Key takeaways
Short answer: Lot tracking follows a batch as a single traceable unit — efficient, but a recall takes the entire lot. Serial tracking gives each item a unique ID, so you can trace and recall individual units. Serial enables precise recalls and per-unit history but multiplies data and handling effort. The choice is driven by unit value, recall risk and regulatory requirements. See also traceability vs genealogy.
Lot tracking treats a whole batch as one traceable unit. It is efficient — far less data and handling per item — but its granularity is the batch, so anything that goes wrong is bounded to the lot, not the individual unit.
Serial tracking gives every unit a unique identity, enabling unit-level recall and a full per-item history. It costs more — more data, more scanning, more process — but it lets you isolate exactly which units are affected by anything.
A supplier component is found faulty. With lot tracking, you know the component went into a 5,000-unit production lot, so all 5,000 are recalled because you cannot tell which actually received the bad part. With serial tracking, each unit's record shows exactly which component serial it received, so only the 140 units that got the faulty batch are recalled. Same fault — a 4,860-unit difference in recall scope, paid for by the extra data serial tracking captures.
High-value, high-risk or regulated items — medical devices, electronics, automotive safety parts — justify serial tracking. Low-value, homogeneous, low-risk goods are fine with lot tracking. Match the granularity to the consequence of getting a recall wrong.
Serial tracking can multiply your records by the batch size and demands reliable per-unit capture at every step. A connected plant absorbs this; a paper-based one drowns in it — which is why serial tracking and automatic data capture tend to arrive together.
1. Serial tracking everything. Huge data cost on low-risk items that lot tracking would cover.
2. Lot tracking high-risk products. Recalls sweep far more than necessary.
3. Serial IDs that cannot be linked. Per-unit data that does not join is just storage.
4. Manual serial capture at volume. It breaks down without automation.
The same automatic capture feeding OEE — machine, lot, time, operator — is what makes serial or lot genealogy affordable. Manual capture makes serial tracking prohibitively costly, so the data layer that enables OEE also enables fine-grained tracking.
Fabrico captures the machine, lot and unit data that makes lot or serial traceability affordable alongside OEE. Book a demo to see tracking built on real capture.
No — only where unit value, recall risk or regulation justify the extra cost.
Unit-level recall and per-item history.
Far less data and handling per unit.
The same automatic capture makes fine-grained tracking affordable.
Recalls sweep the whole batch instead of the affected units.
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