LONGi Solar Hi-MO 9 LR8-66HYD 635W

Solar PanelsModel LR8-66HYD-635W

LONGi Hi-MO 9 LR8-66HYD 635W

Discover LONGi Hi-MO 9 LR8-66HYD 635W solar panel with high efficiency and 635W power output for optimal energy solutions.

  • Maximum Power (Pmax): 635W
  • Open Circuit Voltage (Voc): 49.67V

Choose the Maximum Power (Pmax)

What sets the LR8-66HYD-635W apart from the other 8 models in the family: Maximum Power (Pmax) 635W; Open Circuit Voltage (Voc) 49.67V; Short Circuit Current (Isc) 16.33A; Maximum Power Voltage (Vmpp) 40.86V; Maximum Power Current (Impp) 15.62A; Module Efficiency 23.5%.

AED 338incl. VAT

In stock

  • Delivered within 3 business days, door to door, to every market we serve.
  • Dispatched the same business day for an order placed before 21:00 (Dubai time), or the next business day after.
  • Delivery charge: AED 170
  • 12-year warranty
Full SpecificationsDownload datasheet (PDF)

LONGi Hi-MO 9 LR8-66HYD 635W features

  • Suitable for high corrosion scenarios

    Suitable for high corrosion scenarios such as offshore areas

  • High humidity resistant junction box

    High humidity resistant junction box and connector

  • Dual layer coated glass for

    Dual layer coated glass for high salt corrosion resistance

  • Special aluminum frame with high

    Special aluminum frame with high salt corrosion resistance

  • BC-CELL technology for lower operating

    BC-CELL technology for lower operating temperature

About the LONGi Hi-MO 9 LR8-66HYD 635W

The LONGi Hi-MO 9 LR8-66HYD 635W is a Hi-MO 9 solar panel engineered for residential rooftop installations, delivering a maximum power output of 635W at 23.5% module efficiency. Under standard test conditions it produces an open-circuit voltage (Voc) of 49.67V, a short-circuit current (Isc) of 16.33A, a voltage at maximum power (Vmp) of 40.86V and a current at maximum power (Imp) of 15.62A. The panel measures 2382×1134×30mm and weighs 33.5kg, with a Weather-resistant anodized aluminum frame and Dual glass, weather-resistant semi-tempered glass. It operates across -40°C to +85°C, a maximum system voltage of DC1500V (IEC/UL) and a maximum series fuse rating of 35A. It withstands a front-side static load of 5400Pa and a rear-side static load of 2400Pa, with a Pmax temperature coefficient of -0.260%/°C, a Voc coefficient of -0.200%/°C and an Isc coefficient of +0.050%/°C. The Hi-MO 9 LR8-66HYD 635W is certified by IEC 61215, IEC 61730, UL 61730, ISO9001:2015, ISO14001:2015, ISO45001:2018 and IEC62941 and is backed by a 12-year product warranty and a 30-year performance warranty from LONGi Solar.

Specifications last updated 25 March 2026

LONGi Hi-MO 9 LR8-66HYD 635W full specifications

Electrical(12)

Maximum Power (Pmax)635W
Open Circuit Voltage (Voc)49.67V
Short Circuit Current (Isc)16.33A
Maximum Power Voltage (Vmpp)40.86V
Maximum Power Current (Impp)15.62A
Module Efficiency23.5%
Maximum Power (Pmax/W)630 480.2
Open Circuit Voltage (Voc/V)49.32 46.87
Short Circuit Current (Isc/A)16.22 13.03
Testing ConditionSTC NOCT
Voltage at Maximum Power (Vmp/V)40.68 38.66
Current at Maximum Power (Imp/A)15.61 12.51

Mechanical(4)

Dimensions (L×W×H)2382×1134×30mm
Weight33.5kg
Frame MaterialWeather-resistant anodized aluminum frame
Glass TypeDual glass, weather-resistant semi-tempered glass

Environmental(8)

Temperature Coefficient of Pmax-0.260%/°C
Temperature Coefficient of Voc-0.200%/°C
Temperature Coefficient of Isc+0.050%/°C
Front Side Maximum Static Loading5400Pa
Rear Side Maximum Static Loading2400Pa
Operational Temperature-40°C to +85°C
Maximum System VoltageDC1500V (IEC/UL)
Maximum Series Fuse Rating35A

Certifications(7)

  • IEC 61215
  • IEC 61730
  • UL 61730
  • ISO9001:2015
  • ISO14001:2015
  • ISO45001:2018
  • IEC62941

Downloads & support

PDFThe manufacturer's sheet, to print or share

Frequently Asked Questions

What is the maximum power output and efficiency of the LONGi Hi-MO 9 LR8-66HYD 635W?

The LONGi Hi-MO 9 LR8-66HYD 635W has a maximum power output of 635W and a module efficiency of 23.5%.

What are the electrical specifications (Voc, Isc, Vmp, Imp) of the Hi-MO 9 LR8-66HYD 635W?

The Hi-MO 9 LR8-66HYD 635W has an open-circuit voltage (Voc) of 49.67V, a short-circuit current (Isc) of 16.33A, a voltage at maximum power (Vmp) of 40.86V and a current at maximum power (Imp) of 15.62A.

What are the physical dimensions and weight of the Hi-MO 9 LR8-66HYD 635W?

The Hi-MO 9 LR8-66HYD 635W measures 2382×1134×30mm and weighs 33.5kg.

What static loading can the Hi-MO 9 LR8-66HYD 635W withstand?

The Hi-MO 9 LR8-66HYD 635W withstands a front-side maximum static load of 5400Pa and a rear-side maximum static load of 2400Pa.

How does the Hi-MO 9 LR8-66HYD 635W perform across temperature changes?

The Hi-MO 9 LR8-66HYD 635W has a Pmax temperature coefficient of -0.260%/°C, a Voc coefficient of -0.200%/°C and an Isc coefficient of +0.050%/°C.

What is the maximum system voltage and fuse rating of the Hi-MO 9 LR8-66HYD 635W?

The Hi-MO 9 LR8-66HYD 635W has a maximum system voltage of DC1500V (IEC/UL) and a maximum series fuse rating of 35A.

What certifications does the Hi-MO 9 LR8-66HYD 635W have?

The Hi-MO 9 LR8-66HYD 635W is certified by IEC 61215, IEC 61730, UL 61730, ISO9001:2015, ISO14001:2015, ISO45001:2018 and IEC62941, meeting recognised international standards for safety and performance.

What warranty coverage is available for the Hi-MO 9 LR8-66HYD 635W?

The Hi-MO 9 LR8-66HYD 635W is backed by a 12-year product warranty and a 30-year performance warranty from LONGi Solar.

What frame and glass does the Hi-MO 9 LR8-66HYD 635W use?

The Hi-MO 9 LR8-66HYD 635W uses a Weather-resistant anodized aluminum frame and Dual glass, weather-resistant semi-tempered glass.

What is the operating temperature range of the Hi-MO 9 LR8-66HYD 635W?

The Hi-MO 9 LR8-66HYD 635W operates across -40°C to +85°C.

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