Description
Siemens Control Module Model 6DD1688-1AA0 Industrial Use
Reliable digital output module for Siemens S7-400 systems, offering high-density output in a compact form.
| Brand | Siemens |
| Model | 6DD1688-1AA0 |
| Voltage | 24V DC |
| Country of Origin | Germany |
| Weight | 0.3 kg |
| Dimensions | 40 x 125 x 100 mm |
| Warranty | 1 year |
| Certifications | CE, UL, CSA, FM |
| SKU / MPN | 6DD1688-1AA0 |
| What’s in the box | Control Module, Bus Connectors, User Manual, Product Label |
| Number of Outputs | 32 |
| Output Voltage | 24V DC |
| Output Current per Channel | 2 A |
| Backplane Bus | S7-400 backplane |
| Diagnostic Function | Yes |
| Isolation | Galvanic isolation |
Key benefits: High channel density, built-in diagnostics, simple installation.
Typical applications: Factory automation, process control, material handling.
Order number: Siemens Control Module Model 6DD1688-1AA0 Industrial Use
Lifecycle: Active
Documentation: Manual included and available on Siemens Industry Online Support
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
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Orders usually ship the same day
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Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
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David L. –
Excellent support when we had integration questions. The product met our standards.