EDI Glossary

EDI transaction sets, explained

Every retail EDI program runs on a handful of standardized documents. Here’s what each X12 transaction set means in plain English — and how EndlessEDI handles it on one source of truth.

Explore EndlessEDI
EDI transaction sets glossary
EDI 850 Purchase Order

The electronic purchase order a buyer sends to a supplier.

EDI 855 Purchase Order Acknowledgment

The supplier’s confirmation of a purchase order.

EDI 856 Advance Ship Notice (ASN)

An electronic packing list sent before a shipment arrives.

EDI 810 Invoice

The electronic invoice billing the buyer for goods shipped.

EDI 860 Purchase Order Change Request

A buyer’s request to change a previously sent purchase order.

EDI 865 Purchase Order Change Acknowledgment

The supplier’s response to a PO change request.

EDI 846 Inventory Inquiry / Advice

Shares product inventory availability between partners.

EDI 852 Product Activity Data

Retailer sell-through and inventory-movement data shared with suppliers.

EDI 940 Warehouse Shipping Order

Instructs a warehouse or 3PL to ship an order.

EDI 945 Warehouse Shipping Advice

A warehouse’s confirmation of what shipped.

EDI 820 Payment Order / Remittance Advice

Communicates payment and remittance details.

EDI 832 Price / Sales Catalog

Shares a product catalog with prices.

EDI 997 Functional Acknowledgment

Confirms an EDI transaction was received (technical ack).

Book an Endless Commerce demo

See it on your channels.

Spend your time on the business, not the busywork. Book a demo and watch Endless run your operations across every channel you sell on.

Book a Demo