Core Insights - The Automated Clearing House (ACH) network is a crucial system for processing electronic payments in the U.S., handling billions of transactions annually, with an average of 141 million transactions per day in 2025, totaling $93 trillion in value [2] ACH Transfer Overview - An ACH transfer is a payment processed through the ACH network, which allows financial institutions to exchange batches of electronic credit and debit transactions [2] - ACH transfers typically take 1-3 business days to complete, influenced by factors such as the banks involved and the timing of the transfer initiation [6] - Nacha estimates that 80% of ACH payments settle in one banking day or less [7] Types of ACH Payments - Various types of ACH payments exist, including same-day ACH, business-to-business (B2B) payments, direct deposits, international ACH (IAT), healthcare electronic funds transfers (EFT), and consumer payments [4] - Each type serves different purposes and has varying timelines for fund arrival [3] ACH Transfer Process - The ACH transfer process involves several steps: initiating the payment, sending instructions to an ACH operator, settling funds, and posting the money to the recipient's account [4] ACH vs. Wire Transfers - ACH transfers differ from wire transfers in several ways, including fees, processing speed, and suitability for different types of payments [8] - Wire transfers typically incur fees around $35 for domestic transfers and can be processed more quickly than ACH transfers, which are done in batches [8]