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.

Warehouse Leader EDI 940 Warehouse Shipping Order

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

W0501 Order Status Code

M ID 1-1

W0502 Depositor Order Number

M AN 1-22

W0503 Purchase Order Number

O AN 1-22

W0504 Link Sequence Number

C N0 6-6

W0505 Master Reference (Link) Number

C AN 1-22

W0506 Transaction Type Code

O ID 2-2

W0507 Action Code

O ID 1-2

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

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

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

W0901 Equipment Description Code

M ID 2-2

W0902 Temperature

C R 1-4

W0903 Unit or Basis for Measurement Code

C ID 2-2

W0904 Temperature

C R 1-4

W0905 Unit or Basis for Measurement Code

C ID 2-2

W0906 Free Form Message

O AN 1-60

W0907 Vent Setting Code

O ID 1-1

W0908 Percent

O N0 1-3

W0909 Quantity

O R 1-15

W6601 Shipment Method of Payment

M ID 2-2

W6602 Transportation Method/Type Code

M ID 1-2

W6603 Pallet Exchange Code

O ID 1-1

W6604 Unit Load Option Code

O ID 2-2

W6605 Routing

O AN 1-35

W6606 F.O.B. Point Code

O ID 2-2

W6607 F.O.B. Point

O AN 1-30

W6608 COD Method of Payment Code

C ID 1-1

W6609 Amount

C N2 1-15

W6610 Standard Carrier Alpha Code

O ID 2-4

W601 Special Handling Code

M ID 2-3

W602 Special Handling Code

O ID 2-3

W603 Special Handling Code

O ID 2-3

W604 Special Handling Code

O ID 2-3

R201 Standard Carrier Alpha Code

M ID 2-4

R202 Routing Sequence Code

M ID 1-2

R203 City Name

O AN 2-30

R204 Standard Point Location Code

O ID 6-9

R205 Intermodal Service Code

O ID 1-2

R206 Transportation Method/Type Code

O ID 1-2

R207 Intermediate Switch Carrier

C ID 2-4

R208 Intermediate Switch Carrier

O ID 2-4

R209 Invoice Number

O AN 1-22

R210 Date

O DT 8-8

R211 Free-form Description

O AN 1-45

R212 Type of Service Code

O ID 2-2

R213 Route Description

O AN 1-35

BNX01 Shipment Weight Code

O ID 1-1

BNX02 Referenced Pattern Identifier

O AN 1-13

BNX03 Billing Code

O ID 1-1

BNX04 Repetitive Pattern Number

O N0 5-5

LM01 Agency Qualifier Code

M ID 2-2

LM02 Source Subqualifier

O AN 1-15

LQ01 Code List Qualifier Code

O ID 1-3

LQ02 Industry Code

C AN 1-30

LX01 Assigned Number

M N0 1-6

MAN01 Marks and Numbers Qualifier

M ID 1-2

MAN02 Marks and Numbers

M AN 1-48

MAN03 Marks and Numbers

O AN 1-48

MAN04 Marks and Numbers Qualifier

C ID 1-2

MAN05 Marks and Numbers

C AN 1-48

MAN06 Marks and Numbers

O AN 1-48

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

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

W0101 Quantity Ordered

M R 1-15

W0102 Unit or Basis for Measurement Code

M ID 2-2

W0103 U.P.C. Case Code

C AN 12-12

W0104 Product/Service ID Qualifier

C ID 2-2

W0105 Product/Service ID

C AN 1-48

W0106 Product/Service ID Qualifier

C ID 2-2

W0107 Product/Service ID

C AN 1-48

W0108 Freight Class Code

O AN 2-5

W0109 Rate Class Code

O ID 1-3

W0110 Commodity Code Qualifier

C ID 1-1

W0111 Commodity Code

C AN 1-30

W0112 Pallet Block and Tiers

O N0 6-6

W0113 Warehouse Lot Number

O AN 1-12

W0114 Product/Service Condition Code

O ID 2-2

W0115 Product/Service ID Qualifier

C ID 2-2

W0116 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

NTE01 Note Reference Code

O ID 3-3

NTE02 Description

M AN 1-80

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

QTY01 Quantity Qualifier

M ID 2-2

QTY02 Quantity

C R 1-15

AMT01 Amount Qualifier Code

M ID 1-3

AMT02 Monetary Amount

M R 1-18

AMT03 Credit/Debit Flag Code

O ID 1-1

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

G6601 Shipment Method of Payment

O ID 2-2

G6602 Transportation Method/Type Code

O ID 1-2

G6603 Pallet Exchange Code

O ID 1-1

G6604 Unit Load Option Code

O ID 2-2

G6605 Routing

O AN 1-35

G6606 F.O.B. Point Code

O ID 2-2

G6607 F.O.B. Point

O AN 1-30

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

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

LH201 Hazardous Classification

O ID 1-30

LH202 Hazardous Class Qualifier

O ID 1-1

LH203 Hazardous Placard Notation

O ID 14-40

LH204 Hazardous Endorsement

O ID 4-25

LH205 Reportable Quantity Code

O ID 2-2

LH206 Unit or Basis for Measurement Code

C ID 2-2

LH207 Temperature

