680-700W Topcon Bifacial Double Glass Technology
FX-T966GF 680-700W Topcon Half-Cut Bifacial Double Glass Module
Key Advantages
- Ultra-high power output: 680W to 700W power range
- Topcon cell technology for superior efficiency
- Bifacial design with up to 80±10% bifaciality factor
- Double glass construction for enhanced durability
- Half-cut cell technology reduces internal power loss
- 1.6°C lower operating temperature than conventional modules
- Series-parallel wiring reduces shading loss and hot spot risk
- Only 0.2% CTM loss (vs 1% for conventional modules)
- 1500V high system voltage design
- 16BB-20BB cell design for higher efficiency
- 210x105mm Topcon cells with excellent temperature performance
- IP68 rated junction box with 3 bypass diodes
- 21.9% to 22.5% module efficiency
- 132 cells (6×22) configuration for maximum power output
The FX-T966GF series solar modules represent the cutting-edge of solar technology, featuring Topcon cell technology combined with bifacial double glass construction and half-cut cell design. With power outputs ranging from 680W to 700W and module efficiency up to 22.5%, these modules offer exceptional energy yield for utility-scale solar farms and large commercial installations. The bifacial design captures additional energy from rear-side irradiance, providing up to 25% additional power gain depending on installation conditions. The double glass construction ensures exceptional durability and long-term performance in harsh environments.
Electrical Parameters @ STC
| Parameter | 680W | 685W | 690W | 695W | 700W |
|---|---|---|---|---|---|
| Max. Power Output Pmax (W) | 680 | 685 | 690 | 695 | 700 |
| Power Tolerance | 0→+5W | 0→+5W | 0→+5W | 0→+4W | 0→+5W |
| Max. Power Voltage Vmp (V) | 38.60 | 38.80 | 39.00 | 39.20 | 39.42 |
| Max. Power Current Imp (A) | 17.62 | 17.66 | 17.70 | 17.73 | 17.76 |
| Open Circuit Voltage Voc (V) | 46.50 | 46.70 | 46.90 | 47.10 | 47.32 |
| Short Circuit Current Isc (A) | 18.67 | 18.70 | 18.72 | 18.75 | 18.78 |
| Module Efficiency (%) | 21.9% | 22.1% | 22.2% | 22.4% | 22.5% |
*STC (Standard Test Condition): Irradiance 1000W/m², Cell Temperature 25°C, Air Mass 1.5, Measurement Tolerance ±3.0%
Integrated Power @ STC (Bifacial Gains – Reference to 690W front)
| Parameter | 5% Gain | 10% Gain | 15% Gain | 20% Gain | 25% Gain |
|---|---|---|---|---|---|
| Max. Power Output Pmax (W) | 724.8 | 759.3 | 795.9 | 830.5 | 865.1 |
| Max. Power Voltage Vmp (V) | 39.00 | 39.00 | 39.10 | 39.10 | 39.10 |
| Max. Power Current Imp (A) | 18.59 | 19.47 | 20.36 | 21.24 | 22.13 |
| Open Circuit Voltage Voc (V) | 46.90 | 46.90 | 47.00 | 47.00 | 47.00 |
| Short Circuit Current Isc (A) | 19.66 | 20.59 | 21.53 | 22.46 | 23.40 |
*Bifacial modules capture additional energy from rear-side irradiance. Actual gain depends on installation conditions (albedo, mounting height, etc.)
Available Power Ratings
680W
21.9% Efficiency
High Power Output
685W
22.1% Efficiency
Enhanced Performance
690W
22.2% Efficiency
Premium Output
695W
22.4% Efficiency
Superior Performance
700W
22.5% Efficiency
Maximum Output
Mechanical & Operational Parameters
| Parameter | Specification |
|---|---|
| Cell Type | Topcon 210×105mm |
| Number of Cells | 132pcs (6×22) |
| Dimensions (L×W×H) | 2384×1303×33mm |
| Weight | 38.3kg |
| Frame | Anodised Aluminum |
| Junction Box | IP68, 3 bypass diodes |
| Cable & Length | 4.0mm², 300mm (customizable) |
| Maximum System Voltage | 1500V(DC) |
| Operating Temperature | -40°C to +85°C |
| Max. Wind Load / Snow Load | 2400/5400 Pa |
| Max. Series Fuse Rating | 35A |
| Fire Rating | Class A |
| Bifaciality | 80±10% |
| NOCT | 45±2°C |
Temperature Coefficients
- Temperature Coefficient of Pmax: -0.30%/°C
- Temperature Coefficient of Voc: -0.25%/°C
- Temperature Coefficient of Isc: +0.046%/°C
Package Information
- Container (40’HQ): 594 pcs
- Quantity per Pallet: 33 pcs
- Package Size: 1313×1105×2527mm
- Net Weight: 1263.9kg
- Gross Weight: 1307.4kg
*Specifications are subject to change without prior notice.
Product Categories
Recommended Applications
Contact Information
Hangzhou Weltrus New Energy Technology Co., Ltd.
Block D, Ocean International Center
333 Yuanjian Street, Hangzhou
Zhejiang, China
Tel/WhatsApp: +86 13735502672
Email: [email protected]
Website: www.weltrus.com
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