Imperium4Store › Digital I/O Module Image 1 of 1 Digital I/O Module £292.00 SIMATIC S7-400 SM 422, DQ 16x120/230 V AC/2 A Scroll Down to Make an Enquiry Added! SIMATIC S7-400 SM 422, DQ 16x120/230 V AC/2 A You Might Also Like I/O Adapter Module £570.00 Motherboard £540.00 Siemens S5 Connector £12.00 Processor £135.00 Powermonitor £392.00
