The Bifacial Advantage
20‑second loop: monofacial → PERC bifacial → TOPCon bifacial → summary
Placement: after your bifacial concept intro
Monofacial Panel (Black backsheet)
White Roof
Scene 1: Monofacial Panel
Energy This Cycle
100 kWh
Reflected light hits the black backsheet and is wasted.
Incident light
Lost (no rear absorption)
PERC Bifacial Panel
White Roof
Scene 2: PERC Bifacial Panel
Energy This Cycle
117 kWh
+17% via rear‑side capture (≈70% of reflected light)
Incident/Reflected
Captured (rear)
Lost
TOPCon Bifacial Panel
White Roof
Scene 3: TOPCon Bifacial Panel
Energy This Cycle
125 kWh
+25% via rear‑side capture (≈85% of reflected light)
Incident/Reflected
Captured (rear)
Lost
Monofacial
$12,000/year
PERC Bifacial
$14,040/year
TOPCon Bifacial
$15,000/year
Scene 4: Comparison Summary
Relative Annual Energy
Monofacial:
100
PERC:
117
TOPCon:
125
Higher rear‑side response lifts both kWh and revenue on white roofs.
💰
TOPCon Bifacial = $3,000/year FREE ENERGY on white roofs