Home › Manufacturers › Siemens › 3RH2911-2XA04-0MA0

Siemens

Siemens 3RH2911-2XA04-0MA0 Front-Mount Auxiliary Switch - 4 NC

Siemens 3RH2911-2XA04-0MA0 front-mount auxiliary switch with 4 NC contacts.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3RH2911-2XA04-0MA0

Contact Configuration 4 NC

Mounting Front

Terminals Spring-loaded

Compatibility 3RT2 Contactors, 3RH2 Contactor Relays

Get a price for 3RH2911-2XA04-0MA0

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

4 Normally Closed (NC) contacts Spring-loaded terminal connections Front snap-on mounting For 3RT2 and 3RH2 devices Instantaneous switching

Product description

The Siemens 3RH2911-2XA04-0MA0 is a front-mounted auxiliary switch module from the SIRIUS line, engineered to expand the control and signaling capabilities of SIRIUS 3RT2 Power Contactors and 3RH2 Contactor Relays. This instantaneous switching module features 4 Normally Closed (NC) contacts, providing reliable status feedback and interlock control circuits. Its innovative spring-loaded terminal technology ensures fast, vibration-proof, and maintenance-free wiring for seamless integration into your control system.

This auxiliary switch is well-suited for applications in industrial automation, control panel building, and machine manufacturing where additional normally closed contacts are required for safety interlocks, status monitoring, or complex control sequences. It offers a robust solution for expanding the functionality of your existing Siemens contactor setups.

Stanlo Automation, a proud veteran-owned distributor, offers this Siemens 3RH2911-2XA04-0MA0 auxiliary switch. We are dedicated to providing quality surplus industrial automation parts with competitive pricing and reliable delivery to support your MRO needs.

Technical specifications

Contact Configuration	4 NC
Mounting	Front
Terminals	Spring-loaded
Compatibility	3RT2 Contactors, 3RH2 Contactor Relays
Series	SIRIUS 3RH29

Common applications

Motor control centers

Safety circuits

PLC integration

Control panel wiring

Industrial machinery

Compatible systems

Siemens 3RT2.1 Siemens 3RT2.2 Siemens 3RT2.3 Siemens 3RT2.4 Siemens 3RH21 Siemens 3RH24

Also known as

Siemens 3RH29112XA040MA0 SIRIUS 4NC Auxiliary Contact 3RH2911-2XA04 Auxiliary Block

Replaces / compatible with

This auxiliary switch is designed to add 4 NC contacts to Siemens 3RT2 contactors and 3RH2 contactor relays.

Technical note

Expert tip

The spring-loaded terminals on the 3RH2911-2XA04-0MA0 provide a secure, vibration-resistant connection, ideal for demanding industrial environments.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the main function of the Siemens 3RH2911-2XA04-0MA0 auxiliary switch?

The Siemens 3RH2911-2XA04-0MA0 auxiliary switch is used to expand the control and signaling capabilities of Siemens 3RT2 power contactors and 3RH2 contactor relays by adding four Normally Closed (NC) contacts to the existing setup.