3199600052 Schumacher Programmed IC chip for NC2516AGM. Voltage chip for upgrade of older 16v chargers. Circuit board voltage chip for converting 16 Volt 25 Amp chargers to AGM Unit. (Older units with pot adjusters require recalibration of board to install, installation of this is not plug and play. Damage to batteries may result if not properly calibrated). Contact technical support for information on compatibility and fitment.
