Configuration/Core/client/html/catalog/list/promo/size

Summary
The maximum number of products that should be shown in the promotion section

client/html/catalog/list/promo/size = 6


 * Default: 6
 * Type: integer - Number of promotion products
 * Since: 2014.03

Description
Each product list can render a list of promoted products on top if there are any products associated to that category whose list type is "promotion". This option limits the maximum number of products that are displayed. It takes only effect if more promotional products are added to this category than the set value.