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Freemax Rexa 4 Serial Number Traceability Checklist 2026

Published 2026 · VapeWholesaleHub trade desk

Serial number traceability on Rexa 4 turns a recall from a crisis into a routine task.

There is no shortcut on serial number traceability: the Rexa 4 rewards preparation and punishes improvisation.

Where two suppliers look identical on price, serial number traceability is usually the variable that separates them over a full year.

Why serial number traceability matters on the Rexa 4

Batch identifiers should appear on the unit, the inner tray and the master carton.

Seasonality interacts with serial number traceability more than most forecasts allow for, so a rolling review beats an annual one.

A simple spreadsheet linking batch to destination account is usually sufficient at this scale.

Reference specification

Item	Value
Model	Rexa 4
Brand	Freemax
Category	Vape Devices
Battery	400 mAh
Output range	12-60 W
Capacity	5.0 ml
Charging	USB-C fast charge
Coil options	0.4 / 0.6 ohm
Carton quantity	120 units

Retaining sample cartons per batch closes the loop if a problem emerges later.

Practical notes for buyers

Consistency across batches matters more than peak performance for Rexa 4, and serial number traceability is where inconsistency first appears.

Freight consolidation changes the answer to serial number traceability at container scale, which is why small and large buyers reach different conclusions.

Checklist

Check carton quantities against the commercial invoice line by line.
Retain one sealed sample carton from every batch for reference.
Agree in advance who pays for return freight on a defect claim.
Review the reorder point after one full selling cycle.
Verify that artwork matches the approved compliance template.
Record the arrival condition with photographs on the day of delivery.

Commercial terms

Currency movement over a ninety day cycle can outweigh the difference between two competing quotations.

Lead times are a function of component availability as much as factory capacity, so buffers should reflect both.

Volume tier	Indicative unit level	Lead time
Carton (187 units)	Tier 1	7-12 days
Pallet (1771 units)	Tier 2	7-12 days
Container (16530 units)	Tier 3	30-45 days

All figures above are indicative working ranges used for planning. Final specification and commercial terms are confirmed in writing before any deposit.

Frequently asked questions

Why does batch traceability matter for Rexa 4?

It limits the scope of any future quality action to the affected batch instead of the whole range.

Can packaging be adjusted for our market?

Artwork localisation is straightforward; structural changes need larger volumes and a longer lead time.

Do you support long term supply agreements?

Yes, rolling agreements with defined review points work better for both sides than rigid annual commitments.

Is documentation provided for customs?

Commercial invoice, packing list and the relevant certificates are supplied; the importer's broker handles the declaration.

Final word

Start with one change, measure it over a quarter, then decide whether it deserves to become policy.

Trade enquiry

Quotations, samples and artwork files are available on request. Please state model, quantity per SKU, destination and target delivery window.

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