9opt s-1639: indicates internal configuration as 20 1x2 switches; input performance: max switching voltage: 250 vac, 250 vdc; max switching current: 20aac, 20adc; max switching power: 4800va, 600w; switching power: 1aac at 12v AC , 1adc at 5v DC
An electronic subassembly designed to be plugged into one or more basic pieces of test equipment to extend the capabilities of the basic instrument. the basic instrument cannot function without one or more plug-in units (as required) in position.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 6320-00-646-3311
NSN 5920-01-634-0250
NSN 5905-00-100-5250
NSN 5945-01-067-3080
NSN 5895-01-485-6668
NSN 6220-00-973-9416
NSN 2925-01-268-5464
NSN 5910-01-386-8106
NSN 4140-01-205-1100
NSN 6610-01-257-5808
NSN 5996-00-275-1651
NSN 5950-00-060-9584