Buy 2005 Ram 2500 SMARTPASS 120S Onboard Charger, sold by CTEK - OEM Ram Accessory # 68707773AA

Sold by CTEK, the SMARTPASS 120S charges and supplies the service battery and equipment with 120A. Separate critical equipment from non-critical equipment ensuring that radio, emergency lights, and navigation systems always have power. SMARTPASS 120S is a 120A power management solution which distributes, controls and maximizes the available energy from your alternator to power service batteries and consumers. It handles all 12V batteries between 28û800Ah. It's Battery Guard function ensures that critical equipment such as radio, emergency lights and navigation systems always have power and take priority when the voltage on the service battery is low disconnecting non-critical consumers. The unitÆs Battery Guard will protect your service battery from total discharge and built-in over-temperature protection reduces charge current before the battery temperature gets too high. SMARTPASS 120S is compatible with the D250SA and D250SE 20A onboard chargers. Features include smart alternator compatible, quick recharge of batteries 28û800Ah and start assistance function.