A pilot dashboard can demonstrate readings in a week. A multi-depot programme has to survive shift changes, imperfect connectivity and differences in who owns an exception.
1. Alert ownership
When a temperature threshold trips outside business hours, someone must know whether the event is actionable, whether the local team has acknowledged it and whether a second team should be notified. The escalation design can outweigh sensor cost in a buyer's evaluation.
2. Uneven site readiness
A network may mix modern freezer rooms with older facilities. Connectivity, power and device placement vary. Commercial scope should expose any survey or installation assumptions early.
3. Record continuity
Customers and auditors may request evidence after an event. The buyer needs consistent retention and export conventions across sites, not a different spreadsheet per depot.
4. Pilot-to-programme hand-off
A pilot's success criteria rarely include the support process, training materials or ownership matrix needed for national rollout. A staged implementation can protect both sides from assuming those deliverables are included.
The economics of multi-site cold-chain monitoring connects these operating risks to a reviewable commercial approach.