DSC-PC4020CFPCB RMA Please log in to see price or purchase this item Quantity discounts available QuantityPrice SKU: DSC-PC4020CFPCB RMA MANUFACTURER: DSC Product Details Replacement part for PC4020CFPCB. Can only be used for replacement of parts in existing UL CF approved systems. Product Details Back Product DetailsReplacement part for PC4020CFPCB. Can only be used for replacement of parts in existing UL CF approved systems.