Dual Pro SS4 4 Bank Battery Charger w/2 Bank B.O.S. [SS4/BOS12V2] Winterizing | Water Flushing Systems Frequency Response (+ / -

Frequency Response (+ / - 3 dB): 55Hz – 20kHz

IP67/5 rated for water resistance

9-Pin Connector

and will leave behind a fresh scent

Dual Pro SS4 4 Bank Battery Charger w/2 Bank B.O.S. [SS4/BOS12V2] Winterizing | Water Flushing Systems Frequency Response (+ / -SS4 4 Bank Battery Charger with 2 Bank B. O. S. This kit includes Dual Pros B. O. S. Battery Optimization System 12V 2 Bank (PN: BOS12V2) and Dual Pros Sportsman Series Battery Charger 40A 4 10A Banks 12V 48V (PN: SS4). B. O. S. Battery Optimization System 12V 2 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