Start with landed unit cost
Use the all-in per-unit planning cost, not only the factory quote. Freight, duty, inspection, packaging, and expected quality loss can change the answer.
Calculate contribution margin, break-even quantity, break-even revenue, and target-profit sales using landed cost and channel expenses.
Supplier calls, factory questions, and follow-up handled during China business hours.
Price, MOQ, materials, lead time, and terms aligned side-by-side before you decide.
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LIFA runs the daily sourcing work; you approve supplier choice, quotation, and payment.
A product break-even calculator estimates how many units must sell before contribution covers fixed launch and operating costs. Enter landed unit cost, selling price, platform and payment fees, fulfillment, advertising, return reserve, fixed costs, and a target profit. The result shows contribution per unit, contribution margin, break-even quantity, revenue, and target-profit volume.
Your inputs are saved only in this browser for convenience. Every output is directional and should be replaced with current project evidence.
The calculator is deliberately transparent: it organizes buyer inputs, shows the resulting logic, and identifies where professional confirmation is still required.
Use the all-in per-unit planning cost, not only the factory quote. Freight, duty, inspection, packaging, and expected quality loss can change the answer.
Include channel fees, payment fees, fulfillment, advertising, and a reasonable returns or refunds reserve for the intended sales channel.
Tooling, design, photography, certification, setup, and launch expenses belong in the fixed-cost layer when they do not change with each sale.
Test lower selling price, higher landed cost, and higher return or advertising cost. The useful result is the range, not one optimistic point estimate.
Use the output to compare scenarios and prepare better questions, not to turn uncertain assumptions into false precision.
Contribution per unit is what remains after modeled variable costs. That remainder covers fixed costs first and only then contributes to profit.
A supplier MOQ may be larger or smaller than the break-even quantity. Compare both numbers with realistic sell-through timing and working-capital capacity.
A positive contribution margin still needs a separate cash-flow schedule for deposits, inventory, freight, duties, and channel payout delays.
Stronger inputs make the tool more useful. Replace placeholders with dated documents, comparable quotations, test results, and provider confirmations.
Amazon, TikTok Shop, Shopify, wholesale, and retail each have different fees and fulfillment economics. Use the costs for the channel where the product will actually sell.
A percentage reserve is a planning shortcut. Mature products should replace it with observed return, refund, discount, storage, and disposal data.
Compare target-profit volume with MOQ, carton quantity, forecast period, and reorder lead time. A profitable unit can still create excess inventory.
These references explain the framework behind the inputs. Destination rules and current project evidence remain authoritative for the actual order.
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Concise answers to the questions buyers should settle before relying on a planning result.
It is the sales quantity at which total unit contribution equals entered fixed costs. At that point the model has covered those costs but has not yet produced the target profit.
Use landed unit cost. Factory price alone excludes freight, duty, import charges, inspection, packaging, and other costs that can materially change contribution.
Include percentage marketplace or payment fees, per-unit fulfillment, advertising, and a returns or refunds reserve. Add storage or other per-unit costs when they are material.
The product cannot reach break-even under the entered assumptions because each sale loses money before fixed costs. Change price, cost, channel expense, or product strategy before ordering.
No. It is the volume required under the cost model. It does not show whether the market will buy that quantity or how quickly sales will occur.
Update it when supplier price, packaging, freight, duty, exchange rate, platform fees, advertising cost, return behavior, or selling price changes.
Cost, supplier, quality, inspection, and timeline decisions influence one another. Use the related workspace that addresses the next uncertainty.
Open the dedicated landed cost workspace with its own inputs, method, result explanation, and verification guidance.
Open Tool🛃Open the dedicated duty & tariff workspace with its own inputs, method, result explanation, and verification guidance.
Open Tool⚖️Open the dedicated supplier comparison workspace with its own inputs, method, result explanation, and verification guidance.
Open Tool🔍Open the dedicated quality cost workspace with its own inputs, method, result explanation, and verification guidance.
Open Tool🔍Open the dedicated aql sampling workspace with its own inputs, method, result explanation, and verification guidance.
Open Tool📅Open the dedicated timeline workspace with its own inputs, method, result explanation, and verification guidance.
Open Tool
Send the product specification, supplier quote, destination, and the questions the calculator revealed.