Description
SIEMENS 6FC5311-0AA00-0AA0
Reliable digital input module for CNC machine signal acquisition and processing in SINUMERIK systems
| Brand | SIEMENS |
| Model | 6FC5311-0AA00-0AA0 |
| Voltage | 24V DC |
| Country of Origin | Germany |
| Weight | 0.4 kg |
| Dimensions | 125 x 100 x 35 mm |
| Warranty | 12 months |
| Certifications | CE, UL, cULus, RCM |
| SKU / MPN | 6FC5311-0AA00-0AA0 |
| What’s in the box | Digital Input Module, mounting accessories, documentation |
| Module Type | Digital Input Module for SINUMERIK 840D sl |
| Number of Inputs | 16 digital inputs |
| Input Voltage | 24V DC |
| Signal Level | 24V DC sourcing input |
| Connector Type | Screw-type or spring-loaded terminals |
| Compatibility | SINUMERIK 840D sl / 828D CNC systems |
Key benefits: High signal reliability, easy integration with SINUMERIK controllers, robust industrial design, fast response time, long-term availability, comprehensive diagnostics
Typical applications: CNC machine tool control, machine automation, signal acquisition from sensors and switches, industrial machinery status monitoring, production line control
Lifecycle: Active product in SIEMENS portfolio with long-term 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
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.







Thomas K. –
Excellent built quality. Integrated easily into our existing control system.