Connect Your Seller Central Account
Link your Amazon Seller Central account to 3PLGuys WMS via OAuth authorization.
How to Connect:
- Log in to your 3PLGuys WMS dashboard at account.3plguys.com
- Navigate to Amazon Connect in the sidebar menu
- Review and accept the Terms of Service permissions
- Click "Connect My Amazon Account" and authorize via Amazon
Secure OAuth 2.0 connection — we never see your Amazon password
Sync Your Amazon Inventory
Once connected, your Amazon listings automatically sync to 3PLGuys.
- Auto-Refresh — Click "Refresh Inventory" to pull latest listings from Seller Central
- Full Details — View FNSKU, ASIN, Seller SKU, condition, and FBA stock levels
- Multi-Marketplace Support — Amazon.com, Amazon.ca, Amazon.mx
Match Listings to Warehouse Items
Connect each Amazon listing to the corresponding item in your 3PLGuys inventory.
| Amazon Listing | 3PLGuys Item |
|---|---|
| FNSKU / ASIN | SKU / Cartons |
Once connected, items are eligible for FBA shipment creation.
Create FBA Shipments
Generate Amazon FBA inbound shipments directly from your 3PLGuys dashboard.
SPD — Small Parcel Delivery
- Individual box shipments
- UPS/FedEx labels
- Best for under 50 cartons
LTL — Less Than Truckload
- Palletized shipments
- Auto-generated BOL
- Best for 50+ cartons
FBA Shipment Workflow
- Connect — Link Seller Central
- Sync — Pull Listings
- Match — Link to Inventory
- Create — Build Shipment
- Ship — Send to FC
Why Use 3PLGuys for FBA Prep?
- Same-Day Processing — Orders received by noon ship the same day
- Strategic Location — Near LA/LB ports for fast container receiving
- No Hidden Fees — Transparent pricing, no surprise charges
What's Included With Your Integration
Direct API Connection
Secure OAuth connection to your Seller Central account. No manual data entry or CSV uploads required.
Auto-Sync Inventory
Your Amazon catalog syncs automatically. New listings appear in your dashboard within minutes.
Near-Perfect Accuracy
Amazon SPN-certified prep services. We label, pack, and ship correctly the first time — every time.
Same-Day Processing
Orders received by noon ship the same day. Get your inventory to Amazon FCs faster than ever.
Platform Features
- One-click shipment creation
- Auto-generate shipment plans
- Print FBA labels directly
- Track shipments to FC
- Real-time inventory sync
- Multi-marketplace support
- SPD & LTL shipment options
- Shipment history & reports
- Mobile app access
Frequently Asked Questions
How long does it take to connect my Amazon account?
The OAuth connection process takes about 2 minutes. Once connected, your listings typically sync within 15-30 minutes depending on catalog size.
Can I connect multiple Seller Central accounts?
Yes! You can connect unlimited Seller Central accounts to your 3PLGuys WMS dashboard. Each account's inventory is managed separately.
Do you support international marketplaces?
We currently support Amazon.com (US), Amazon.ca (Canada), and Amazon.mx (Mexico) for FBA shipment creation. Additional marketplaces coming soon!
Questions? We're here to help!
Reach out to our team for personalized support.
- Phone: (866) 373-8599
- Email: [email protected]
- Address: 14512 Garfield Ave, Paramount, CA 90723
Amazon SPN Partner | www.3plguys.com