Amazon.com: YTech 65w AC Adapter Charger Power for Apple Powerbook Book/ iBook G3/G4 15 inch 17 inch A1021 M4328 M8943 : Electronics
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AC adapter / charger suitable for Apple iBook G4 14-inch M9627LL/A - 45W AC adapter / charger (24V, 1.875A) - BatteryUpgrade
Amazon.com: New 65W 24.5V 2.65A Replacement Ac Adapter Laptop Charger Compatible with Apple Powerbook iBookG4, iBook,G4 Series,15.2-inch with Size 7.7mmX2.5mm : Electronics
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Source 65W 2.65A 24.5V AC Power Adapter Charger for PowerBook G4 A1021,iBook G4, PowerBook G4 15.2-inch with Size 7.7mmX2.5mm on m.alibaba.com
45W Portable AC Power Adapter for Apple Ibook (G3 G4 A1036) - China Laptop Adapter, Laptop Adapter for Apple | Made-in-China.com