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Siemens 3RH5921-1EA11 SIRIUS Front-Mounted Auxiliary Switch Block

Siemens 3RH5921-1EA11 SIRIUS front-mounted auxiliary switch with 1 NO + 1 NC contacts.

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ManufacturerSiemens

Part number3RH5921-1EA11

Contact Configuration 1 NO + 1 NC

Terminal Type Screw

Mounting Front-mounted

Compatibility Siemens 3RT2 (S00), 3RH2

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Veteran-owned

CAGE: 9NK75

1 NO + 1 NC contact configuration Screw terminals for secure connections Front-mounted design for easy installation Compatible with SIRIUS 3RT2 (S00) and 3RH2 Expands control and signaling functions

Product description

The Siemens 3RH5921-1EA11 is a front-mounted auxiliary switch block from the SIRIUS series, designed to expand control and signaling capabilities. This component easily attaches to the front of SIRIUS 3RH2 contactor relays and 3RT2 power contactors (size S00). It provides one normally open (NO) and one normally closed (NC) contact, making it a versatile addition to your control circuits.

This auxiliary switch is suitable for various industrial automation applications, including motor control, machine building, and control panel construction. Its robust design and screw terminals ensure reliable performance and straightforward installation.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3RH5921-1EA11. Rely on us for quality industrial components to support your MRO needs.

Technical specifications

Contact Configuration	1 NO + 1 NC
Terminal Type	Screw
Mounting	Front-mounted
Compatibility	Siemens 3RT2 (S00), 3RH2
Series	SIRIUS 3RH59

Common applications

Motor Control Panels

Industrial Automation

Control Systems

Machine Interlocking

Electrical Enclosures

Compatible systems

Siemens 3RT2 (Size S00) Siemens 3RH2

Also known as

Siemens 3RH59211EA11 SIRIUS 3RH5921-1EA11 Siemens Contactor Auxiliary Contact

Replaces / compatible with

This auxiliary switch block is designed to be mounted on the front of Siemens 3RT2 power contactors (Size S00) and 3RH2 contactor relays.

Technical note

Expert tip

The 3RH5921-1EA11 is a front-mounted auxiliary switch specifically designed for snap-on attachment to Siemens 3RT2 contactors of size S00.

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Frequently asked questions

What Siemens contactor sizes is the 3RH5921-1EA11 compatible with?

The Siemens 3RH5921-1EA11 auxiliary switch block is designed for front mounting on Siemens 3RT2 power contactors of size S00 and 3RH2 contactor relays.