Integration documentation and guides
Getting Started
5Start with credentials, setup steps, and the key guides for this pair.
api_key · unknown
Log into your Centra admin panel
Navigate to the API or integrations section in the admin area
Locate the API credentials or API key management area
Generate a new API key or copy an existing one
Note your Centra API URL endpoint
Copy both the API key and URL for use in Junipeer
oauth2 · Indefinite, unless access is revoked or the user changes
Create or choose the integration user
Open Fortnox user administration and create or select the user that will be used for the Junipeer connection.
Add the required licences
Ensure the user has licences for Orders, Invoices, Accounting, and Integration.
Enable the required permissions
Assign the licences to the user and enable all permissions the integration needs.
Connect Fortnox in Junipeer
In Junipeer, click the Fortnox connector, sign in with the prepared user, and approve access.
Screenshots
Swipe to browse screenshots
Guides & Articles
Platform overview for Centra integrations with Junipeer.
Guides & Articles
How to connect and configure Fortnox inside the Junipeer app — OAuth connection, settings, and go-live checklist.
Guides & Articles
How to connect Centra to Junipeer, including API token generation and webhook configuration.
How It Works
6Use sync patterns and architecture notes to understand ownership and flow.
Sync orders from Centra e-commerce platform to Fortnox ERP for order management, fulfillment tracking, and financial processing
Sync customer data from Centra to Fortnox to maintain unified customer records for accounting and CRM purposes
Sync product master data from Fortnox ERP to Centra e-commerce to ensure consistent product information and pricing
Sync inventory levels from Fortnox ERP to Centra to display accurate stock availability on the e-commerce platform
Sync invoice data from Fortnox back to Centra for order status updates and customer account management
Sync credit notes from Fortnox to Centra to handle returns, refunds, and order adjustments in the e-commerce system
FAQ
6Quick answers to the most common questions for this connector pair.
To connect Centra with Fortnox, log into your Junipeer iPaaS dashboard and select the Centra + Fortnox integration template. You'll need to provide API credentials for both platforms: your Centra API key and store URL, plus your Fortnox Access Token and Client Secret. The setup wizard will guide you through authentication and initial configuration to establish the secure connection between both systems.
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The integration syncs essential e-commerce and accounting data including: orders and invoices from Centra to Fortnox, customer information and contact details, product catalog and inventory levels, payment transactions and refunds, tax information and VAT handling, and shipping costs. You can customize which data fields sync and set up real-time or scheduled synchronization based on your business needs.
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Refunds are automatically synchronized from Centra to Fortnox when processed. When you issue a refund in Centra, the integration creates a corresponding credit note in Fortnox with matching amounts, tax calculations, and customer details. The system maintains proper accounting records and updates inventory levels if products are returned to stock, ensuring your financial records remain accurate across both platforms.
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Common issues include API rate limiting during high-volume sync periods, customer duplicate detection when contact information differs slightly between platforms, tax mapping errors for international orders, and inventory discrepancies due to timing differences. Most issues are resolved by checking API credentials, reviewing data mapping configurations, ensuring consistent product SKUs, and monitoring sync logs for error details in the Junipeer dashboard.
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Yes, the Centra + Fortnox integration fully supports multi-currency transactions. Orders placed in different currencies in Centra are properly converted and recorded in Fortnox using current exchange rates. The system handles currency conversion for invoices, maintains original transaction currency data, and ensures proper accounting treatment for foreign exchange differences, supporting your international e-commerce operations.
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Start by signing up for Junipeer iPaaS and accessing the integration marketplace. Select the Centra + Fortnox connector and gather your API credentials from both platforms. Use the setup wizard to configure data mapping, sync frequency, and business rules. Test the integration with sample data before going live. The process typically takes 15-30 minutes, and Junipeer support is available to help with initial configuration and troubleshooting.
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