-670w-class) | 670 W | -40 W, lighter, +1.9 pp | | [Huayao HY650-M132CSS](https://comparepv.com/panel/huayao-hy650-m132css) | 650 W | -60 W, hotter, -1.9 pp | | [Huayao HY655-M132CSS](https://comparepv.com/panel/huayao-hy655-m132css) | 655 W | Hotter, lighter, -1.8 pp | | [Huayao HY660-M132CSS](https://comparepv.com/panel/huayao-hy660-m132css) | 660 W | Hotter, lighter, -1.6 pp | | [Huayao HY665-M132CSS](https://comparepv.com/panel/huayao-hy665-m132css) | 665 W | Hotter, lighter, -1.4 pp | | [Huayao HY670-M132CSS](https://comparepv.com/panel/huayao-hy670-m132css) | 670 W | Hotter, lighter, -1.3 pp | | [AIKO AIKO-A805-GRH78Dw](https://comparepv.com/panel/aiko-aiko-a805-grh78dw) | 805 W | +95 W, hotter, +2.2 pp | | [AIKO AIKO-A800-GRH78Dw](https://comparepv.com/panel/aiko-aiko-a800-grh78dw) | 800 W | +90 W, hotter, +2.0 pp | | [AIKO AIKO-A795-GRH78Dw](https://comparepv.com/panel/aiko-aiko-a795-grh78dw) | 795 W | +85 W, hotter, +1.9 pp | | [AIKO AIKO-A790-GRH78Dw](https://comparepv.com/panel/aiko-aiko-a790-grh78dw) | 790 W | +80 W, hotter, +1.8 pp | --- Source: https://comparepv.com/panel/huayao-hy710-h132cdd Not in this file, on the page: the I-V and temperature curves lifted from the manufacturer's datasheet, a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.