3SK1211-1BB40

Siemens SIRIUS 3SK1211-1BB40 Safety Relay Output Expansion | Shop On Ebay
Factory New Parts : Warranty 12 Months​
Second-Hand Parts : Warranty 3-6 Months​
Tested & Certified | Ships Worldwide​
Technical / Repair Support​
Warranty Extension and Urgent Delivery supported. Get your quote or lead time now !

Description

The Siemens SIRIUS 3SK1211-1BB40 is a safety relay output expansion module designed to extend the safety functionality of safety control systems. Featuring 4 normally open (NO) contacts for relay enabling circuits and 1 normally closed (NC) contact for relay signaling, this module provides flexible output expansion for safety applications. Operating with a 24V DC supply voltage and screw terminal connections, it ensures reliable performance in safety-critical circuits. The robust design and secure screw terminals make it ideal for machine safety applications requiring additional safety-rated outputs, such as emergency stop systems, safety gates, and interlock circuits.

Key Features

  • Safety relay output expansion module
  • 4 NO contacts for relay enabling circuits
  • 1 NC contact for relay signaling circuit
  • Supply voltage: 24V DC
  • Screw terminal connections
  • Safety-rated outputs for safety applications
  • Compatible with SIRIUS safety relays
  • Robust industrial design

Warranty & After-Sales

  • Factory new units: 12 months warranty
  • Refurbished units: 3-6 months warranty
  • Technical support for safety system integration

Delivery Time

  • Standard delivery: 3-5 working days
  • Express shipping available upon request

Why Choose Our Store

  • Genuine Siemens safety components
  • Global supply network with competitive pricing
  • Expertise in functional safety systems

Applications

  • Emergency stop circuit expansion
  • Safety gate monitoring systems
  • Two-hand control applications
  • Interlock circuit safety outputs
  • Machine safety system extensions

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