--- title: "Huasun HSN-210R-B132DSU595 595W Solar Panel - Specs & Review | ComparePV" description: "Huasun HSN-210R-B132DSU595 595W solar panel. Specs: 22.00% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/huasun-hsn-210r-b132dsu595" image: "https://comparepv.com/og/panel/huasun-hsn-210r-b132dsu595.png" updated: 2026-09-11 --- # Huasun HSN-210R-B132DSU595 Solid all-round for its segment 32 panels in the segment HJT 550-600 W ## Identity - **Manufacturer:** Huasun - **Model:** HSN-210R-B132DSU595 - **Series:** Kunlun G12R Series (HSN-210R-B132) - **Rated power:** 595 W - **Cell technology:** HJT - **Bifacial:** yes ## How it compares Compared against segment HJT 550-600 W (32 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 595 W | 585 W | Strong - top 9% | | | Module efficiency | 22.00% | 22.48% | Typical | 6,517 | | Power density | 220.3 | 224.8 | Typical | 6,299 | | Temperature coefficient | -0.240 | -0.240 | Typical | 13 | | Weight (kg) | 35.3 kg | 32.6 kg | Typical | | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 22.00% | 22.48% | Typical | 6,517 | | Power density | 220.3 | 224.8 | Typical | 6,299 | | Temperature coefficient | -0.240 | -0.240 | Typical | 13 | | Weight per kWp | 59.3 | 55.2 | Typical | 12,110 | | Performance warranty | 30 yrs | 30 yrs | Typical | 21 | - **Best for:** Commercial, utility-scale and hot-climate. ## Specification ### Electrical - **Rated power (Pmax):** 595 W - **Efficiency:** 22.00 % - **Voltage at Pmax (Vmp):** 40.60 V - **Current at Pmax (Imp):** 14.67 A - **Open-circuit voltage (Voc):** 48.65 V - **Short-circuit current (Isc):** 15.46 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:** 132 - **Bifacial:** yes ### Physical - **Length:** 2382 mm - **Width:** 1134 mm - **Thickness:** 30 mm - **Weight:** 35.3 kg - **Area:** 2.70 m2 - **Power density:** 220.3 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:** 537 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 6517 of 14005 | | Power density | 6299 of 14005 | | Temperature coefficient | 13 of 14005 | | Weight | 12110 of 14005 | | Warranty | 21 of 14005 | ## Pros - **Superior HJT temperature coefficient** - HJT technology delivers a temperature coefficient of -0.24%/°C, compared to -0.30%/°C for TOPCon and -0.35%/°C for PERC modules. At a cell temperature of 70°C, the Kunlun G12R loses approximately 11.5% of rated power versus 14.5–16.8% for competing technologies, translating into measurably higher real-world energy yield in hot climates. - **Zero LID and ≤0.3%/year degradation** - N-type HJT cells contain no B-O bonds, eliminating Light-Induced Degradation (LID). Huasun specifies ≤1% first-year degradation and ≤0.3% annually thereafter. Combined with the 30-year linear power warranty, this implies retention of more than 87% of nameplate power at end of warranty — a key advantage for long-horizon LCOE calculations. - **Bifaciality approaching 100%** - The Kunlun G12R series achieves near-100% bifaciality due to the symmetric HJT cell structure (no rear aluminum paste). Comparable bifacial PERC and TOPCon modules from GCL-M12/60H and Risen TITAN typically reach 75–85% bifaciality. With ground albedo of 20–40%, the higher bifacial factor yields meaningfully more energy per installed Wp in ground-mount and agri-PV applications. - **BNEF Tier-1 bankable status (Q1 2025)** - Huasun holds BloombergNEF Tier-1 bankable status as of Q1 2025, achieved in record time for a company founded in 2020. Tier-1 classification is a prerequisite for non-recourse project financing at most major commercial banks, directly enabling utility-scale and C&I deployments that require bankable module sourcing. - **G12R rectangular cells — higher power density** - The G12R rectangular cell format (210×182 mm) achieves better module area utilization than square 210×210 mm cells used by some peers, enabling 590–615 Wp in a standard frame footprint