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Quality Control Process Guide for Esco Bars Havana 2
Published 2026 · VapeWholesaleHub trade desk
Quality control is where a Havana 2 order either protects or damages downstream relationships.
Buyers who treat quality control process as a commercial discipline rather than an afterthought tend to hold margin for longer.
Keeping a short internal note on quality control process for each SKU pays for itself the first time a dispute arises over the Havana 2.
Why quality control process matters on the Havana 2
Incoming inspection sampling catches most issues before they reach shops.
In practice the decision comes down to three numbers: unit cost, freight per unit and the realistic sell through rate for Havana 2.
Functional testing of a sample from each batch is standard practice.
Reference specification
| Item | Value |
|---|---|
| Model | Havana 2 |
| Brand | Esco Bars |
| Category | Vape Pens |
| Battery | 650 mAh |
| Output range | 10-40 W |
| Capacity | 6.0 ml |
| Charging | USB-C 1A |
| Coil options | 1.0 / 1.2 ohm |
| Carton quantity | 240 units |
Documented defect rates make supplier conversations objective.
Practical notes for buyers
Retail staff rarely ask about quality control process directly, but their questions almost always lead back to it.
Cash flow is the quiet constraint behind quality control process: the cheapest option is rarely the one that frees the most working capital.
Checklist
- Request batch photographs and a packing list prior to shipment.
- Keep certificates current and filed against the exact model name.
- Log sell through by account for the first eight weeks.
- Check carton quantities against the commercial invoice line by line.
- Review the reorder point after one full selling cycle.
- Record the arrival condition with photographs on the day of delivery.
Commercial terms
Commercial terms are usually agreed in three parts: a deposit on confirmation, a balance before shipment and a stated validity window.
Commercial terms are usually agreed in three parts: a deposit on confirmation, a balance before shipment and a stated validity window.
| Volume tier | Indicative unit level | Lead time |
|---|---|---|
| Carton (150 units) | Tier 1 | 14-21 days |
| Pallet (1447 units) | Tier 2 | 7-12 days |
| Container (13547 units) | Tier 3 | 14-21 days |
Frequently asked questions
What defect rate is acceptable for Havana 2?
Industry practice works to a low single digit per thousand, with dead on arrival units replaced.
What happens if a batch fails inspection?
The agreed procedure normally covers replacement of affected units or credit against the next order, documented before shipment.
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.
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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