Home › Pricing › Box 4

Air Bar Box 4 Coil Compatibility

Published 2026 · VapeWholesaleHub trade desk

Coil compatibility decides whether Box 4 becomes a repeat purchase product or a one off sale.

There is no shortcut on coil compatibility: the Box 4 rewards preparation and punishes improvisation.

Documentation is not paperwork for its own sake; on coil compatibility it is the difference between a clean clearance and a delayed one.

Why coil compatibility matters on the Box 4

Clear cross reference charts reduce counter returns caused by customers buying the wrong resistance.

Cash flow is the quiet constraint behind coil compatibility: the cheapest option is rarely the one that frees the most working capital.

Mesh structures tend to give more consistent flavour over the life of the coil.

Reference specification

Item	Value
Model	Box 4
Brand	Air Bar
Category	Pricing
Battery	800 mAh
Output range	10-25 W
Capacity	1.2 ml
Charging	USB-C 1A
Coil options	0.6 / 0.8 / 1.0 ohm
Carton quantity	200 units

Keeping spare coils in the same carton as devices lifts average order value.

Practical notes for buyers

The most common mistake is optimising for the first order instead of the fourth, which is where Box 4 economics actually settle.

Where two suppliers look identical on price, coil compatibility is usually the variable that separates them over a full year.

Checklist

Check carton quantities against the commercial invoice line by line.
Agree in advance who pays for return freight on a defect claim.
Request batch photographs and a packing list prior to shipment.
Record the arrival condition with photographs on the day of delivery.
Confirm the exact configuration in writing before the deposit is paid.
Review the reorder point after one full selling cycle.

Commercial terms

Currency movement over a ninety day cycle can outweigh the difference between two competing quotations.

Agreeing a defect handling procedure before the first shipment removes emotion from later conversations.

Volume tier	Indicative unit level	Lead time
Carton (177 units)	Tier 1	7-12 days
Pallet (808 units)	Tier 2	30-45 days
Container (9678 units)	Tier 3	30-45 days

All figures above are indicative working ranges used for planning. Final specification and commercial terms are confirmed in writing before any deposit.

Frequently asked questions

Which coil resistance suits Box 4 best?

Higher resistance suits tighter draws and salt liquids; lower resistance suits open airflow and freebase blends.

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.

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.

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.

Tel: +86 13711127975WhatsApp: +86 13711127975WeChat: +86 13711127975