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40 Amp MCB

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Now you can buy high-quality 40 amp mcb online at Moglix. Explore prices, best sellers, specifications, brands, and more for 40 amp mcb and get the best deal.

Schneider Electric Acti9 xC60 40A C-Curve Double Pole MCB, A9N2P40C, Breaking Capacity: 10 kA
4.6 (5 Reviews)
By: Schneider Electric
₹1,240
₹2,59952% OFF
Get it by Saturday, 4 July
  • Higher System Performance with Optimized Cost: Cascading

  • Field-Fit table Auxiliaries for Advance Protection & Monitoring

Havells Euro-II 40A Four Pole C Curve MCB, DHMGCFPF040
4.8 (5 Reviews)
By: Havells
₹1,579
₹3,24251% OFF
Get it by Saturday, 4 July
  • Large Cable Terminals

  • Low power consumption

Schneider Electric Acti9 xC60 40A C-Curve Four Pole MCB, A9N4P40C, Breaking Capacity: 15kA
4.2 (10 Reviews)
By: Schneider Electric
₹2,509
₹5,24352% OFF
Get it by Saturday, 4 July
  • Higher Installation Life: Energy Limitation Class 3, Fast Closure Mechanism

  • Positive Contact Indication for Assurance of Disconnection

Schneider Electric Acti9 xC60 40A C-Curve Three Pole MCB, A9N3P40C, Breaking Capacity: 15 kA
4.6 (5 Reviews)
By: Schneider Electric
₹2,179
₹4,07946% OFF
Get it by Saturday, 4 July
  • Can be Used for DC Application Upto 60V per Pole

  • Ease, Speed & Flexibility of Installation - Biconnect, Line-Load Reversible

L&T 40A C Curve 2 Pole MCB, BB20400C
By: L&T
₹1,152
₹1,56526% OFF
Get it by Saturday, 4 July
  • Trip free mechanism

  • Design based on advanced current limiting hammer trip mechanism

48 hrs Dispatch
L&T 40A C Curve 3 Pole MCB, BB30400C
By: L&T
₹1,726
₹2,36026% OFF
Get it by Saturday, 4 July
  • True contact indication for individual pole

  • Suitable for accessory fitment

L&T 40A C Curve 4 Pole MCB, BB40400C
By: L&T
₹2,172
₹2,97026% OFF
Get it by Saturday, 4 July
  • Trip free mechanism

  • Suitable for accessory fitment

Schneider Electric Acti9 xC60 40A B-Curve Single Pole MCB, A9N1P40B, Breaking Capacity: 10 kA
By: Schneider Electric
₹510
₹1,16156% OFF
Get it by Saturday, 4 July
  • Positive Contact Indication for Assurance of Disconnection

  • Higher System Performance with Optimized Cost: Cascading

Schneider Electric Acti9 xC60 40A C-Curve Single Pole MCB, A9N1P40C, Breaking Capacity: 10 kA
By: Schneider Electric
₹637
₹1,16145% OFF
Get it by Saturday, 4 July
  • Fast Trip on Overload

  • Compact 10kA Protection

Schneider Electric Easy9 40A B Curve Double Pole MCB, EZ9F21240, Breaking Capacity: 10 kA
By: Schneider Electric
₹1,262
₹1,66124% OFF
Get it by Saturday, 4 July
  • It has a Fault Tripping Indication on the Front Panel

  • Protection Against Short Circuit & A Protection of Cable Against

Schneider Electric Easy9 40A C Curve Four Pole MCB, EZ9F71440, Breaking Capacity: 10 kA
By: Schneider Electric
₹2,565
₹3,22320% OFF
Get it by Saturday, 4 July
  • Protection Against Short Circuit & A Protection of Cable Against

  • It has a Fault Tripping Indication on the Front Panel

Schneider Electric Easy9 40A C Curve Three Pole MCB, EZ9F71340, Breaking Capacity: 10 kA
By: Schneider Electric
₹1,996
₹2,64024% OFF
Get it by Saturday, 4 July
  • It has a Fault Tripping Indication on the Front Panel

