LONGi 635W Bifacial Double-Glass Solar Panel

R 1,949.00

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LONGi 635W Bi-Facial Double-Glass Solar Panel

🆔 Models

Panel: LONGi LR8-66HTD 635W Bi-Facial Double-Glass Module

Includes

LONGi 635W Bi-Facial Solar Panel
Integrated junction box with bypass diodes
Factory-fitted output cables (MC4-compatible)

Key Features

High 635W output for efficient large-scale generation
Bi-facial design with up to ~70% rear-side gain capability
Advanced N-type cell technology for improved efficiency and lower degradation
Double-glass construction for enhanced durability and longevity
Excellent temperature coefficient for better performance in hot climates
Strong mechanical load resistance (5400Pa front / 2400Pa rear)
1500V system compatibility for large installations
Long-term reliability with extended performance warranties

Specifications

Specification	Details
Rated Power (Pmax)	635 W
Module Type	Bi-Facial Double Glass
Cell Configuration	132 Cells (6 × 22)
Module Efficiency	Up to 23.51%
Maximum System Voltage	1500 V DC
Junction Box	IP68 Rated
Power Tolerance	0 ~ +3%

Electrical Characteristics (STC)

Specification	Details
Open Circuit Voltage (Voc)	49.42 V
Short Circuit Current (Isc)	16.30 A
Voltage at Max Power (Vmp)	40.68 V
Current at Max Power (Imp)	15.61 A

Performance Characteristics

Specification	Details
Bifaciality	70% ±5%
Temperature Coefficient (Pmax)	-0.280%/°C
Operating Temperature	-40°C to +85°C
First-Year Degradation	<1%
Annual Degradation	~0.35%

Physical Specifications

Specification	Details
Dimensions (L×W×H)	2382 × 1134 × 30 mm
Weight	33.5 kg
Front/Rear Glass	2.0mm + 2.0mm tempered glass
Frame	Anodised aluminium alloy

Technical & Build

Specification	Details
Module Structure	Glass-Glass Bi-Facial
Load Capacity	High wind & snow resistance
Protection Class	Class II
Fire Rating	IEC Class C

Applications

Utility-scale solar farms
Commercial and industrial PV systems
Ground-mounted bifacial installations
High-efficiency residential systems
Hybrid and battery-integrated solar solutions

Additional Information

Rear-side gain depends on installation conditions (surface reflectivity, height, spacing)
Compatible with most modern inverters and mounting systems
Designed for long-term outdoor durability
Professional installation recommended

Quality & Support

The LONGi 635W Bi-Facial Double-Glass module delivers premium efficiency, durability, and long-term performance, making it a top-tier solution for high-output solar installations requiring maximum energy yield and reliability.