Dual Pro B.O.S. (Battery Optimization System) - 12V - 3-Bank [BOS12V3] Brand_Thetford Marine Two LEDs for status indication

Two LEDs for status indication Yellow LED: bulk charge (blinking fast)

even today

Fuses sold separatelyWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer

Box Dimensions: 3"H x 3"W x 22"L WT: 0

Maximum Voltage: 24V DC

Dual Pro B.O.S. (Battery Optimization System) - 12V - 3-Bank [BOS12V3] Brand_Thetford Marine Two LEDs for status indicationB. O. S. (Battery Optimization System) 12V 3 Bank B. O. S. actively shuttles energy between batteries to keep the pack balanced, increasing battery strength and longevity. Batteries in a pack will become out of balance and the pack is only as good as its weakest link. In watercraft applications, this is further compounded when the trolling motor battery is used for peripherals and or to assist the cranking battery. B. O. S. actively shuttles energy as