Seller Fulfilled Prime (SFP) is Amazon's programme that allows third-party sellers to display the Prime badge on their listings while fulfilling orders themselves — rather than using Amazon FBA. Understanding the requirements, the operational demands, and the economics is essential before applying.
The Prime badge is Amazon's most powerful trust signal. Prime members — who account for the majority of Amazon UK's purchase volume — filter search results by Prime eligibility more than any other factor. An SFP listing competes directly with FBA listings for Prime buyers, at the same Prime badge level, without the FBA fee structure.
To qualify for SFP, you must first pass a trial period during which Amazon evaluates your delivery performance. During and after the trial, you must maintain: a cancellation rate below 0.5%, a valid tracking rate above 99%, and delivery to Prime customers within the Prime delivery promise (typically next day for UK domestic orders). You must also dispatch on all days Amazon requires, including weekends.
The weekend dispatch requirement is the SFP qualification that eliminates most applicants. Amazon expects Prime orders placed on Saturday and Sunday to be dispatched on those days, with next-day delivery to the customer on Monday. This means your fulfilment operation — whether in-house or 3PL — must run on Saturdays at minimum, with Sunday dispatch for some tier levels.
SFP is typically more cost-effective than FBA for heavy, bulky, or slow-moving products where FBA storage fees are disproportionate. For lightweight, fast-moving products where FBA fees are proportionate, the economics are closer. The key calculation: compare FBA fulfilment fee + storage cost + any long-term storage penalties against your 3PL's pick-and-pack rate + postage + storage cost.
PackPro operates Saturday dispatch for Seller Fulfilled Prime clients, meeting Amazon's weekend dispatch requirements. Our SFP integration with Amazon Seller Central handles order routing, tracking upload, and performance metric compliance automatically. Learn more about SFP with PackPro.