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Wholesale Guide

Cartridge Approval Workflow From Sample to Shipment — Specialist Vape Shops

Published 2026-03-12 · 5 min read · by the VapeWholesaleHub sourcing team

We ship cartridge to distributors in very different markets, and the same five questions come up almost every week. Rather than answer them in email each time, we have written them out properly here.

Cartridge product overview
Reference view of the cartridge line prepared for wholesale evaluation.

Turning Cartridge Into Repeats

Bundle cartridge 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.

Keep the cartridge range tidy. A half empty shelf reads as a dying line, and customers interpret it that way faster than any signage can correct.

Modelling a Healthy Margin

When you model cartridge pricing, build in a realistic shrink figure. Even a well run line loses a small percentage to damage, expiry and sampling. Pretending that number is zero is how a healthy looking margin turns negative.

Indicative reference points for planning purposes: entry tier from USD 1.45 per unit at 500 units, mid tier at USD 1.85, and volume tier at USD 0.73 for full container quantities. These figures move with specification, packaging and freight, so treat them as a shape rather than a quote.

Where Demand Is Heading

The most durable cartridge lines over the last few years have been unglamorous and consistent. Novelty sells once; reliability sells every month.

Cartridge demand trend
Assortment mix observed across repeat cartridge orders.

Inspection Before Dispatch

Inspection is only useful if the result is recorded somewhere you can find it later. A cartridge batch log with weights, codes and measurements turns a future complaint into a five minute lookup.

Reading a Cartridge Spec Sheet

Revisit the cartridge specification after every third order. Small improvements compound, and factories take a buyer more seriously when the document has clearly been used.

Reference specification for Cartridge orders
Product categoryRefillable kit
Resistance band1.2 - 1.4 ohm
Capacity tolerance+/- 5%
Puff count methodDeclared by capacity
Master carton200 units
Carton weight8.5 kg
Shelf life18 months
Storage15-25 C, dry, away from direct light

Logistics That Protect Margin

Consolidating cartridge with other lines is often the biggest single saving available to a mid size importer. The unit cost does not change but the landed cost does, sometimes materially.

Consolidating cartridge with other lines is often the biggest single saving available to a mid size importer. The unit cost does not change but the landed cost does, sometimes materially.

Cartridge logistics and packing
Master carton configuration used for cartridge shipments.

Practical Checklist

Frequently Asked Questions

Is there support for in-store material?

Yes. Shelf talkers, counter cards and simple planogram suggestions are available for cartridge ranges that reach a sensible volume. Most retailers find the plain strength and flavour cards do the most work.

Do you provide compliance documents?

Every shipment leaves with the documentation set relevant to your market, including batch records and test reports where required. Your local rules still determine what you must file, so confirm those with your broker before import.

What does a sample pack usually include?

A typical cartridge 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.

Is there a warranty on cartridge?

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.

How are price changes handled on repeat orders?

{K} pricing is reviewed against input costs and volume rather than adjusted casually. Any change is confirmed in writing before the next order is scheduled, with the reason stated so you can judge it yourself.

Next Step

Whatever you decide, decide it against numbers you can check on arrival. That single discipline removes most of the risk from importing cartridge.

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