This table explains the data between eBayLINK and WooCommerce


eBay LINK, WooCommerce, and Marketplace data mapping

SKU

This is the WooCommerce product ID - a number generated by WooCommerce when you create a product.

Retailer Reference

This is the WooCommerce Variant ID - a number generated by WooCommerce when you create a product.

MPN

WooCommerce Data: This is the Variant SKU from WooCommerce.

Marketplace Data: MPN Field in Marketplace.

UPC / EAN / ISBN

WooCommerce Data: This can be set up as a custom attribute of the product. The name of the attribute must be one of UPC, EAN or ISBN, as appropriate in WooCommerce. See FAQ UPCs, EANs in WooCommerce.

Marketplace Data: UPC field in Marketplace.