BATTERY CHARGER FAN 110VAC REPLACEMENT FAN for SCHUMACHER SE-4020 2299001565
$34.95
In this case, you should consider replacing the 12V fan with this 110VAC fan, connected to the AC switch circuit. Replaces Schumacher part numbers. 2299001565 (original fan has 90° plug, exchanging the old fan plug to the new fan may be required).