# PromotionLimitUsage DLO Mappings

The PromotionLimitUsage object is a Salesforce standard object that you can ingest and map to Data Model Objects (DMOs) for use in Data Cloud-powered features and agents.

![Object Mapping Diagram for PromotionLimitUsage](https://a.sfdcstatic.com/developer-website/sfdocs/data-cloud/media/data-cloud-dmo-mapping/standard_mappings/PromotionLimitUsage_obj_mappings_v3.svg)

## Mappings to the PromotionLimit DMO Object

The PromotionLimitUsage DLO is mapped to the [PromotionLimit DMO](/docs/data/data-cloud-dmo-mapping/guide/c360dm-si-promotionlimitdmo-dmo.md).

![Mapping diagram for PromotionLimitUsage DLO to PromotionLimit DMO](https://a.sfdcstatic.com/developer-website/sfdocs/data-cloud/media/data-cloud-dmo-mapping/standard_mappings/PromotionLimitUsage_to_PromotionLimitDmo_def_v3.svg)

- The PromotionLimitUsage DLO field **DataSourceObject** maps to the PromotionLimit DMO Object **DataSourceObjectId** field.
- The PromotionLimitUsage DLO field **DataSource** maps to the PromotionLimit DMO Object **DataSourceId** field.
- The PromotionLimitUsage DLO field **Id** maps to the PromotionLimit DMO Object **Id** field.
- The PromotionLimitUsage DLO field **Usage** maps to the PromotionLimit DMO Object **CurrentUsageNumber** field.