From our inventory we are selling a Terra Universal 9500-00A Nitro Watch Controller.

Specifications:

• Model #:
• More Information: 
• Nitro Watch 2? Controller
• I/O
• Purge Controller
• Door Switch
• R/H Output
• NitroWatch RH controller Mionitors relative humidity; reduces nitrogen costs by up to 78% ? Stainless steel case ? Dimensions: 11"W x 6.5"D x 3"H (279 mm x 165 mm x 76 mm) ? Continuously monitors and displays the relative humidity level inside a desiccator, glove box, or other enclosure ? Automatically controls Dual Purge System? (draws 12VDC) operation to maintain any relative humidity from 0% RH to room ambient  ? Programmable logic gives user complete control over warning alarms and other system functions 
•  12 V, .25 A, - W, 1 P, 50/60 Hz