--- title: "Huasun HSN-210R-B108DNV495 495W Solar Panel - Specs & Review | ComparePV" description: "Huasun HSN-210R-B108DNV495 495W solar panel. Specs: 21.60% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/huasun-hsn-210r-b108dnv495" updated: 2026-09-11 --- # Huasun HSN-210R-B108DNV495 Middle of its segment, heavy for its output 83 panels in the segment HJT 450-500 W ## Identity - **Manufacturer:** Huasun - **Model:** HSN-210R-B108DNV495 - **Series:** Kunlun G12R Series - **Rated power:** 495 W - **Cell technology:** HJT - **Bifacial:** yes ## How it compares Compared against segment HJT 450-500 W (83 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 495 W | 460 W | Strong - top 2% | | | Module efficiency | 21.60% | 22.77% | Weak - bottom 11% | 7,652 | | Power density | 215.7 | 227.7 | Weak - bottom 7% | 7,641 | | Temperature coefficient | -0.240 | -0.240 | Typical | 13 | | Weight (kg) | 30.5 kg | 23.0 kg | Weak - bottom 4% | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 21.60% | 22.77% | Weak - bottom 11% | 7,652 | | Power density | 215.7 | 227.7 | Weak - bottom 7% | 7,641 | | Temperature coefficient | -0.240 | -0.240 | Typical | 13 | | Weight per kWp | 61.6 | 49.3 | Weak - bottom 4% | 12,664 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Watch out for - **61.6 kg per kWp** - Bottom 4% of the HJT 450-500 W segment, against a median of 49.3. Ranked 12,664th in the whole database. - **215.7 watts per square metre** - Bottom 7% of the HJT 450-500 W segment, against a median of 227.7. Ranked 7,641st in the whole database. - **21.60% module efficiency** - Bottom 11% of the HJT 450-500 W segment, against a median of 22.77%. - **Best for:** Agrivoltaic and commercial. - **Not ideal for:** Weight-limited structures, roofs where every square metre has to count and tight roof space. ## Specification ### Electrical - **Rated power (Pmax):** 495 W - **Efficiency:** 21.60 % - **Voltage at Pmax (Vmp):** 34.05 V - **Current at Pmax (Imp):** 14.54 A - **Open-circuit voltage (Voc):** 40.65 V - **Short-circuit current (Isc):** 15.37 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:** 0.040 %/degC - **NOCT:** 44 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell technology:** HJT - **Cell count:** 108 - **Bifacial:** yes ### Physical - **Length:** 2243 mm - **Width:** 1023 mm - **Thickness:** 6 mm - **Weight:** 30.5 kg - **Area:** 2.29 m2 - **Power density:** 215.7 Wp/m2 ### Warranty and degradation - **Product warranty:** 15 years - **Performance warranty:** 30 years - **Output guaranteed at end of warranty:** 90.3 % - **First-year degradation:** 1.00 % - **Annual degradation:** 0.30 % - **Output after 30 years:** 447 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 7652 of 14005 | | Power density | 7641 of 14005 | | Temperature coefficient | 13 of 14005 | | Weight | 12664 of 14005 | | Warranty | 21 of 14005 | ## Pros - **Triple-layer irradiance capture** - Near-100% bifacial ratio, light-conversion film, and anti-reflective coated front glass work in synergy: the rear side captures albedo irradiance almost as effectively as the front, directly increasing annual energy yield in vertical mounting compared to modules with the 70–80% bifacial ratio typical of TOPCon. - **Temperature coefficient -0.24%/°C** - HJT technology delivers a temperature coefficient of -0.24%/°C vs ~-0.30%/°C for TOPCon and ~-0.35%/°C for PERC. At a module temperature of 65°C (typical Central European summer), the difference vs PERC translates to ~3.6 pp less power loss — a real advantage during peak generation hours. - **30-year power warranty (>88% Pmax) + BNEF Tier 1** - Huasun guarantees >88% of rated power after 30 years and has maintained BNEF Tier 1 status since Q1 2025 — achieved in record time for a company founded in 2020. Tier 1 bankability is a key requirement for project finance on utility-scale PV farms. - **Dual-peak E-W generation profile** - Vertical east-west mounting produces two distinct daily generation peaks — morning and afternoon — better