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Item Tag: Bifacial 200W*2

High Efficiency 400W Bifacial Solar Panel for Off-Grid RV Marine Home

【Up to 30% More Power with Bifacial Technology】The Callsun 200W bifacial solar panel features a transparent backsheet that captures both direct sunlight and rear-side reflected light. Compared with traditional opaque-back panels, this dual-side design can increase total power output by up to 30%, especially when installed over reflective surfaces like gravel or snow—maximizing efficiency for rooftop and ground-mounted systems.

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