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 6105-01-187-2294
NSN 5855-01-068-3683
NSN 4140-01-266-3658
NSN 6130-01-400-6123
NSN 5999-01-291-1401
NSN 5925-01-363-9925
NSN 5999-01-031-0281
NSN 5975-01-009-8636
NSN 6650-01-388-3387
NSN 6240-00-043-0269
NSN 6220-00-928-9356
NSN 6130-01-136-9521