ControlTrader.com the global trading place for new and used Process Control Equipment.
Here you can Buy, Sell or Request - Hardware (pre-owned, new or used), Software and Services

Items can be sold on Auction or as Buy-Now. Wanted Ads section is where you can request items.
To place listings or to respond to listing you will need to complete the quick and free registration. A small "end of auction" fee is only paid once an item is sold.