Siemens 6ES7421-1FH20-0AA0 Module S7-400, SM 421, 16DI, 120/230VAC
ManufacturerSIEMENS(View more products from this manufacturer)
Model6ES7421-1FH20-0AA0
USD 372.00
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SIMATIC S7-400, DIG.INPUT MOD.
SM 421, OPTIC. ISOLATED,
16 DI, 120/230V UC
INPUTS PER IEC1131-2 TYPE 2
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