matching the load profile of industrial facilities and agrivoltaic sites than a south-facing single-peak system. Research published in Applied Energy (2026) confirms 10–20% higher annual yield for vertical bifacial systems vs monofacial at typical row spacing. - **Global HJT segment leader — 20 GW production capacity** - Huasun is the world's largest HJT module manufacturer with 20 GW of installed production capacity (end of 2024) and over 10 GW cumulative shipments. This scale supports consistent quality control and reliable batch availability for large-scale projects. ## Cons - **HJT cost premium over TOPCon** - HJT modules are priced at ~$0.38–0.50/W wholesale vs ~$0.28–0.35/W for TOPCon (a 15–40% gap). In projects where the specific advantages of vertical bifaciality are not technically required, the higher module CAPEX raises LCOE and may not be fully offset by the additional energy yield. - **Short manufacturer track record vs 30-year warranty** - Huasun was founded in 2020 and has approximately 5 years of operational history. The power output warranty covers a 30-year horizon — far exceeding the company's existence. Counterparty risk is higher than with long-established manufacturers such as JA Solar (est. 2005) or Trina Solar (est. 1997), despite confirmed BNEF Tier 1 status. ## About this series The Huasun Kunlun G12R series was designed for vertical installations, where maximizing land use and ensuring stable energy production throughout the day are key. Its main advantage is **ultrahigh bifaciality approaching 100%**, supported by **light conversion film** and **anti-reflective glass**-this allows the modules to effectively capture radiation from both sides, even at less-than-ideal light incidence angles. In practice, the Kunlun G12R helps address typical challenges faced by conventional PV farms: limited land availability, conflicts with agriculture, and yield losses due to accumulated snow and dust. Vertical installation reduces soiling, simplifies maintenance, and supports **dual-generation profiles**, better suited to morning and afternoon energy demands. This solution is ideal for agro-PV projects, installations along infrastructure (roads, screens, railway lines), and applications near industrial sites, where **land efficiency** and predictable yields are crucial. ## Notable figures - At 21.6% efficiency, this panel is 1.2pp below the \*\*HJT 450-500W\*\* median of 22.8% - At 215.7 W/m², this panel generates 12.0 W/m² less per unit area than \*\*HJT 450-500W\*\* median (227.7 W/m²) - At -0.24%/°C, hot weather performance is typical for \*\*HJT 450-500W\*\* panels - At 30.5 kg, this panel is 7.5 kg heavier than the \*\*HJT 450-500W\*\* median (23.0 kg) - more demanding for installation crews - Bifaciality factor of 97% can add 5-15% extra yield with reflective mounting surface ## Questions ### How does the HJT cell technology in the Kunlun G12R Series differ from standard PERC or TOPCon cells? HJT (Heterojunction Technology) sandwiches a crystalline silicon wafer between thin amorphous silicon layers on both sides. This delivers a lower temperature coefficient (around -0.24%/°C) than PERC or TOPCon, meaning less power loss on hot days. HJT also carries zero PID degradation risk and inherently high bifaciality — in the Kunlun G12R Series this approaches 100%, unlocking superior energy yield in vertical PV deployments. ### What is the actual bifaciality factor of Huasun Kunlun G12R panels and what does it mean in practice? The Kunlun G12R Series achieves a bifaciality factor close to 100%, meaning the rear side of the module generates nearly as much power as the front face under equivalent irradiance. This is enabled by a light conversion film and anti-reflective coated glass on both sides. In vertical installations the module effectively captures morning irradiance from the east and afternoon irradiance from the west, producing a characteristic dual-peak generation profile. ### What warranty does the Huasun Kunlun G12R Series carry, and will the