Monocrystalline Solar Panel Manufacturers

FLAMINGO-R series
Embrace the sun
power a zero-carbon future

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GK-4-66HTBD

670 W

Maximum power

23.7 %

Maximum efficiency

15 years

Product warranty

30 years

Power warranty

Product advantages

Embrace the sun, power a zero-carbon future

Anti-PID performance

Excellent anti-PID performance
High power generation performance

High power generation performance, lower temperature coefficient
(-0.29%/℃)
Excellent On-Site Power Output

Better temperature coefficient, low-light performance, and bifaciality, generating more electricity in real-world applications.
Extended Warranty

15-Year Product Warranty, Extendable to 25 Years; 30-Year Power Warranty.

Mechanical parameters

Item	Specifications
Cell type	N-Type TOPCon
No. of cells	132(2x66)
Dimension	2382x1134x30mm
Weight	32.4 kg
Glass	Front: 2.0mm,semi-tempered Rear: 2.0mm, semi-tempered
Frame	Anodized aluminum alloy frame

Electrical Characteristics (STC Test)

Component model	GK-4-66HGBD -655M	GK-4-66HGBD -660M	GK-4-66HGBD -665M	GK-4-66HGBD -670M
Test Condition	STC NOCT	STC NOCT	STC NOCT	STC NOCT
Maximum Power(Pmax/W)	655 499	660 503	665 507	670 511
Open Circuit Voltage(Voc/V)	49.80 47.62	49.90 47.72	50.00 47.82	50.10 47.91
Maximum Power Voltoge(Vmp/V)	40.80 39.08	40.90 39.18	41.00 39.27	47.17 39.37
Short-circuit Current(lsc/A)	16.72 13.48	16.80 13.54	16.88 13.60	16.96 13.66
Maximum Power Current(Imp/A)	16.06 12.76	16.14 12.83	16.22 12.90	16.30 12.97
Module Efficiency(%)	24.2	24.4	24.6	24.8

Mechanical Loading

Front Side Maximum Static Loading	5400Pa
Rear Side Maximum Static Loading	2400Pa
Hailstone Test	25mm hailstone at 23m/s

Temperature Ratings (STC Test)

Temperature coefficient of lsc	+0.045%/°C
Temperature coefficient of Voc	-0.25%/°C
Temperature coefficient of Pmax	-0.29%/°C

Application Cases

Fishery-PV Complementary Power Generation Project In Zhuhai, Guangdong

Zhuhai, Guangdong

400MW

Project capacity

Ground-mounted PV Project in Yibin, Sichuan

Yibin, Sichuan

25MW

Project capacity

Aosen Group Commercial & Industrial Rooftop PV Project

Xinji, Hebei

39MW

Project capacity

Learn more