C R 1-4

LH208 Unit or Basis for Measurement Code

C ID 2-2

LH209 Temperature

C R 1-4

LH210 Unit or Basis for Measurement Code

C ID 2-2

LH211 Temperature

C R 1-4

LHR01 Reference Identification Qualifier

M ID 2-3

LHR02 Reference Identification

M AN 1-30

LHR03 Date

O DT 8-8

LH601 Name

O AN 1-60

LH602 Hazardous Certification Code

C ID 1-1

LH603 Hazardous Certification Declaration

C AN 1-25

LH604 Hazardous Certification Declaration

O AN 1-25

LM01 Agency Qualifier Code

M ID 2-2

LM02 Source Subqualifier

O AN 1-15

LQ01 Code List Qualifier Code

O ID 1-3

LQ02 Industry Code

C AN 1-30

LS01 Loop Identifier Code

M AN 1-6

LX01 Assigned Number

M N0 1-6

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

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

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

LM01 Agency Qualifier Code

M ID 2-2

LM02 Source Subqualifier

O AN 1-15

LQ01 Code List Qualifier Code

O ID 1-3

LQ02 Industry Code

C AN 1-30

LH101 Unit or Basis for Measurement Code

M ID 2-2

LH102 Lading Quantity

M N0 1-7

LH103 UN/NA Identification Code

O ID 6-6

LH104 Hazardous Materials Page

O AN 1-6

LH105 Commodity Code

O AN 1-30

LH106 Unit or Basis for Measurement Code

O ID 2-2

LH107 Quantity

O R 1-15

LH108 Compartment ID Code

O ID 1-1

LH109 Residue Indicator Code

O ID 1-1

LH110 Packing Group Code

O ID 1-3

LH111 Interim Hazardous Material Regulatory Number

O AN 1-5

LH201 Hazardous Classification

O ID 1-30

LH202 Hazardous Class Qualifier

O ID 1-1

LH203 Hazardous Placard Notation

O ID 14-40

LH204 Hazardous Endorsement

O ID 4-25

LH205 Reportable Quantity Code

O ID 2-2

LH206 Unit or Basis for Measurement Code

C ID 2-2

LH207 Temperature

C R 1-4

LH208 Unit or Basis for Measurement Code

C ID 2-2

LH209 Temperature

C R 1-4

LH210 Unit or Basis for Measurement Code

C ID 2-2

LH211 Temperature

C R 1-4

LH301 Hazardous Material Shipping Name

C AN 1-25

LH302 Hazardous Material Shipping Name Qualifier

C ID 1-1

LH303 N.O.S. Indicator Code

O ID 3-3

LH304 Yes/No Condition or Response Code

O ID 1-1

LFH01 Hazardous Material Shipment Information Qualifier

M ID 3-3

LFH02 Hazardous Material Shipment Information

M AN 1-25

LFH03 Hazardous Material Shipment Information

O AN 1-25

LFH04 Hazard Zone Code

O ID 1-1

LFH05 Unit or Basis for Measurement Code

C ID 2-2

LFH06 Quantity

C R 1-15

LFH07 Quantity

O R 1-15

LEP01 EPA Waste Stream Number Code

O ID 4-6

LEP02 Waste Characteristics Code

O ID 12-16

LEP03 State or Province Code

C ID 2-2

LEP04 Reference Identification

C AN 1-30

LH401 Emergency Response Plan Number

O AN 1-12

LH402 Communication Number

O AN 1-80

LH403 Packing Group Code

O ID 1-3

LH404 Subsidiary Classification

O ID 1-3

LH405 Subsidiary Classification

O ID 1-3

LH406 Subsidiary Classification

O ID 1-3

LH407 Subsidiary Risk Indicator

O ID 1-2

LH408 Net Explosive Quantity

C N0 1-6

LH409 Canadian Hazardous Notation

O AN 1-25

LH410 Special Commodity Indicator Code

O ID 1-1

LH411 Communication Number

O AN 1-80

LH412 Unit or Basis for Measurement Code

C ID 2-2

LHT01 Hazardous Classification

O ID 1-30

LHT02 Hazardous Placard Notation

O ID 14-40

LHT03 Hazardous Endorsement

O ID 4-25

LHR01 Reference Identification Qualifier

M ID 2-3

LHR02 Reference Identification

M AN 1-30

LHR03 Date

O DT 8-8

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

LE01 Loop Identifier Code

M AN 1-6

FA101 Agency Qualifier Code

M ID 2-2

FA102 Service, Promotion, Allowance, or Charge Code

O ID 4-4

FA103 Allowance or Charge Indicator

O ID 1-1

FA201 Breakdown Structure Detail Code

M ID 2-2

FA202 Financial Information Code

M AN 1-80

W7601 Quantity Ordered

M R 1-15

W7602 Weight

C R 1-10

W7603 Unit or Basis for Measurement Code

C ID 2-2

W7604 Volume

C R 1-8

W7605 Unit or Basis for Measurement Code

C ID 2-2

W7606 Order Sizing Factor

O R 1-10

SE01 Number of Included Segments

M N0 1-10

SE02 Transaction Set Control Number

M AN 4-9

Warehouse Leader X12 940 Warehouse Shipping Order

Schema Reference

Automating Warehouse Leader EDI 940

Warehouse Leader EDI 940 FAQ

Alex Marinov

Schema Reference

Automating Warehouse Leader EDI 940

Other Warehouse Leader EDI transactions

Warehouse Leader EDI 940 FAQ

Alex Marinov