| Manufacturer | Siemens |
| Category | SIRIUS Safety Relays |
| SKU / Product code | 3SK1211-2BB40 |
| Weight | 0.207 kg |
| Country of origin | DE |
| Commodity code | 85371098 |
| Description | SIRIUS safety relay Output expansion 4RO with relay enabling circuits 4 NO contacts plus Relay signaling circuit 1 NC contact Us = 24 V DC Spring-type terminal (push-in) |
