High-Efficiency TOPCon

156 N-Type TOPCon Half Cut Cells

The 156 Half-Cut TOPCon series pushes wattage up to 650 Wp — optimised for ground-mount utility plants with best-in-class efficiency and durability.

Power Range
630 – 650 Wp
Max Efficiency
23.24%
Performance Warranty
30 years
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156 N-Type TOPCon Half Cut Cells

Technical Excellence

Multi-Busbar Technology

Better light trapping and current collection improve module power output and reliability. Reduces internal resistance and micro-crack impacts significantly compared to standard cell designs.

Loss Reduction
25% Improved
Cell Type
N-Type TOPCon

Thermal Mastery

Optimized temperature coefficient ensures maximum energy yield even in extreme heat environments common in large-scale solar farms.

Pmax Coeff
-0.30 %/°C

Mechanical Strength

Certified to withstand severe environmental conditions: wind load (2400 Pascal) and snow load (5400 Pascal).

Anti-PID Guarantee

Limited power degradation caused by PID (Potential Induced Degradation) effect is guaranteed via optimized mass-production processes and material control.

Technical Specifications

STC: Irradiance 1000W/m², Cell Temperature 25°C, AM1.5

Parameter (STC) GG-630 GG-635 GG-640 GG-645 GG-650
Maximum Power (Pmax) 630 W 635 W 640 W 645 W 650 W
Open Circuit Voltage (Voc) 52.16 V 52.58 V 52.99 V 53.41 V 53.82 V
Short Circuit Current (Isc) 15.22 A 15.34 A 15.46 A 15.58 A 15.70 A
Voltage at Pmax (Vmp) 43.85 V 44.20 V 44.54 V 44.89 V 45.24 V
Current at Pmax (Imp) 14.45 A 14.57 A 14.68 A 14.80 A 14.91 A
Maximum Series Fuse 0 ~ +5 W 0 ~ +5 W 0 ~ +5 W 0 ~ +5 W 0 ~ +5 W
Operating Temperature 1500 VDC 1500 VDC 1500 VDC 1500 VDC 1500 VDC
Module Efficiency 22.52% 22.70% 22.88% 23.06% 23.24%
Power Tolerance 0 ~ +5 W
Maximum System Voltage 1500 VDC
Mechanical Data
Dimensions 2382 × 1134 × 35 mm
Weight 29.0 kg
Glass 3.2mm AR Coated
Cell Type N-Type TOPCon
No. of Cells 156 (6 × 26)
Packaging Config
Pieces/Pallet 31
Pallets/40' Container 18
Pieces/Container 558
Junction Box IP68, 3 bypass diodes
Temperature Ratings
Temp Coeff of Pmax -0.30 %/°C
Temp Coeff of Voc -0.25 %/°C
Temp Coeff of Isc +0.045 %/°C
NOCT 44 ± 2 °C
30
Years Linear Power Output Warranty

Performance degradation not more than 0.4% annually after year 1. Industry-leading linear power warranty backed by certified manufacturing.

Power Your Industrial Future

Connect with our technical consultants to explore how Ganesh Green's N-Type TOPCon modules can maximize your utility-scale ROI.

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