module still perform after 30 years? Huasun provides a 15-year product warranty covering material and workmanship defects, plus a 30-year linear power warranty. After 30 years of operation, module output is guaranteed to remain at or above 90.3% of nominal power. The extended power warranty is a key input when calculating LCOE and project IRR for large-scale vertical PV farms. ### Are Huasun Kunlun G12R panels suitable for agrivoltaic installations, and can crops grow underneath them? Yes — vertical mounting is the natural application for the Kunlun G12R Series. Vertically oriented modules allow significantly more light to reach the ground compared to conventional tilted arrays, enabling simultaneous crop production. A 96.8 MW AC agri-PV simulation in Blankenfelde, Germany showed Huasun HJT modules increased operating hours by 7.91% and achieved 8.72% lower LCOE versus TOPCon panels, with 3.76% higher IRR. ### How does the vertical mounting of Kunlun G12R panels address snow and dust accumulation? Vertically mounted modules virtually eliminate snow accumulation — snow slides off by gravity without blocking the active surface. Dust and airborne particles also settle far less than on panels tilted at 10–20°. This translates to lower cleaning and O&M costs and more predictable annual energy yield, especially valuable at agricultural sites or dusty industrial locations. ### What power variants are available in the Huasun Kunlun G12R Series and why is 500 Wp referenced? The Kunlun G12R Series spans multiple cell-count configurations: the 108-cell variant covers 480–510 W, the 120-cell covers 545–570 W, and a 132-cell version reaches 720 W at 23.2% efficiency. The 500 Wp rating falls within the 108-cell bracket, well-suited for standard vertical mounting structures. Maximum cell efficiency across the series reaches up to 24.75%. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/kunlun-g12r-series-hsn-210r-b108dnv-480-500-en-20250814-484175fb0f84.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [Longi Solar LR7-54HJD-510M](https://comparepv.com/panel/longi-lr7-54hjd-510m) | 510 W | +15 W, lighter, +3.4 pp | | [AIKO AIKO-A495-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a495-mce54mw) | 495 W | Hotter, lighter, +3.2 pp | | [Longi Solar LR7-54HJD-505M](https://comparepv.com/panel/longi-lr7-54hjd-505m) | 505 W | +10 W, lighter, +3.1 pp | | [AIKO AIKO-A490-MCE54Mw](https://comparepv.com/panel/aiko-aiko-a490-mce54mw) | 490 W | Hotter, lighter, +2.9 pp | | [Longi Solar LR7-54HJD-500M](https://comparepv.com/panel/longi-lr7-54hjd-500m) | 500 W | Lighter, +2.9 pp | | [Talesun CIPRO-TN9C54M-500W](https://comparepv.com/panel/talesun-cipro-tn9c54m-500w) | 500 W | Hotter, lighter, +2.9 pp | | [Huasun HSN-210R-B108DNV480](https://comparepv.com/panel/huasun-hsn-210r-b108dnv480) | 480 W | -15 W, -0.7 pp | | [Huasun HSN-210R-B108DNV485](https://comparepv.com/panel/huasun-hsn-210r-b108dnv485) | 485 W | -10 W, -0.5 pp | | [Huasun HSN-210R-B108DNV490](https://comparepv.com/panel/huasun-hsn-210r-b108dnv490) | 490 W | -0.2 pp | | [Huasun HSN-210R-B108DNV500](https://comparepv.com/panel/huasun-hsn-210r-b108dnv500) | 500 W | Very close match | | [Horay Solar HS530TC-MHG-D](https://comparepv.com/panel/horay-solar-hs530tc-mhg-d) | 530 W | +35 W, hotter, +0.6 pp | | [Horay Solar HS525TC-MHG-D](https://comparepv.com/panel/horay-solar-hs525tc-mhg-d) | 525 W | +30 W, hotter, lighter | | [Horay Solar HS520TC-MHG-D](https://comparepv.com/panel/horay-solar-hs520tc-mhg-d) | 520 W | +25 W, hotter, lighter | | [Daxieworld DX500W-30M](https://comparepv.com/panel/daxieworld-dx500w-30m) | 500 W | Hotter, 22 kg lighter | | [Horay Solar HS515TC-MHG-D](https://comparepv.com/panel/horay-solar-hs515tc-mhg-d) | 515 W | +20 W, hotter, lighter | | [Trina Solar TSM-DE18M(II)-515](https://comparepv.com/panel/trina-solar-tsm-de18m-ii-515) | 515 W | Hotter, lighter, -5 yr warranty | --- Source: https://comparepv.com/panel/huasun-hsn-210r-b108dnv495 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.