The USA ePay payment gateway module is available in WHMCS.

Supported Features #

Type: Merchant (Credit Card)

Adding the USA ePay Payment Gateway #

To set up the USA ePay payment gateway in WHMCS:

1. Go to Configuration () > Apps & Integrations or Addons > Apps & Integrations.
2. Click USA ePay.
3. Check Show on Order Form to display this payment method in the Client Area during checkout.
4. Enter your USA ePay credentials. You can find these in the USA ePay portal at Settings > API Keys.
5. Click Save Changes.

Test Mode #

You can use test mode to simulate payment processing without actually causing a transaction to occur. This can be useful for testing your configuration.

Troubleshooting #

You can find information about most payment gateway-related errors in the logs at Billing > Gateway Log and in the Module Log.

Last modified: 2025 January 30