3000 Series SS Chargers 3000 Series SS Chargers 3000 Series Stainless Steel Marine Battery Chargers Self-regulating ferroresonant charger provides maximum reliability, long life and safety. Restores up to 3 individual battery banks simultaneously. Nothing to adjust or set, battery banks automatically receive only as much charge as they individually require. Prevents overcharging and damage, extending the life of the battery. Ignition protected. Easy-to-read DC ammeter. Stainless steel housing. Keyhole slots for easy mounting. Easy access to terminal connections. 3 year warranty. 93-12303F-A Amps Banks Volts Dimensions 30 3 12 11-1/2" x 9" x 8-3/4"