  • Protection Against Short Circuit & A Protection of Cable Against

Hager 40A Double Pole C Curve h3 MCB, NCN240N, Breaking Capacity: 10 kA
By: Hager
₹1,009
₹1,31223% OFF
Get it by Saturday, 4 July
Schneider Electric Acti9 K60H 40A C-Curve Double Pole MCB, A9KF71240BQ, Breaking Capacity: 10 kA (Pack of 6)
By: Schneider Electric
₹36,661
₹41,86812% OFF
Easy EMI available
Get it by Saturday, 4 July
Deal of the Day
Gold Coast 40A 10kA C Curve Three Pole & Neutral MCB, GCTN040
By: Gold Coast
₹859
₹1,32635% OFF
Get it by Saturday, 4 July
Hager 40A Three Pole C Curve h3 MCB, NCN340N, Breaking Capacity: 10 kA (Pack of 4)
By: Hager
₹1,559
₹2,02723% OFF
Get it by Saturday, 4 July
Hager 40A Four Pole D Curve h3 MCB, NDN440N, Breaking Capacity: 10 kA (Pack of 3)
By: Hager
₹5,209
₹12,36057% OFF
Easy EMI available
Get it by Saturday, 4 July
Hager 40A Four Pole C Curve h3 MCB, NCN440N, Breaking Capacity: 10 kA (Pack of 3)
By: Hager
₹1,949
₹4,12052% OFF
Get it by Saturday, 4 July
Schneider Electric Acti9 K60H 40A C-Curve Three Pole MCB, A9KF71340BQ, Breaking Capacity: 10 kA (Pack of 4)
By: Schneider Electric
₹6,364
₹7,07310% OFF
Easy EMI available
Get it by Saturday, 4 July
Schneider Electric Acti9 K60H 40A C-Curve Single Pole MCB, A9KF71140BQ, Breaking Capacity: 10 kA (Pack of 12)
By: Schneider Electric
₹6,397
₹6,6954% OFF
Easy EMI available
Get it by Saturday, 4 July
Hager 40A Double Pole C Curve h3 MCB, NCN240N, Breaking Capacity: 10 kA (Pack of 6)
By: Hager
₹5,469
₹12,60056% OFF
Easy EMI available
Get it by Saturday, 4 July
Hager 40A Double Pole D Curve h3 MCB, NDN240N, Breaking Capacity: 10 kA
By: Hager
₹1,109
₹2,24050% OFF
Get it by Saturday, 4 July
Deal of the Day
Gold Coast 40A 10kA C Curve Three Pole MCB, GCTP040
By: Gold Coast
₹789
₹1,22135% OFF
Get it by Saturday, 4 July
Hager 40A Single Pole C Curve h3 MCB, NCN140N, Breaking Capacity: 10 kA (Pack of 12)
Hager 40A Four Pole B Curve h3 MCB, NBN440N, Breaking Capacity: 10 kA (Pack of 3)
By: Hager
₹1,819
₹2,36523% OFF
Get it by Saturday, 4 July
Hager 40A Four Pole D Curve h3 MCB, NDN440N, Breaking Capacity: 10 kA
By: Hager
₹2,049
₹4,37053% OFF
Get it by Saturday, 4 July
Hager 40A Three Pole D Curve h3 MCB, NDN340N, Breaking Capacity: 10 kA
By: Hager
₹1,399
₹1,81923% OFF
Get it by Saturday, 4 July
Hager 40A Three Pole C Curve h3 MCB, NCN340N, Breaking Capacity: 10 kA
By: Hager
₹2,779
₹3,0689% OFF
Get it by Saturday, 4 July
Hager 40A Four Pole C Curve h3 MCB, NCN440N, Breaking Capacity: 10 kA
By: Hager
₹1,939
₹2,52123% OFF
Get it by Saturday, 4 July
Deal of the Day
Gold Coast 40A 10kA C Curve Four Pole MCB, GCFP040
By: Gold Coast
₹1,009
₹1,55835% OFF
Get it by Saturday, 4 July
C&S 40A 3 Pole+N K Curve 10kA WiNtrip2 MCB, CSMBS3K40N
  • Combination Head Captive Screw

