Warehouse Leader EDI 943 Warehouse Stock Transfer Shipment Advice

Schema Reference

22 segments · X12 943 Warehouse Stock Transfer Shipment Advice

ISA01 Authorization Information Qualifier

M ID 2-2

ISA02 Authorization Information

M AN 10-10

ISA03 Security Information Qualifier

M ID 2-2

ISA04 Security Information

M AN 10-10

ISA05 Interchange ID Qualifier

M ID 2-2

ISA06 Interchange Sender ID

M AN 15-15

ISA07 Interchange ID Qualifier

M ID 2-2

ISA08 Interchange Receiver ID

M AN 15-15

ISA09 Interchange Date

M DT 6-6

ISA10 Interchange Time

M TM 4-4

ISA11 Interchange Control Standards Identifier

M ID 1-1

ISA12 Interchange Control Version Number

M ID 5-5

ISA13 Interchange Control Number

M N0 9-9

ISA14 Acknowledgment Requested

M ID 1-1

ISA15 Usage Indicator

M ID 1-1

GS01 Functional Identifier Code

M ID 2-2

GS02 Application Sender's Code

M AN 2-15

GS03 Application Receiver's Code

M AN 2-15

GS04 Date

M DT 8-8

GS05 Time

M TM 4-8

GS06 Group Control Number

M N0 1-9

GS07 Responsible Agency Code

M ID 1-2

GS08 Version / Release / Industry Identifier Code

M AN 1-12

ST01 Transaction Set Identifier Code

M ID 3-3

ST02 Transaction Set Control Number

M AN 4-9

W0601 Reporting Code

M ID 1-1

W0602 Depositor Order Number

O AN 1-22

W0603 Date

O DT 8-8

W0604 Shipment Identification Number

O AN 1-30

W0605 Agent Shipment ID Number

O AN 1-12

W0606 Purchase Order Number

O AN 1-22

W0607 Master Reference (Link) Number

C AN 1-22

W0608 Link Sequence Number

C N0 6-6

W0609 Special Handling Code

O ID 2-3

W0610 Shipping Date Change Reason Code

O ID 2-2

W0611 Transaction Type Code

O ID 2-2

W0612 Action Code

O ID 1-2

N1 Loop Repeat: 10

N101 Entity Identifier Code

M ID 2-3

N102 Name

C AN 1-60

N103 Identification Code Qualifier

C ID 1-2

N104 Identification Code

C AN 2-80

N105 Entity Relationship Code

O ID 2-2

N106 Entity Identifier Code

O ID 2-3

N201 Name

M AN 1-60

N202 Name

O AN 1-60

N301 Address Information

M AN 1-55

N302 Address Information

O AN 1-55

N401 City Name

O AN 2-30

N402 State or Province Code

O ID 2-2

N403 Postal Code

O ID 3-15

N404 Country Code

O ID 2-3

N405 Location Qualifier

C ID 1-2

N406 Location Identifier

O AN 1-30

PER01 Contact Function Code

M ID 2-2

PER02 Name

O AN 1-60

PER03 Communication Number Qualifier

C ID 2-2

PER04 Communication Number

C AN 1-80

PER05 Communication Number Qualifier

C ID 2-2

PER06 Communication Number

C AN 1-80

PER07 Communication Number Qualifier

C ID 2-2

PER08 Communication Number

C AN 1-80

PER09 Contact Inquiry Reference

O AN 1-20

N901 Reference Identification Qualifier

M ID 2-3

N902 Reference Identification

C AN 1-30

N903 Free-form Description

C AN 1-45

N904 Date

O DT 8-8

N905 Time

C TM 4-8

N906 Time Code

O ID 2-2

G6101 Contact Function Code

M ID 2-2

G6102 Name

M AN 1-60

G6103 Communication Number Qualifier

C ID 2-2

G6104 Communication Number

C AN 1-80

G6105 Contact Inquiry Reference

O AN 1-20

G6201 Date Qualifier

C ID 2-2

G6202 Date

C DT 8-8

G6203 Time Qualifier

C ID 1-2

G6204 Time

C TM 4-8

G6205 Time Code

O ID 2-2

NTE01 Note Reference Code

O ID 3-3

NTE02 Description

M AN 1-80

W2701 Transportation Method/Type Code

M ID 1-2

W2702 Standard Carrier Alpha Code

C ID 2-4

W2703 Routing

C AN 1-35

W2704 Shipment Method of Payment

O ID 2-2

W2705 Equipment Description Code

O ID 2-2

W2706 Equipment Initial

O AN 1-4

W2707 Equipment Number

O AN 1-10

W2708 Shipment/Order Status Code

O ID 2-2

W2709 Special Handling Code

O ID 2-3

W2710 Carrier/Route Change Reason Code

O ID 2-2

W2801 Consolidation Code

M ID 1-1

W2802 Weight

C R 1-10

W2803 Weight Qualifier

C ID 1-2

W2804 Weight Unit Code

C ID 1-1

W2805 Total Stopoffs

O N0 1-2

W2806 Location Identifier

C AN 1-30

W2807 Location Qualifier

C ID 1-2

W2808 Bill of Lading/Waybill Number

O AN 1-12

W1001 Unit Load Option Code

O ID 2-2

W1002 Quantity of Pallets Shipped

