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Quality Control Process Guide for Air Bar Vibe 4
Published 2026 · VapeWholesaleHub trade desk
Quality control is where a Vibe 4 order either protects or damages downstream relationships.
What follows is a practical view of quality control process for the Vibe 4, written for people who place repeat orders rather than one off buys.
In practice the decision comes down to three numbers: unit cost, freight per unit and the realistic sell through rate for Vibe 4.
Why quality control process matters on the Vibe 4
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 Vibe 4.
Functional testing of a sample from each batch is standard practice.
Reference specification
| Item | Value |
|---|---|
| Model | Vibe 4 |
| Brand | Air Bar |
| Category | Pricing |
| Battery | 1300 mAh |
| Output range | 10-40 W |
| Capacity | 4.0 ml |
| Charging | USB-C 1A |
| Coil options | 0.8 / 1.2 ohm |
| Carton quantity | 100 units |
Documented defect rates make supplier conversations objective.
Practical notes for buyers
Where two suppliers look identical on price, quality control process is usually the variable that separates them over a full year.
Documentation is not paperwork for its own sake; on quality control process it is the difference between a clean clearance and a delayed one.
Checklist
- Review the reorder point after one full selling cycle.
- Check carton quantities against the commercial invoice line by line.
- Confirm the exact configuration in writing before the deposit is paid.
- Log sell through by account for the first eight weeks.
- Verify that artwork matches the approved compliance template.
- Keep certificates current and filed against the exact model name.
Commercial terms
Volume commitments work best when they are structured as a rolling target rather than a single fixed number.
Freight terms should be named explicitly, because an unclear incoterm is the fastest way to lose a relationship.
| Volume tier | Indicative unit level | Lead time |
|---|---|---|
| Carton (50 units) | Tier 1 | 21-30 days |
| Pallet (1601 units) | Tier 2 | 21-30 days |
| Container (18064 units) | Tier 3 | 7-12 days |
Frequently asked questions
What defect rate is acceptable for Vibe 4?
Industry practice works to a low single digit per thousand, with dead on arrival units replaced.
Can packaging be adjusted for our market?
Artwork localisation is straightforward; structural changes need larger volumes and a longer lead time.
How quickly can a repeat order be produced?
For established configurations production typically runs two to four weeks, with transit on top depending on the chosen method.
Is documentation provided for customs?
Commercial invoice, packing list and the relevant certificates are supplied; the importer's broker handles the declaration.
Final word
A short quarterly review of these points will keep the Vibe 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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