  • Large Dolly

Chint eB 40A 4.5kA C-Curve Three Pole MCB, 186506
By: Chint
Available on Request
₹759
Chint NB1-63H 40A 10kA C-Curve Four Pole MCB, 179917
By: Chint
Available on Request
₹1,779
C&S Wintrip D Type Higher Rating FP MCB CSMB4D40 40A (Pack of 4)
  • Magnetic Release Setting:(10-20)ln

  • Electrical/Mechanical Life:10,000 Cycles

C&S 40A 2 Pole C Curve 10kA WiNtrip2 MCB, CSMBS2C40
By: C&S
Available on Request
₹1,128
  • Padlocking Facility

  • Combination Head Captive Screw

C&S 40A 3 Pole+N D Curve 10kA WiNtrip2 MCB, CSMBS3D40N
  • Two Stage easy snapping device for Din Rail Mounting

  • Finger Proof Terminal

C&S Wintrip2 40A B Curve SPN MCB, CSMBS1B40N (Pack of 6)
  • Air Circulation Channel

  • Low watt loss-almost 50% of the values prescribed by IS/IEC

C&S Wintrip2 40A B Curve SP MCB, CSMBS1B40 (Pack of 12)
  • Large Terminal Screws

  • Low watt loss-almost 50% of the values prescribed by IS/IEC

C&S Wintrip 2 D Type Higher Rating SPN MCB CSMBS1D40N (Pack of 4)
  • AC MCB

  • Magnetic Release Setting:(10-20)ln

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Related MCB Articles

Genuine 40 Amp MCB at Best Price Online at Moglix


With our assorted range of top-quality 40-ampere mcb, we provide our customers with an unmatched shopping experience. You can place bulk orders and get products directly from distributors and wholesalers.


Moglix is one of the fastest developing B2B ecommerce company which deals in industrial, business and medical supplies. With delivery locations across India including cities like Delhi/NCR, Mumbai, Bangalore, Pune, Chennai, Ahmedabad, Kolkata, Jaipur, Chandigarh, Raipur and more, you get the best of brands online at wholesale prices.

Frequently Asked Questions about 40 Amp MCB

What is a 40 amp MCB used for?

A 40-amp Miniature Circuit Breaker (MCB) is typically used for protecting high-power circuits. This includes appliances like electric geysers, air conditioners, and electric ovens, ensuring safe operation by preventing overloads.

How many watts is a 40 amp MCB load capacity?

A 40-amp MCB can typically handle a load capacity of around 9600 watts. This is calculated using the formula Watts = Amps x Volts, assuming a standard voltage of 240 volts.

What is the maximum load on a 40 amp breaker?

A 40-amp Miniature Circuit Breaker (MCB) can safely handle a maximum load of approximately 9.6 kilowatts (kW) at 240 volts. This ensures your electrical system operates efficiently and prevents overloads.

Can I use a 40 amp breaker on a 6mm cable?

A 40-amp Miniature Circuit Breaker (MCB) is generally suitable for a 6mm cable, provided it's rated for the correct application. Always consult electrical codes and a qualified electrician for precise installation guidance.

What is a 40 Amp MCB?

A 40 Amp Miniature Circuit Breaker (MCB) is an electrical safety device designed to protect electrical circuits from overcurrents, specifically those exceeding 40 amperes. It automatically interrupts the flow of electricity when a fault occurs, preventing damage to appliances and wiring, and reducing the risk of fire.

Are there different types of 40 Amp MCBs?

Yes, 40 Amp MCBs come in various types (e.g., Type B, C, D, K) which differ in their tripping characteristics based on the magnitude and duration of the overcurrent. The appropriate type depends on the specific application and the expected load.