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Freemax Rexa 4 Leak Prevention Checklist 2026
Published 2026 · VapeWholesaleHub trade desk

Leak prevention is a quality issue that shows up in return rates long after the first order.
Between the factory gate and the retail shelf, leak prevention is where most of the value on the Rexa 4 is either created or lost.
In practice the decision comes down to three numbers: unit cost, freight per unit and the realistic sell through rate for Rexa 4.
Why leak prevention matters on the Rexa 4
Consistent filling torque and proper sealing rings remove most transit leaks.
In practice the decision comes down to three numbers: unit cost, freight per unit and the realistic sell through rate for Rexa 4.
Pressure changes during air freight are a common cause of minor seepage.
Reference specification
| Item | Value |
|---|---|
| Model | Rexa 4 |
| Brand | Freemax |
| Category | Flavours |
| Battery | 1100 mAh |
| Output range | 5-80 W |
| Capacity | 4.0 ml |
| Charging | USB-C 2A |
| Coil options | 0.4 / 0.6 ohm |
| Carton quantity | 240 units |
A short settling period upright before first use prevents most complaints.
Practical notes for buyers
Keeping a short internal note on leak prevention for each SKU pays for itself the first time a dispute arises over the Rexa 4.
The most common mistake is optimising for the first order instead of the fourth, which is where Rexa 4 economics actually settle.
Checklist
- Agree in advance who pays for return freight on a defect claim.
- Review the reorder point after one full selling cycle.
- Keep certificates current and filed against the exact model name.
- Record the arrival condition with photographs on the day of delivery.
- Verify that artwork matches the approved compliance template.
- Confirm the exact configuration in writing before the deposit is paid.
Commercial terms
Commercial terms are usually agreed in three parts: a deposit on confirmation, a balance before shipment and a stated validity window.
Most long running accounts settle into a rhythm of monthly top ups with one larger seasonal build per year.
| Volume tier | Indicative unit level | Lead time |
|---|---|---|
| Carton (91 units) | Tier 1 | 30-45 days |
| Pallet (1403 units) | Tier 2 | 14-21 days |
| Container (8621 units) | Tier 3 | 21-30 days |
Frequently asked questions
How can leakage in Rexa 4 shipments be reduced?
Use sealed inner trays, keep cartons upright and allow a settling period before retail display.
Can several models be mixed in one shipment?
Yes, mixing models and flavours within a carton or pallet is common and usually helps first time buyers test demand.
Do you support long term supply agreements?
Yes, rolling agreements with defined review points work better for both sides than rigid annual commitments.
Can packaging be adjusted for our market?
Artwork localisation is straightforward; structural changes need larger volumes and a longer lead time.
Final word
A short quarterly review of these points will keep the Rexa 4 range healthy without consuming the week.
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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