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 6130-01-257-0555
NSN 5925-01-208-8920
NSN 5999-01-089-2131
NSN 5985-01-465-7472
NSN 6320-01-582-6668
NSN 5999-01-093-8019
NSN 6685-00-810-6047
NSN 5960-00-389-2915
NSN 6320-01-519-8767
NSN 5935-00-554-0244
NSN 6220-00-523-0182
NSN 6130-01-026-9822