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3RH2131-1BB408K
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3RH2131-1BB408K
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SIEMENS
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3RH2131-1BB408K - Contactor relay, 3 NO + 1 NC, 24 V DC, Size S00, screw terminal - siemens

Cat No. 3RH2131-1BB408K
Category Auxiliary Contactors
Stock In Stock
Condition Brand New, Sealed Packaging
Product Type Auxiliary Contactors
Please contact us for the exact delivery timeline

In Stock — 20 Qty

$46.45
Quantity Expected Delivery
20 Units 25 Business Days

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Technical Specification

SIEMENS 3RH2131-1BB408K Auxiliary Contactors Technical Specification

Auxiliary Contactors
Auxiliary Contact 3NO+1NC
Coil Voltage 24Vdc
Model 3RH2

Product Details

Siemens 3RH2131-1BB408K - Contactor relay, 3 NO + 1 NC, 24 V DC, Size S00, screw terminal. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Product Dimensions

SIEMENS 3RH2131-1BB408K dimensions and weight

Dimensions (L × W × H)
Length 6.25 cm
Width 7.69 cm
Height 7.69 cm
Weight
Net Weight 0.5 kg

Dimensions are approximate. For precise dimensional drawings, contact us.

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Product Overview

Siemens 3RH2131-1BB408K - Contactor relay, 3 NO + 1 NC, 24 V DC, Size S00, screw terminal. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Frequently Asked Questions for 3RH2131-1BB408K

The Siemens 3RH2131-1BB408K auxiliary contactor provides reliable auxiliary switching for control circuits, offering high mechanical endurance, low power consumption coils, compact modular design, and compatibility with Siemens motor starters and control devices.
It is used in control panels, automation systems, MCC panels, interlocking circuits, signalling applications, and auxiliary feedback switching for contactors and breakers.
It provides additional NO/NC contacts used for signalling, interlocking, status indication, and logic control functions, improving circuit flexibility and automation reliability.
Check the coil voltage, number of contacts required, mounting style, compatibility with the main contactor or relay, and control voltage specifications.
Ensure correct DIN rail or panel mounting, verify coil voltage, connect control wiring as per Siemens diagrams, and confirm proper terminal tightening for reliable operation.
Pricing varies depending on the contact configuration and coil rating. Visit Electrihub for updated Siemens auxiliary contactor pricing and stock details.
The official Siemens datasheet for 3RH2131-1BB408K is available on Electrihub, including wiring diagrams, technical data, and installation information.
The price of SIEMENS 3RH2131-1BB408K Auxiliary Contactors depends on specifications, availability, and market conditions. You can check the latest GST-inclusive price on Electrihub India, which provides genuine products, transparent billing, and PAN India delivery.
Yes. RAS Electrihub Private Limited provides PAN India delivery with reliable logistics, safe packaging, and doorstep delivery across all states and union territories.
Yes. RAS Electrihub Private Limited issues GST-compliant invoices and also supports PO-based invoicing for businesses, contractors, and organizations across India.
Yes. RAS Electrihub Private Limited operates as an ISO-certified organization, ensuring quality sourcing, authentic products, and standardized procurement and delivery processes.

Reviews & Ratings

4.2
6 reviews
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Harish Iyer Jul 23, 2026

The contactor 3RH2131-1BB408K specs matched exactly as listed on RAS Electrihub. Fits perfectly into our existing setup. Very satisfied with the prompt delivery.

Yogesh Mittal Jul 23, 2026

Replaced our old damaged contactor with this SIEMENS 3RH2131-1BB408K bought from RAS Electrihub. Perfect fitting and seamless switching operation.

Rakesh Bansal Jul 23, 2026

We needed the 3RH2131-1BB408K urgently for a site maintenance job. RAS Electrihub delivered it to Noida within 2 days. Perfect box packing and genuine SIEMENS switchgear.

Chris W. Nov 26, 2025

The SIEMENS 3RH2131-1BB408K auxiliary contactor installed in Canada delivers outstanding auxiliary switching and operational reliability. Excellent support from Electrihub.

Riya P. Nov 26, 2025

Upgraded to SIEMENS 3RH2131-1BB408K auxiliary contactor for enhanced control functionality in USA installations.

Praveen C. Nov 26, 2025

Excellent technical support and detailed documentation available.

Related Categories

Contactors and Contactor Relays Auxiliary Contactors Capacitor duty contactor Earth Leakage Relay Motor Management Accessories Motor Protection Relay Motor Starter MPCB MPCB Accessories Over Load Relay Overload Relays Accessories Power Contactor Power Contactor Accessories Protective Relays Protective Relays Accessories

Tags

# SIEMENS # 3RH2131-1BB408K # Auxiliary # Contactor # 10A # Auxiliary # Contactor # 3RH2 # 3NO+1NC # Coil # Voltage # 24Vdc # electrihub # electrical-supplies # electrical-supply-store
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