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Wholesale Guide

Mod Sampling Programme: How to Evaluate Before You Commit — Multi-Warehouse Networks

Published 2026-05-17 · 8 min read · by the VapeWholesaleHub sourcing team

Most first time importers of mod ask the same five questions. This page answers them in the order they usually arrive, with the numbers we quote internally rather than round marketing claims.

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

Turning Mod Into Repeats

A mod display that answers strength and flavour without staff involvement outsells a prettier one that does not. Most customers will not ask, so the fixture has to do the work.

Where Demand Is Heading

Assortment rationalisation is the quiet trend in this category. Shops that cut their mod range from twelve lines to five well chosen ones often report higher total sales, not lower.

Positioning Mod on Your Shelf

Mod sits at an interesting point in the assortment. It is familiar enough to be an impulse purchase and specific enough to build a repeat pattern around. Treating it as either pure commodity or pure specialty both lead to poor results.

How Mod Batches Are Checked

Set the mod complaint threshold in the contract before you need it. Deciding what counts as an acceptable defect rate during a dispute is the worst possible time to negotiate it.

Getting Mod to Your Warehouse

Plan the mod customs paperwork at the same time as the order, not when the goods are on the water. A missing document costs more in demurrage than the entire freight saving from a cheap forwarder.

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

The Specification That Matters

A written mod specification should be short enough to read in a minute and precise enough to argue about. If a factory cannot confirm a number in writing, assume the number is whatever is cheapest that week.

Specification sheets are where a mod deal is won or quietly lost. Two samples can look and taste the same while using different coil wire, different wicking density and different tolerances on the mouthpiece. Those details decide how the unit behaves in week three rather than minute three.

Reference specification for Mod orders
Product categoryRefillable kit
Resistance band1.2 - 1.4 ohm
Capacity tolerance+/- 2%
Puff count methodMachine cycle 3s on / 27s off
Master carton240 units
Carton weight9.5 kg
Shelf life18 months
Storage15-25 C, dry, away from direct light

Practical Checklist

Frequently Asked Questions

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.

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.

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.

Is there a warranty on mod?

Manufacturing defects are covered against the retained sample standard. Normal wear, misuse and damage after opening are not. We publish the threshold in the order terms so both sides know exactly what the claim process looks like.

What if I only need a small first order?

That is normal and sensible. A mixed carton lets you test mod in your own market before committing to a production run, and the specification you approve at that stage carries through to larger orders unchanged.

Next Step

Whether you order from us or elsewhere, keep a retained sample from every batch. It costs almost nothing and it is the single most effective protection available to a mod buyer.

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