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BB20400C
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BB20400C
L&T
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BB20400C - EXORA MCB 40A DP 240V AC 10kA C Curve | Lauritz Knudsen | L&T

Cat No. BB20400C
Category MCB
Stock In Stock
Condition Brand New, Sealed Packaging
Product Type MCB

In Stock — 6 Qty

$31.83
Quantity Expected Delivery
6 Units 25 Business Days

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Technical Documents

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Technical Specification

L&T BB20400C MCB Technical Specification

MCB
Breaking Cap 15kA
Curve C
Model BB2
No of pole 2P
Range of Product —
Rating 40A

Product Details

Lauritz Knudsen BB20400C - EXORA MCB 40A DP 240V AC 10kA C Curve - The MCB is a vital protection device that is essential in every electrical installation to safeguard both your life and valuable property against short-circuit and overload. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Product Dimensions

L&T BB20400C dimensions and weight

Dimensions (L × W × H)
Length 12.5 cm
Width 13.5 cm
Height 26.5 cm
Weight
Net Weight 5 kg

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

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Product Overview

Lauritz Knudsen BB20400C - EXORA MCB 40A DP 240V AC 10kA C Curve - The MCB is a vital protection device that is essential in every electrical installation to safeguard both your life and valuable property against short-circuit and overload. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Frequently Asked Questions for BB20400C

The price of Lauritz Kundsen BB20400C MCB 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.
The Lauritz Knudsen BB20400C MCB provides overload and short circuit protection, high breaking capacity, quick tripping response, thermal magnetic release system, and long mechanical endurance.
The datasheet for BB20400C is available on Electrihub with technical specifications, wiring diagrams, and installation instructions.
Pricing varies depending on the pole configuration, tripping curve, and current rating. Visit Electrihub for updated Lauritz Knudsen MCB pricing.
Ensure proper DIN rail mounting, correct line load orientation, torque tight terminal connections, and adherence to Lauritz Knudsen wiring standards.
Check rated current (A), breaking capacity, tripping curve (B/C/D), voltage rating, number of poles (1P/2P/3P/4P), and compatibility with the distribution board.
It protects wiring and equipment by automatically disconnecting the circuit when overload or short circuit conditions occur, reducing fire risk and electrical damage.
It is widely used in residential DBs, commercial electrical systems, industrial panels, MCC rooms, and equipment protection circuits.
Yes. RAS Electrihub Private Limited operates as an ISO-certified organization, ensuring quality sourcing, authentic products, and standardized procurement and delivery processes.
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 provides PAN India delivery with reliable logistics, safe packaging, and doorstep delivery across all states and union territories.
Yes, the Lauritz Knudsen BB20400C is versatile and suitable for both residential load centers and commercial distribution panels, provided the electrical specifications match your system requirements.
Depending on the specific configuration of the BB20400C series, it is available in various pole configurations such as SP, DP, TP, or FP to suit different circuit requirements.
The breaking capacity of the Lauritz Knudsen BB20400C MCB is specifically rated to handle high fault currents (typically 6kA or 10kA depending on the specific variant) to prevent damage to the downstream equipment.
The Lauritz Knudsen BB20400C is typically rated for standard AC voltages (up to 240V for single-phase or 415V for three-phase systems), making it compatible with most standard power grids.
The Lauritz Knudsen BB20400C MCB is primarily designed to protect electrical circuits from overcurrents caused by overloads and short circuits in MCB-based installations.

Reviews & Ratings

3.9
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Aisha Khan Apr 11, 2026

As a professional panel builder, I find this L&T MCB highly reliable. No issues with heat dissipation even under heavy load. Highly recommended for other electrical contractors and builders.

Sofia Costa Apr 11, 2026

The L&T BB20400C meets all our strict technical specifications. Electrihub provided the technical documentation we needed for the build. Will continue to source our L&T inventory from this platform.

Antonio Garcia Apr 11, 2026

Excellent industrial-grade MCB for our distribution boards. The electrical characteristics are consistent across all units we ordered. Great value considering the industrial durability.

Mateo Silva Apr 11, 2026

Integrated the BB20400C into a custom control panel recently. The electrical characteristics are consistent across all units we ordered. The shipping was secure, ensuring no damage to the sensitive components.

Advik Ghosh Apr 7, 2026

Bought BB20400C for my electrical project. Quality is top notch and Electrihub's packaging was excellent. Reliable platform.

Arjun Agrawal Apr 7, 2026

Quick shipping and genuine product. Electrihub's service is quite efficient. The BB20400C is working well.

Varun Bansal Apr 7, 2026

Exactly what I needed. L&T products are always reliable and Electrihub made the buying process very easy.

Aryan Dubey Apr 7, 2026

Got my L&T BB20400C from Electrihub.in. Fast delivery in India and genuine product. Very happy with the purchase.

Ankit Singh Apr 7, 2026

The L&T MCB is perfect for my home. Electrihub provides original items at great prices. Recommended for everyone in India.

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