10 in stock
SIEMENS 3SK1121-2CB42 Safety Relay – Compact Safety Controller
15
People watching this product now!
SIEMENS 3SK1121-2CB42 Safety Relay – Compact Safety Controller
Compact and reliable safety controller for basic safety applications
| Brand | Siemens |
| Model | 3SK1121-2CB42 |
| Voltage | 24 V DC |
| Country of Origin | Germany |
| Weight | 0.2 kg |
| Dimensions | 45 x 100 x 80 mm |
| Warranty | 2 years |
| Certifications | CE, UL, CSA, TÜV, SIL 3, PL e |
| SKU / MPN | 3SK1121-2CB42 |
| What’s in the box | Safety relay, mounting instructions, connector |
| Safety Integrity Level (SIL) | SIL 3 |
| Performance Level (PL) | PL e |
| Number of Safety Outputs | 2 |
| Inputs | 2-channel |
| Response Time | < 10 ms |
| Operating Temperature | -25 to 60 °C |
Key benefits: Compact design, easy wiring, high safety integrity, cost-effective
Typical applications: Machine safety, emergency stop circuits, light curtains, two-hand controls
Order number: SIEMENS 3SK1121-2CB42 Safety Relay – Compact Safety Controller
Lifecycle: Active
Documentation: https://support.industry.siemens.com/cs/ww/en/ps/3SK1121-2CB42
1 review for SIEMENS 3SK1121-2CB42 Safety Relay – Compact Safety Controller
Clear filtersOur 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 competitve 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.
Susan Y. –
The servo amplifier performed well in velocity mode. Documentation was helpful.