Siemens Auxiliary Contact, 1 Contact, 1 NO, SIRIUS, Snap-On, 10 A, 690V, 3RH1921-1CA10

View all Auxiliary Contacts

Subtotal (1 unit)*

$23.71

(exc. GST)

$26.08

(inc. GST)

Add to Basket
Select or type quantity
In Stock
  • Plus 43 unit(s) shipping from 04 May 2026
  • Plus 188 unit(s) shipping from 04 May 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +$23.71

*price indicative

RS Stock No.:
392-8967
Distrelec Article No.:
136-22-837
Mfr. Part No.:
3RH1921-1CA10
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Number of Contacts

1

Product Type

Auxiliary Contact

Normal State Configuration

1 NO

Series

SIRIUS

Contact Current

10A

Mount Type

Snap-On

Terminal Type

Screw

Pole and Throw Configuration

1P

Contact Voltage

690V

Minimum Operating Temperature

-55°C

Operational Current Ie

6A

Mechanical Durability

10Mcycles

Rated Insulation Voltage Ui

690V

Maximum Operating Temperature

80°C

Standards/Approvals

DIN EN50005, IEC 60947-4-1

Siemens Auxiliary Contact, 6kV Surge Voltage Resistance Rating, Screw Termination - 3RH1921-1CA10


Take charge of your industrial equipment with this auxiliary contact from Siemens. It's designed to work alongside your motor control devices and switch when they do, so you can use it to manage peripheral functions like LED indication. This multi-tasker is compatible with both relays and contactors, making it your versatile workmate. Its thermoplastic housing provides reliable resistance to impact and abrasion, so it stands firm in rugged industrial environments. What's more, with a surge voltage resistance rating of up to 6kV, you can rest assured it will handle spikes without raising an alarm. Auxiliary contacts such as this one are commonly used in factory automation systems.

Features & Benefits


• Compact dimensions of 38 (H) x 10 (W) x 51mm (D) make it your space-efficient choice for tight setups

• Snap-on mounting style is simple and doesn't need tools, saving you time and effort

• Mechanical service life of 10,000,000 switching cycles for long-term performance

What's the temperature tolerance of this auxiliary contact?


This unit works at its best in a temperature range between -25°C and +60°C, so it's suitable for use in challenging settings.

Related links