SIEMENS 3TK2810-1BA41 E03

Siemens SIRIUS 3TK2810-1BA41 Safety Relay

Description

The Siemens 3TK2810-1BA41 is a versatile safety relay from the trusted SIRIUS family. It is engineered to monitor safety-critical components such as emergency stop pushbuttons and safety gates. Operating with a 24V DC supply, it provides reliable switching for enabling circuits, ensuring machinery enters a safe state upon activation. This unit is an essential component for implementing robust safety systems in industrial automation environments.

Specifications

• Manufacturer: Siemens
• Part Number: 3TK2810-1BA41
• Series: SIRIUS
• Supply Voltage: 24V DC
• Output Contacts: 2 N.O. (Normally Open)
• Signaling Outputs: 2 Solid-State
• IP Rating: IP20
• Mounting: DIN Rail
• Standards: IEC 60947-5-1, UL, TUV

Label Info

• Type: 3TK2810-1BA41
• E-Stand: E03
• Supply: 24V DC
• AC-15 Rating: 3A / 230V AC
• DC-13 Rating: 2A / 24V DC

Application

This safety relay is ideal for applications requiring the monitoring of E-STOP circuits, safety doors, light curtains, and other protective devices in manufacturing, packaging, and material handling systems.

Country of Origin

Made in Germany.

CO2 Impact

Opting for this pre-owned safety relay prevents the emission of approximately 16.0 kg of CO2, which would have been generated during the production of a new unit.

Availability

This is an obsolete item, available from our stock. Order now from spareparts2day for expert support and fast delivery.

FAQ

Question?

What are the main applications for the Siemens SIRIUS 3TK2810-1BA41?

This safety relay is primarily designed for monitoring safety circuits such as emergency stop buttons (E-STOP) and protective doors (safety gates) in industrial machinery, ensuring a safe stop command is executed when a fault or safety demand occurs.

Question?

Can this safety relay be connected to a PLC for diagnostics?

Yes, the 3TK2810-1BA41 features solid-state outputs (terminals SF, MAG) that can be used for signaling the device status to a standard PLC, allowing for integration into a wider diagnostic and control system.

Question?

What does the ‘E03’ designation signify on this model?

The ‘E-Stand’ or ‘E03’ in this case, refers to the functional enhancement level or firmware/hardware version of the product. It is important to match this when replacing an identical unit to ensure compatible functionality.

Last Update: Friday, March 13, 2026

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