O N0 1-3

W1003 Pallet Exchange Code

O ID 1-1

W1004 Seal Number

O AN 2-15

W1005 Seal Number

O AN 2-15

W1006 Temperature

C R 1-4

W1007 Unit or Basis for Measurement Code

C ID 2-2

W1008 Temperature

C R 1-4

W1009 Unit or Basis for Measurement Code

C ID 2-2

W04 Loop Repeat: 9,999

W0401 Number of Units Shipped

M R 1-10

W0402 Unit or Basis for Measurement Code

M ID 2-2

W0403 U.P.C. Case Code

C AN 12-12

W0404 Product/Service ID Qualifier

C ID 2-2

W0405 Product/Service ID

C AN 1-48

W0406 Product/Service ID Qualifier

C ID 2-2

W0407 Product/Service ID

C AN 1-48

W0408 Freight Class Code

O AN 2-5

W0409 Rate Class Code

O ID 1-3

W0410 Commodity Code Qualifier

C ID 1-1

W0411 Commodity Code

C AN 1-30

W0412 Pallet Block and Tiers

O N0 6-6

W0413 Inbound Condition Hold Code

O ID 2-2

W0414 Product/Service ID Qualifier

C ID 2-2

W0415 Product/Service ID

C AN 1-48

G6901 Free-form Description

M AN 1-45

N901 Reference Identification Qualifier

M ID 2-3

N902 Reference Identification

C AN 1-30

N903 Free-form Description

C AN 1-45

N904 Date

O DT 8-8

N905 Time

C TM 4-8

N906 Time Code

O ID 2-2

W2001 Pack

O N0 1-6

W2002 Size

C R 1-8

W2003 Unit or Basis for Measurement Code

C ID 2-2

W2004 Weight

C R 1-10

W2005 Weight Qualifier

C ID 1-2

W2006 Weight Unit Code

C ID 1-1

W2007 Unit Weight

O R 1-8

W2008 Volume

C R 1-8

W2009 Unit or Basis for Measurement Code

C ID 2-2

W2010 Color

O AN 1-10

W0301 Number of Units Shipped

M R 1-10

W0302 Weight

O R 1-10

W0303 Unit or Basis for Measurement Code

C ID 2-2

W0304 Volume

C R 1-8

W0305 Unit or Basis for Measurement Code

C ID 2-2

W0306 Lading Quantity

C N0 1-7

W0307 Unit or Basis for Measurement Code

C ID 2-2

SE01 Number of Included Segments

M N0 1-10

SE02 Transaction Set Control Number

M AN 4-9

Warehouse Leader EDI 943 FAQ

Common questions about 943 Warehouse Stock Transfer Shipment Advice transactions with Warehouse Leader.

How long does it take to set up Warehouse Leader EDI with Stacksync?

Most suppliers are fully connected and processing live Warehouse Leader EDI transactions within 3–5 business days. Stacksync's no-code setup means you don't need developers or EDI consultants — configure your field mappings through our visual interface, run a test cycle, and go live.

Do I need an existing VAN or AS2 connection to trade with Warehouse Leader?

No. Stacksync handles the entire EDI transport layer. We connect directly to Warehouse Leader's trading partner network through our certified connections. You don't need to manage a separate VAN subscription, AS2 certificates, or SFTP configurations.

How does Stacksync help with Warehouse Leader compliance?

Stacksync improves compliance scores by eliminating manual processing delays. Purchase Orders sync to your system in real time, ASNs are generated automatically when you ship, and invoices are validated with three-way matching before submission. Real-time monitoring alerts you to issues before they become chargebacks.

What EDI document types does Stacksync support for Warehouse Leader?

Stacksync supports all EDI document types required by Warehouse Leader — including Purchase Orders (850), Invoices (810), ASNs (856), PO Acknowledgments (855), and more. Our platform handles the full lifecycle from order to payment automatically.

Can I connect Warehouse Leader EDI to my existing ERP or WMS?

Yes. Stacksync integrates with any system that has a database or API — including SAP, Oracle, NetSuite, Microsoft Dynamics, and custom-built ERPs. Data flows bidirectionally between Warehouse Leader's EDI network and your system in real time.

What happens when Warehouse Leader updates their EDI specifications?

Stacksync monitors Warehouse Leader's EDI spec changes and updates our mappings proactively. When a change affects your integration, we notify you and apply updates — so you stay compliant without scrambling to decode new implementation guides.