← All PV module series

POSON PV MODULES

POSN78BI bifacial module series

Six high-output options give importers and distributors a clear way to review the POSN78BI platform for utility and large-format module portfolios.

635–660WRated-power range

Up to 23.61%Module efficiency

156N-type half-cells

POSN78BI 635–660W bifacial photovoltaic module

SeriesPOSN78BI

SELECT A POWER CLASS

One platform, 6 clear options.

Choose an output below to compare its verified STC electrical values, module efficiency, and published bifacial reference performance.

POSN78BI 635W bifacial photovoltaic module

POSN78BI SERIES

POSN78BI 635W

N-TOPCon double-glass bifacial module

Module dimensions: 2465 x 1134 x 30 mm
Maximum power: 635 W
Module efficiency: 22.72%

Explore this power class

POSN78BI 640W bifacial photovoltaic module

POSN78BI SERIES

POSN78BI 640W

N-TOPCon double-glass bifacial module

Module dimensions: 2465 x 1134 x 30 mm
Maximum power: 640 W
Module efficiency: 22.90%

Explore this power class

POSN78BI 645W bifacial photovoltaic module

POSN78BI SERIES

POSN78BI 645W

N-TOPCon double-glass bifacial module

Module dimensions: 2465 x 1134 x 30 mm
Maximum power: 645 W
Module efficiency: 23.07%

Explore this power class

POSN78BI 650W bifacial photovoltaic module

POSN78BI SERIES

POSN78BI 650W

N-TOPCon double-glass bifacial module

Module dimensions: 2465 x 1134 x 30 mm
Maximum power: 650 W
Module efficiency: 23.25%

Explore this power class

POSN78BI 655W bifacial photovoltaic module

POSN78BI SERIES

POSN78BI 655W

N-TOPCon double-glass bifacial module

Module dimensions: 2465 x 1134 x 30 mm
Maximum power: 655 W
Module efficiency: 23.43%

Explore this power class

POSN78BI 660W bifacial photovoltaic module

POSN78BI SERIES

POSN78BI 660W

N-TOPCon double-glass bifacial module

Module dimensions: 2465 x 1134 x 30 mm
Maximum power: 660 W
Module efficiency: 23.61%

Explore this power class

DISTRIBUTOR PORTFOLIO

Planning POSN78BI for your market?

Share your target power class, expected volume, destination market, and documentation requirements.

Discuss your requirement ↗