Check the listing for details. Sigma Electronics Series 2100 SS-2100-16 w/ 12 VDA-2100 Modules AS-IS. Condition: Used. Listed at 25.00 USD. Unit is in good used condition with some scuffs and scratches. It is missing the blue faceplate. When plugged in, the power LED illuminates. This is all the testing that has been done on the unit, and it is sold AS-IS. THE FRAME: Sigma Series 2100 / HPX Series modules require a frame for operation. A modular mounting frame provides the required power supply, as well as protection of the module. Sigma Electronics Inc. offers several frame configurations. Choice of frame depends on the application. Factors in selecting the frame include; number of modules to be installed, number of slots consumed per module and future expansion consideration. Sigma Electronics should be informed if a module order is an add- on to an existing frame to accommodate looping of the control bus if required SS-2100-16 / HPX-F16: This is the largest frame in the series. This frame is 3 RU (5.25”) providing a single row of sixteen (16) vertically oriented slots. The design of this frame allows modules to consume any number of slots within the frame. This frame is necessary when utilizing any module which consumes more than two slots. The frame contains 12 VDA-2100 modules as shown. Normal 0 false false false EN-US X-NONE X-NONE Thanks for looking at my items. I am splitting my time between two cities. I try to schedule auctions to end when I am where the item is, and they should ship within two business days of the auction’s end. Buy It Now items will ship within two days, if I am where the item is, otherwise, it could take up to 10 days for me to ship it to you. If this will be a problem, please contact me before buying, and I will tell you how soon it can be shipped.