Description
SIEMENS 3RK3251-2AA10
Compact and reliable safety relay module for machine safety applications, enabling quick and easy integration into safety circuits.
| Brand | SIEMENS |
| Model | 3RK3251-2AA10 |
| Voltage | 24V DC |
| Country of Origin | Germany |
| Weight | 0.35 kg |
| Dimensions | 90 x 75 x 60 mm |
| Warranty | 6 months |
| Certifications | CE, UL, cULus, TUV, SIL 3, PL e |
| SKU / MPN | 3RK3251-2AA10 |
| What’s in the box | Safety Relay Module, Installation Instructions |
| Product Type | Safety Relay Module |
| Number of Safety Contacts | 3 NO + 1 NC |
| Response Time | ≤ 20 ms |
| Mounting Type | DIN Rail (35 mm) |
| Terminal Type | Screw Terminals |
Key benefits: High safety integrity (SIL 3/PL e), compact design saves panel space, fast response time, simple installation and wiring, compatible with Siemens safety portfolio.
Typical applications: Emergency stop circuits, safety gate monitoring, light curtain integration, machine guarding, press safety control.
Lifecycle: Active product, long-term availability
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
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Orders usually ship the same day
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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.
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Thomas K. –
Excellent support when we had integration questions. The product met our standards.