vuicci 30a boost mppt solar charge controller 1200w,48v/60v/72v step-up,max 15a for lead-acid & lifepo4,99% tracking 98% efficiency,solar panel charge controller for rv golf cart off-grid pv panels 1200w-mc4 is up for auction in Patio, Lawn & Garden. The current bid is $3.00, 95% below the $59.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.