Automated Clearing House (ACH) is a secure electronic network used to process and facilitate the transfer of payments in the procurement space. It enables businesses and organizations to send large batches of payments electronically, providing the benefits of expedited payment processing and cost savings over traditional paper-based methods. ACH provides a reliable, efficient, and cost-effective way for organizations to move money quickly and securely. It is especially beneficial for high-volume processing, recurring payments, and transactions that involve multiple parties.