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Wholesale Guide

Mod Compliance Basics for Importers — Specialist Vape Shops

Published 2026-03-27 · 8 min read · by the VapeWholesaleHub sourcing team

If you are comparing mod suppliers right now, you are probably looking at three quotes that look identical and cost very different amounts. That gap usually comes down to cell grade, coil consistency and how honest the factory is about tolerances. Let us unpack it.

Mod product overview
Reference view of the mod line prepared for wholesale evaluation.

How Mod Batches Are Checked

Random checks are fine, but weight the sample towards the start and end of a mod production run. Those are where a line is most likely to drift.

AQL sampling gets a lot of attention, but for mod the more useful habit is simply measuring the same three things on every single batch. Trend lines catch problems that pass/fail checks miss.

Reading a Mod Spec Sheet

Two specifications that matter more than buyers expect: the seal integrity after a drop test and the consistency of the draw from first use to last. Both are measurable before you commit to volume.

Reference specification for Mod orders
Product categoryDisposable
Resistance band0.6 - 0.8 ohm
Capacity tolerance+/- 2%
Puff count methodMachine cycle 2s on / 18s off
Master carton400 units
Carton weight9.4 kg
Shelf life18 months
Storage15-25 C, dry, away from direct light

Turning Mod Into Repeats

Bundle mod with a complementary item rather than discounting it outright. The perceived value holds up better and the second item often becomes a repeat purchase on its own.

Online, the listing for mod should answer three questions without scrolling: what it is, how strong it is, and what it tastes like. Everything else belongs further down the page.

Positioning Mod on Your Shelf

Think about where mod sits in your customer's week. If it is a weekly restock, breadth matters less than availability. If it is an occasional treat, flavour range and display story carry more weight.

One useful exercise: list every mod line you stock and mark the last date each one sold at full price. Anything without a recent full price sale is taking space from something that would use it better.

Logistics That Protect Margin

Ask your forwarder for the mod transit history on your lane, not the advertised schedule. The gap between the two is the buffer you should build into your reorder point.

Mod logistics and packing
Master carton configuration used for mod shipments.

Practical Checklist

Frequently Asked Questions

What is the usual minimum order for mod?

For a standard production run the minimum is normally one master carton per flavour, though mixed cartons can be arranged for a first order. If you are testing the line, ask about a sample pack first and treat the freight as part of your research budget.

Can I mix strengths in one order?

In most cases yes, as long as each strength meets the minimum run length. Mixed strength cartons are popular with retailers building their first display because they show the full ladder without over committing.

What does a sample pack usually include?

A typical mod sample pack covers the strengths or variants you are most likely to list, packed so you can evaluate them side by side. Tell us which lines you are considering and we will match the pack to that rather than sending a generic selection.

Can the packaging be customised?

Yes. Most mod programmes use private label packaging once volumes justify the printing plate. We supply dielines, check your artwork for print issues and hold approved files so reorders need no new setup.

What information do you need to quote?

Target specification, approximate quantity, destination and any packaging requirement. With those four we can usually come back with a costed option the same working day rather than a request for more information.

Next Step

If you take one thing from this page, take the retained sample habit. It costs a few units per batch and it is the difference between a disagreement and a decision.

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