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Coil Compatibility Guide for Al Fakher Ultra 4
Published 2026 · VapeWholesaleHub trade desk

Coil compatibility decides whether Ultra 4 becomes a repeat purchase product or a one off sale.
Between the factory gate and the retail shelf, coil compatibility is where most of the value on the Ultra 4 is either created or lost.
Cash flow is the quiet constraint behind coil compatibility: the cheapest option is rarely the one that frees the most working capital.
Why coil compatibility matters on the Ultra 4
Clear cross reference charts reduce counter returns caused by customers buying the wrong resistance.
A written internal standard for coil compatibility makes onboarding new account managers far quicker and reduces avoidable errors.
Mesh structures tend to give more consistent flavour over the life of the coil.
Reference specification
| Item | Value |
|---|---|
| Model | Ultra 4 |
| Brand | Al Fakher |
| Category | Flavours |
| Battery | 500 mAh |
| Output range | 5-60 W |
| Capacity | 2.0 ml |
| Charging | USB-C 2A |
| Coil options | 0.6 / 0.8 / 1.0 ohm |
| Carton quantity | 240 units |
Keeping spare coils in the same carton as devices lifts average order value.
Practical notes for buyers
In practice the decision comes down to three numbers: unit cost, freight per unit and the realistic sell through rate for Ultra 4.
Consistency across batches matters more than peak performance for Ultra 4, and coil compatibility is where inconsistency first appears.
Checklist
- Record the arrival condition with photographs on the day of delivery.
- Keep certificates current and filed against the exact model name.
- Agree in advance who pays for return freight on a defect claim.
- Review the reorder point after one full selling cycle.
- Request batch photographs and a packing list prior to shipment.
- Log sell through by account for the first eight weeks.
Commercial terms
Volume commitments work best when they are structured as a rolling target rather than a single fixed number.
Agreeing a defect handling procedure before the first shipment removes emotion from later conversations.
| Volume tier | Indicative unit level | Lead time |
|---|---|---|
| Carton (137 units) | Tier 1 | 7-12 days |
| Pallet (846 units) | Tier 2 | 30-45 days |
| Container (14577 units) | Tier 3 | 14-21 days |
Frequently asked questions
Which coil resistance suits Ultra 4 best?
Higher resistance suits tighter draws and salt liquids; lower resistance suits open airflow and freebase blends.
Is documentation provided for customs?
Commercial invoice, packing list and the relevant certificates are supplied; the importer's broker handles the declaration.
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
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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