BYD Combiner Box CBH-40A (13193966-00) Please log in to see price or purchase this item Quantity discounts available QuantityPrice DescriptionDescriptionCombiner BOX for Premium HVS/HVM | 1000V | Parallel connection of 2 or 3 Towers | Single DC cable string to the inverter | Please check Premium HV Compatible Inverter List by BYD