RMC-Cryosystems 4000 Series Cryogenic Thermometer Controller For use with RMC-Cryosystems Model 22 Closed Cycle Helium Refrigerator Janis Purchased RMC in 1999. Here is a link to mfg website: www.janis.com/p-aae7.html#Model%20332S
This item was deinstalled from a working environment and appears to be in good condition. It is being sold as is with no warranty. Unit powers up, but has not been tested further. It can be previewed at our facility from 8am to 5pm M-F.