Reorder Point Calculator (Lead Time)
Set a practical reorder threshold based on your sales pace, lead times, and risk buffer.
Input sales velocity and lead time
Set the reorder threshold that protects against stockouts.
Results
Use reorder point as your operational trigger, not as a one-time estimate.
Reorder point
730
Lead time demand
550
Safety stock
180
Interpretation
Current setup supports reorder planning
Your threshold combines lead-time demand and safety stock in a practical way.
Worked example
Worked example
Typical reorder planning for fast-selling SKU:
How to use
Interpret your result correctly
Use these quick rules to keep pricing and inventory decisions grounded.
- Use a realistic average daily sales value.
- Set lead time in calendar days based on supplier performance.
- Add safety stock to protect against delays and demand spikes.
Common mistakes
Avoid costly calculation errors
These mistakes usually create hidden margin risk or stock friction.
- Using outdated sales averages.
- Ignoring customs or fulfillment delays in lead time.
- Setting safety stock too low for seasonal products.
FAQ
Frequently asked questions
Short answers for common edge cases and interpretation questions.
Related
Related tools
Use these next to compare scenarios and validate decisions from multiple angles.
Safety Stock Calculator for E-commerce
Calculate safety stock to protect against demand spikes and lead-time variability.
Days of Inventory Left Calculator
Quickly estimate how many days your current stock can support average sales.
Upload Inventory CSV for Reorder Alerts
Upload SKU inventory data, map columns, and generate reorder urgency alerts instantly.
Pro
Move from one-off stock checks to ongoing reorder planning
- - Save reorder assumptions
- - Upload bulk inventory CSVs
- - Monitor reorder alerts
- - Export stock planning results