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3RV2021-4FA10
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3RV2021-4FA10
SIEMENS
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3RV2021-4FA10 - MPCB 34 - 40 A, Standard Release, O/L & S/C - siemens

Cat No. 3RV2021-4FA10
Category MPCB
Stock In Stock
Condition Brand New, Sealed Packaging
Product Type MPCB

In Stock — 5 Qty

$277.78
Quantity Expected Delivery
5 Units 25 Business Days

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Technical Specification

SIEMENS 3RV2021-4FA10 MPCB Technical Specification

MPCB
Actuator Type Not Applicable
Application Motor
Breaking Cap Not Applicable
OL Setting 34-40A
Protection Overload, Short Circuit Protection
Range of Product 3RV
Rating 40A
Release TM Release
SC Setting Not Applicable
Type 3RV2

Product Details

Siemens 3RV2021-4FA10 - Circuit breaker size S0 for motor protection, CLASS 10 A-release 34...40 A N-release 480 A screw terminal Standard switching capacity. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Product Dimensions

SIEMENS 3RV2021-4FA10 dimensions and weight

Dimensions (L × W × H)
Length 10.2 cm
Width 4.9 cm
Height 10.2 cm
Weight
Net Weight 0.385 kg

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

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Product Overview

Siemens 3RV2021-4FA10 - Circuit breaker size S0 for motor protection, CLASS 10 A-release 34...40 A N-release 480 A screw terminal Standard switching capacity. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Frequently Asked Questions for 3RV2021-4FA10

The Siemens 3RV2021-4FA10 MPCB provides integrated motor protection with thermal overload, short circuit, phase failure, and under voltage protection. It offers adjustable current settings, high breaking capacity, compact design, and reliable motor safeguarding.
It is widely used in motor control centers, industrial machines, pumps, compressors, conveyors, and HVAC systems requiring dedicated motor protection.
It detects overload, short circuits, phase imbalance, and stalling conditions. It safely disconnects the circuit to prevent winding damage and extend motor life.
Check full load motor current, trip class, short circuit rating, pole configuration, mounting type, and compatibility with Siemens contactors.
Ensure proper DIN rail or panel mounting, correct line/load wiring, torque tightened terminals, and setting the overload dial according to motor rated current.
Pricing varies depending on current rating, trip class, and breaking capacity. Visit Electrihub for updated Siemens MPCB pricing and availability.
The official Siemens datasheet for 3RV2021-4FA10 is available on Electrihub with wiring diagrams, curves, and installation details.
The price of SIEMENS 3RV2021-4FA10 MPCB 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

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Vijay Joni Jun 17, 2026

Superb experience purchasing 3RV2021-4FA10 from RAS Electrihub. The online ordering process is completely hassle-free. Got a 100% original SIEMENS product with a proper GST invoice at a much better rate than the offline market. Perfect platform for electrical switchgear.

Naresh Verma Jun 17, 2026

Ordered this 3RV2021-4FA10 MPCB for our factory panel setup. RAS Electrihub delivered it safely within 3 days. Finding authentic SIEMENS automation components online in India with transparent pricing used to be tough, but they have made it incredibly easy.

Manoj Nair Jun 17, 2026

Excellent pricing and seamless checkout on RAS Electrihub. We needed the 3RV2021-4FA10 urgently for an automation breakdown issue, and it arrived right on time. Authentic SIEMENS product with solid performance. Highly recommended online vendor!

Arun K. Dec 2, 2025

The SIEMENS 3RV2021-4FA10 motor protection device has proven to be a reliable choice for industrial motor control systems. The 3RV2021-4FA10 fast response time, accurate protection settings, and durable construction have significantly improved our motor system reliability.

Linda Davis Dec 2, 2025

Perfect 3RV2021-4FA10 for critical motor control applications.

Arjun T. Dec 2, 2025

Excellent choice 3RV2021-4FA10 for critical motor circuit protection needs.

Nancy Clark Dec 2, 2025

Excellent SIEMENS 3RV2021-4FA10 motor protection with smooth operation.

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