without increasing module dimensions. Versus GCL-M12/60H and Risen TITAN at the same 615 Wp maximum, the Kunlun G12R reaches up to 22.8% module efficiency compared to 21.7% for both competitors. ## Cons - **15-year product warranty only** - Huasun covers materials and workmanship for 15 years, while direct competitor JA Solar JAM72D40 LB offers a 25-year product warranty. The shorter coverage may be a limiting factor for projects structured under 20–25-year PPAs or where project insurers require extended workmanship guarantees as a condition of coverage. - **HJT technology price premium** - HJT manufacturing requires low-temperature processes and more expensive materials (amorphous silicon layers, ITO electrodes), resulting in a 10–15% higher cost per Wp compared to equivalent-wattage TOPCon modules such as GCL-M12/60H or Risen TITAN as of 2025 market pricing. The premium compresses CapEx advantages and makes LCOE competitiveness conditional on favorable rear-side irradiance or high-albedo ground conditions. ## About this series The Huasun Kunlun G12R (HSN-210R-B132) series was designed specifically to maximize energy yield in conditions where traditional modules lose potential - namely during light reflections, difficult exposure, and variable daily operation. The key differentiator is the combination of **dual-sided construction** with **HJT n-type technology**, which operates stably in high heat and minimizes long-term losses. The module also utilizes **rectangular G12R cells**, enabling it to better "fill" the surface area and increase power density without needing more panels. In practice, this translates to fewer compromises when designing string layouts and easier achievement of high yields on limited surfaces. The Kunlun G12R targets industrial installations and PV farms, but it also performs well in projects where morning and afternoon energy is crucial. An additional advantage is its **enhanced mechanical durability** and features improving performance under diffuse light, setting the series apart from many standard bifacial modules. ## Notable figures - At 22.0% efficiency, this panel is on par with typical \*\*HJT 550-600W\*\* modules - 220.3 W/m² power density is 4.5 W/m² below \*\*HJT 550-600W\*\* median (224.8 W/m²) - requires larger installation area - Temperature coefficient of -0.24%/°C matches the \*\*HJT 550-600W\*\* median - At 35.3 kg, this panel is 2.7 kg heavier than the \*\*HJT 550-600W\*\* median (32.6 kg) - more demanding for installation crews - 97% bifaciality enables rear-side power generation, boosting yield by 5-15% on reflective surfaces ## Questions ### What warranty is included with the Huasun Kunlun G12R (HSN-210R-B132) series? The Huasun Kunlun G12R series comes with a 15-year product warranty covering material and workmanship defects, plus a 30-year linear power warranty. The manufacturer guarantees minimum power output after 30 years in line with premium-market standards. This is one of the longest warranties in the commercial module segment, significantly reducing financial risk for long-term project investors. ### How does heat affect the output of Huasun Kunlun G12R modules? HJT technology used in the Kunlun G12R delivers a temperature coefficient of approximately -0.24%/°C, significantly better than standard PERC (-0.35%/°C) or TOPCon (-0.30%/°C) modules. When cells reach 65°C on a sunny day, the Kunlun G12R retains considerably more output than conventional crystalline silicon modules. In warm climates this translates to a measurable improvement in annual energy yield. ### What are G12R rectangular cells and why does the HSN-210R-B132 use 132 of them? G12R cells are rectangular half-cut wafers derived from the large-format G12 silicon wafer (210 mm). Unlike traditional pseudo-square cells with chamfered corners, the rectangular shape achieves a tighter packing factor across the module