Fiserv

The Fiserv node provides integration with Fiserv for programmatic payment processing operations.

Overview

Fiserv is a leading payment processing and financial services provider. This node enables n8n workflows to:

• Process ACH (bank account) transactions
• Process credit card transactions
• Automate payment workflows

Authentication

Configure Fiserv API credentials in the n8n credentials manager with:

• API URL: The Fiserv API endpoint URL

Operations

See Fiserv Actions for detailed documentation of available operations.

Available Actions

• Draft ACH - Draft an ACH transaction for bank account payments
• Draft Credit Card - Draft a credit card transaction

Transaction Types

E-Commerce Indicators

• E - E-commerce transaction
• R - Recurring transaction
• T - Telephone order

ACH Account Types

• ECHK - Checking account
• ESAV - Savings account

Credit Card Types

• VISA - Visa
• MC - Mastercard
• AMEX - American Express
• DISC - Discover

Use Cases

• Automated payment processing
• Recurring billing workflows
• Payment reconciliation
• Customer payment management