Industrial Automation

Replacement digital modules for SIMATIC S7-300

S7-300 digital modules – replacements and repairs

Digital I/O modules connect PLCs to sensors, pushbuttons and actuators. We supply replacements for SIMATIC S7-300 input, output and combined modules. We check suitability using the order number, signals and wiring.

FOXON ships parts worldwide and accepts faulty parts for repair
Enquire about purchase or repair

We will send a non-binding quote within 1 hour.

+420 488 588 749sales@foxon.eu
Enquire about purchase or repairContact our sales team
  • Worldwide delivery
  • Our own and partner parts stock
  • Professional repairs
  • Parts with warranty
More about selecting Digital modules for S7-300 parts
The term 1:1 replacement applies only to a correctly selected replacement for a specific order number. Before ordering, we check signals, channel count, wiring, diagnostics and PLC configuration, including whether program changes are needed. Alternative SOFTLINK and VIPA modules are not original Siemens products.

Digital I/O modules for SIMATIC S7-300

Compatible digital input, output and combined modules for SIEMENS SIMATIC S7-300 PLCs. Easily select a replacement using the order number of the original SIEMENS module and save up to 50% compared to the original.

1:1 replacement for the original SIEMENS module Save up to 50% compared to the original Buy online – worldwide shipping No changes to the PLC program required
How to capture sporadic faults on Siemens S7 PLCs

How to capture sporadic faults on Siemens S7 PLCs

Sporadic faults on Siemens SIMATIC S7 PLCs are difficult to find using standard online diagnostics. In this article, we show how auto.spy analyzer helps capture signals, events and video on a single timeline and trace the root cause of the problem afterwards.

Compatibility of SIEMENS, SOFTLINK and VIPA replacements for SIMATIC S7-300 and S7-200

Compatibility of SIEMENS, SOFTLINK and VIPA replacements for SIMATIC S7-300 and S7-200

Save more than 50% compared to the price of original SIEMENS SIMATIC S7-300 and S7-200 I/O modules, power supplies and memory cards. The clear compatibility table helps you find suitable SOFTLINK and VIPA replacements by the order number of the original SIEMENS part. Selected modules are in stock at FOXON in Liberec and can be delivered immediately.

Question or Inquiry

Are you looking for a spare part, a repair, one of our products, or do you need to check availability or get advice on a technical solution? Send us the order number, a photo of the nameplate, or a brief description of your request. We will usually get back to you within one hour during business hours.

Highlighted items are mandatory.