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How to Source Air Bar Diamond 4: Bulk Price Tiers
Published 2026 · VapeWholesaleHub trade desk
Bulk price tiers for Diamond 4 are normally built on carton, pallet and container breakpoints.
Between the factory gate and the retail shelf, bulk price tiers is where most of the value on the Diamond 4 is either created or lost.
Cash flow is the quiet constraint behind bulk price tiers: the cheapest option is rarely the one that frees the most working capital.
Why bulk price tiers matters on the Diamond 4
Unit cost drops most sharply between the first and second tier, usually around the one thousand unit mark.
In practice the decision comes down to three numbers: unit cost, freight per unit and the realistic sell through rate for Diamond 4.
Freight, duties and payment terms can move the effective price more than the tier itself.
Reference specification
| Item | Value |
|---|---|
| Model | Diamond 4 |
| Brand | Air Bar |
| Category | Starter Kits |
| Battery | 400 mAh |
| Output range | 8-80 W |
| Capacity | 6.0 ml |
| Charging | USB-C fast charge |
| Coil options | 0.8 / 1.2 ohm |
| Carton quantity | 100 units |
Locking a price validity window protects both buyer and factory against raw material swings.
Practical notes for buyers
The most common mistake is optimising for the first order instead of the fourth, which is where Diamond 4 economics actually settle.
In practice the decision comes down to three numbers: unit cost, freight per unit and the realistic sell through rate for Diamond 4.
Checklist
- Keep certificates current and filed against the exact model name.
- Request batch photographs and a packing list prior to shipment.
- Agree in advance who pays for return freight on a defect claim.
- Confirm the exact configuration in writing before the deposit is paid.
- Retain one sealed sample carton from every batch for reference.
- Verify that artwork matches the approved compliance template.
Commercial terms
Most long running accounts settle into a rhythm of monthly top ups with one larger seasonal build per year.
Volume commitments work best when they are structured as a rolling target rather than a single fixed number.
| Volume tier | Indicative unit level | Lead time |
|---|---|---|
| Carton (80 units) | Tier 1 | 14-21 days |
| Pallet (927 units) | Tier 2 | 7-12 days |
| Container (13047 units) | Tier 3 | 14-21 days |
Frequently asked questions
How many price tiers should a Diamond 4 quotation include?
Three to four tiers is standard, covering sample, carton, pallet and full container quantities, each with a clearly stated validity period.
Can packaging be adjusted for our market?
Artwork localisation is straightforward; structural changes need larger volumes and a longer lead time.
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.
Is documentation provided for customs?
Commercial invoice, packing list and the relevant certificates are supplied; the importer's broker handles the declaration.
Final word
The buyers who do this well are not luckier; they are simply more consistent about the basics.
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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