The ST150 board market is a used-parts market, and it rewards buyers who ask the right questions. This guide grades used tested boards against new old stock honestly, shows the defects to check for, and gives you the two price anchors that tell you whether any listing is fair.
A dead board sends most owners straight to a marketplace, where the same part appears at wildly different prices with wildly different promises. The board design is identical in every listing — what changes is the testing, the honesty and the return terms. This page teaches you to buy those three things, not just the board. It also gives you the discipline to stop and compare a complete server, because on an old platform the smartest "board purchase" is sometimes a whole machine.
👆 Both columns are the same board design. What you are really buying is testing, honesty and return terms — compare those, and always check current listings on the day.
The ST150 is a discontinued-generation platform, so its board market behaves like all old-server markets: Lenovo no longer sells the board as a normal retail part, and the supply is mostly tested pulls (boards removed from working servers), a thin layer of new old stock at heroic prices, and untested "as-is" listings that are cheap for a reason. Prices move with stock and region, so this page deliberately prints no number as a fact — check current listings on the day you buy, and judge every offer against the two anchors in the final section.
For most ST150 owners this is the correct buy, provided the word "tested" is backed by something:
A sealed ST150 board sounds like the safest option and is usually the worst value on the page. The platform's age means new stock is scarce, and scarcity pricing puts a bare board close to — sometimes above — the price of a complete used ST150 server with board, CPU, RAM and power supply inside. Add the fine print: old stock may carry no meaningful warranty, and a board that sat in a box for six years has elderly capacitors too. Unless a business contract forces a new part, the complete-machine comparison almost always wins.
Whatever listing you are staring at, hold it against two anchors before paying:
When the board arrives, test it on the bench before it goes into the chassis for good: CPU, one ECC stick, power — and confirm it reaches BIOS cleanly, shows the correct memory size, and runs for half an hour without complaint. Only then build the server back up and reconnect drives. If the board misbehaves, you are still inside your return window and the argument with the seller is simple. Boards fitted, cabled and discovered faulty three weeks later are how return windows get lost.
See the ST150 fix and price discussion in the video before you spend anything.
▶️ Watch Full VideoIt can be, if tested means tested: ask whether it reached BIOS with CPU and memory fitted, check the socket pins by photo, match the part and FRU numbers, and agree a return window before paying. An untested no-returns listing is a gamble, not a saving.
The platform is discontinued, so new stock is scarce old inventory, and scarcity is priced for desperate buyers. In many markets a bare new board approaches the price of a complete used ST150 server — which is usually the better purchase. Always check current listings and compare the whole machine before buying any board.
Bench-test it before final assembly: fit the CPU and one ECC memory stick, power it up, and confirm it reaches BIOS, reports memory correctly, and runs stably for at least half an hour. Do this inside the seller return window so a bad board is a simple return, not a dispute.