surface. With 132 cells, the HSN-210R-B132 reaches higher power density per square meter, delivering more watts without increasing the number of installed panels. ### Is bifacial yield on the Kunlun G12R a real gain or just a marketing claim? It is a real, measurable gain, though site-dependent. The bifacial design captures both direct irradiance on the front and albedo-reflected irradiance on the rear. Typical bifacial gain ranges from 5% to over 20% depending on ground surface: light-colored gravel on a PV farm outperforms dark asphalt or bare soil. In ground-mount installations, bifacial yield directly reduces the project's LCOE. ### How does HJT technology in the Kunlun G12R differ from standard PERC or TOPCon modules? HJT (heterojunction) is an n-type cell technology combining crystalline silicon with thin amorphous silicon layers. In the Kunlun G12R this results in a lower temperature coefficient, better low-light performance in the morning and late afternoon, and slower long-term degradation compared to PERC. TOPCon sits between PERC and HJT in both performance and cost, while HJT delivers higher cell efficiency and more stable output across the full system lifetime. ### What types of installations is the Huasun Kunlun G12R 615 Wp series best suited for? With a peak output of 615 Wp, the Kunlun G12R targets large-scale industrial installations and utility PV farms where high power density shortens project payback periods. It also fits commercial and industrial (C&I) rooftop projects where limited roof area demands maximum energy yield per square meter. The combination of bifacial design and HJT technology makes ground-mount installations with high-albedo surfaces and variable-irradiance sites especially cost-effective. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/hsn-210r-b132dsu-590-615-en-20250814-5adb3c5aac50.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [AIKO AIKO-A645-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a645-mae72mw) | 645 W | +50 W, lighter, +3.0 pp | | [Longi Solar LR7-60HVH-560M](https://comparepv.com/panel/longi-lr7-60hvh-560m) | 560 W | -35 W, lighter, +2.8 pp | | [AIKO AIKO-A640-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a640-mae72mw) | 640 W | +45 W, lighter, +2.8 pp | | [Longi Solar LR7-60HVH-555M](https://comparepv.com/panel/longi-lr7-60hvh-555m) | 555 W | -40 W, lighter, +2.6 pp | | [AIKO AIKO-A635-MAE72Mw](https://comparepv.com/panel/aiko-aiko-a635-mae72mw) | 635 W | +40 W, lighter, +2.6 pp | | [Huasun HSN-210R-B88DSN400](https://comparepv.com/panel/huasun-hsn-210r-b88dsn400) | 400 W | -195 W, lighter, -7.2 pp | | [Huasun HSN-210R-B88DSN405](https://comparepv.com/panel/huasun-hsn-210r-b88dsn405) | 405 W | -190 W, lighter, -7.0 pp | | [Huasun HSN-210R-B88DSN410](https://comparepv.com/panel/huasun-hsn-210r-b88dsn410) | 410 W | -185 W, lighter, -6.8 pp | | [Huasun HSN-210R-B132DSU590](https://comparepv.com/panel/huasun-hsn-210r-b132dsu590) | 590 W | Very close match | | [Huasun HSN-210R-B132DSU600](https://comparepv.com/panel/huasun-hsn-210r-b132dsu600) | 600 W | Very close match | | [Huasun HSN-210R-B132DSU605](https://comparepv.com/panel/huasun-hsn-210r-b132dsu605) | 605 W | +10 W, +0.4 pp | | [AIKO AIKO-A680-MDE72Mw](https://comparepv.com/panel/aiko-aiko-a680-mde72mw) | 680 W | +85 W, lighter, +3.2 pp | | [AIKO AIKO-A675-MDE72Mw](https://comparepv.com/panel/aiko-aiko-a675-mde72mw) | 675 W | +80 W, lighter, +3.0 pp | | [AIKO AIKO-A700-MAE78Dw](https://comparepv.com/panel/aiko-aiko-a700-mae78dw) | 700 W | +105 W, hotter, +3.0 pp | | [AIKO AIKO-A695-MAE78Dw](https://comparepv.com/panel/aiko-aiko-a695-mae78dw) | 695 W | +100 W, hotter, +2.9 pp | | [AIKO AIKO-G670-MCH72Mw](https://comparepv.com/panel/aiko-aiko-g670-mch72mw) | 670 W | +75 W, lighter, +2.8 pp | --- Source: https://comparepv.com/panel/huasun-hsn-210r-b132dsu595 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.