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Home / Products / Solar Panel / HJT Solar Panel / LONGi Himo S10 Bifacial 665-685w LR7-72HJD

LONGi Himo S10 Bifacial 665-685w LR7-72HJD

  • Bifacial, HJT
  • 25.4 %
  • 665-685Wp
  • 33.5 kg

▶ Advanced HIBC Cell Technology x Multi-Dimensional Efficiency Enhancement Matrix

▶ Efficient Empowerment for All Scenarios, LeadingPower Output by 15W+

▶ Reliable Temperature Control Protection Significantly Reduces Fire Risks

▶ Front Side without Grid Lines, Aesthetic DesignSimple and Elegant

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  • Technology Bifacial, HJT
  • Power Range 665-685 Wp
  • Region China
  • Weight 33.5 kg
  • Product Warranty 15 Years
  • Power Warranty 1 Years of 99 %, 25 Years of 88.9 %
  • Panel Efficiency 25.4 %
  • Dimension 2382×1134×30 mm
  • Glass Thickness 2.0 mm
  • Temperature Coefficient of Pmax -0.24 %/°C
  • Cell Number 144

  • Advanced HIBC back-contact cell technology

  • Bifacial energy generation for higher system yield

  • Zero front grid design for maximum light absorption

  • Low temperature coefficient for improved hot-climate performance

  • 144 half-cell architecture for enhanced reliability
LONGi Himo S10 Bifacial 665-685w LR7-72HJD

Additional Value
30-Year Power Warranty

Mechanical Parameters

Cell Orientation 144 (6×24)
Junction Box

IP68
Output Cable

4mm², +400, -200mm/±1400mm

Length can be customized
Glass Dual glass, 2.0mm semi-tempered glass
Frame Anodized aluminum alloy frame
Weight 33.5kg
Dimension 2382×1134×30mm
Packaging 36pcs per pallet
144pcs per 20'GP / 720pcs per 40'HC

Electrical Characteristics

STC: AM1.5 1000W/m² 25°C  Test uncertainty for Pmax: ±3%
Module Type LR7-72HJD-665M LR7-72HJD-670M LR7-72HJD-675M LR7-72HJD-680M LR7-72HJD-685M
Testing Condition STC STC STC STC STC
Maximum Power (Pmax/W) 665 670 675 680 685
Open Circuit Voltage (Voc/V) 55.1 55.2 55.3 55.4 55.5
Short Circuit Current (Isc/A) 15.28 15.36 15.44 15.52 15.6
Voltage at Maximum Power (Vmp/V) 45.51 45.61 45.71 45.81 45.91
Current at Maximum Power (Imp/A) 14.61 14.69 14.77 14.84 14.92
Module Efficiency(%) 24.6 24.8 25 25.2 25.4

Operating Parameters
Operational Temperature -40℃ ~ +85℃
Power Output Tolerance 0 ~ 3%
Maximum System Voltage DC1500V (IEC)
Maximum Series Fuse Rating 30A
Nominal Operating Cell Temperature 45±2℃
Protection Class Class II
Bifaciality 60±5%
Fire Rating IEC Class C

Mechanical Loading
Front Side Maximum Static Loading 5400Pa
Rear Side Maximum Static Loading 2400Pa
Hailstone Test 25mm Hailstone at the speed of 23m/s

Temperature Ratings (STC)
Temperature Coefficient of Isc +0.050%/°C
Temperature Coefficient of Voc -0.210%/°C
Temperature Coefficient of Pmax -0.240%/°C

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About Us
Weran Solar Co., Ltd.
Weran Solar Co., Ltd.

Weran Solar Co., Ltd. (WERAN), founded in 2015 and headquartered in Shanghai, is a global new energy enterprise specializing in the research, development, and application of intelligent solar power generation systems. We integrate product design, manufacturing, sales, installation, and maintenance, delivering reliable and competitive solar solutions to customers worldwide.


Internationally, WERAN supplies high-quality photovoltaic modules to solar projects and distributors across multiple countries — including, but not limited to, Tier 1-equivalent panels with outstanding cost-performance ratios. Leveraging first-hand access to China’s photovoltaic supply chain, we ensure both quality and competitiveness. In the domestic market, our business also covers solar module manufacturing and EPC contracting for new energy projects.

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