3SK1121-2AB40

Siemens SIRIUS 3SK1121-2AB40 Safety Relay Basic Unit | Shop On Ebay
Factory New Parts : Warranty 12 Months​
Second-Hand Parts : Warranty 3-6 Months​
Tested & Certified | Ships Worldwide​
Technical / Safety Engineering Support​
Warranty Extension and Urgent Delivery supported. Get your quote or lead time now !

Description

The Siemens SIRIUS 3SK1121-2AB40 is an advanced safety relay basic unit designed for high-reliability safety applications in industrial automation. Operating with a 24V DC supply voltage, this unit features 3 normally open (NO) contacts for relay enabling circuits and 1 normally closed (NC) contact for relay signaling. The spring-type push-in terminals enable fast, tool-free wiring for efficient installation and maintenance. Designed for advanced safety functions, this relay provides reliable monitoring and control for emergency stop circuits, safety gates, and interlock systems, ensuring compliance with international safety standards including SIL and PL requirements.

Key Features

  • Advanced safety relay basic unit
  • Supply voltage: 24V DC
  • 3 NO contacts for relay enabling circuits
  • 1 NC contact for relay signaling circuit
  • Spring-type push-in terminals for tool-free wiring
  • Fast and secure connection technology
  • Complies with international safety standards (SIL/PL)
  • Compact design for space-efficient installation

Warranty & After-Sales

  • Factory new units: 12 months warranty
  • Refurbished units: 3-6 months warranty
  • Technical support for safety configuration and validation

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 monitoring
  • Safety gate and interlock systems
  • Machine safety applications
  • Automated production line safety
  • Industrial machinery safety controls

Reviews

There are no reviews yet.

Be the first to review “3SK1121-2AB40”