Assembly home
Log InSign Up

B2B device marketplace

The Marketplace for Secondhand Tech.

For buyers

Source Devices in Lots of Every Size.

Access smartphones, laptops, tablets, wearables and other electronics from Phobio and verified sellers, with inventory available through fixed-price listings and auctions.

For sellers

Reach Thousands of Vetted Buyers.

List used technology to a qualified buyer network, create competition for your inventory and sell on your terms.

No signup fees, no listing fees, no buyer premiums. Just a 5% seller fee on completed sales.

Start Selling
  • 5K–15K

    devices added to the platform weekly

  • Thousands

    of vetted buyers across the Assembly network

  • R2v3

    restricted listings for certified buyers

Why Buyers Choose Assembly

  • Consistent Inventory

    Access thousands of devices across laptops, desktops, smartphones, tablets, wearables and more.

  • Trusted Supply

    Buy inventory from Phobio and verified third-party sellers through one marketplace.

  • Two Ways to Buy

    Purchase inventory immediately at a fixed price or compete for lots through Auctions.

  • Flexible Lot Sizes

    Source everything from smaller lots to high-volume inventory based on your business needs.

  • Clear Condition Grades

    Know what you're buying with clearly defined condition grades and seller-provided grading policies.

  • Simple, Secure Payments

    Assembly facilitates payment, providing a single point for completing marketplace transactions.

Phobio Logo

Built for mobile re-commerce

We Built Assembly to Improve Our Own Device Procurement and Sales.

Assembly was created by one of the world's leading device trade-in companies with over 16 years experience in device re-commerce to streamline the process and create results for the procurement and disposition of mobile devices worldwide.

About Assembly

Get Started with Assembly in Minutes.

Sign up, confirm your email, and get real-time access to product listings.

Sign Up Now