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40 Amp MCB

Showing 40 out of 358 Products
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L&T 40A C Curve Single Pole MCB, BB10400C
By: L&T
Available on Request
₹710
  • Low watt loss almost 50% of the values prescribed by

  • No Line-Load bias

Havells EURO-II 40A C Curve SP MCB, DHMGCSPF040 (Pack of 12)
4.6 (5 Reviews)
By: Havells
Available on Request
₹4,878
  • Low watt loss-almost 50% of the values prescribed by IS/IEC

  • Padlocking Facility

Havells EURO-II 40A C Curve FP MCB, DHMGCFPF040 (Pack of 3)
4.6 (5 Reviews)
By: Havells
Available on Request
₹4,570
  • Cooler Operation

  • Air Circulation Channel

Anchor UNO 40A C Type TP MCB, 98031
By: Anchor
Available on Request
₹971
Anchor UNO 40A C Type FP MCB, 98047
By: Anchor
Available on Request
₹1,293
Selvo 40A C Curve Three Pole Neutral MCB, GSELTPN12039
By: Selvo
Available on Request
₹1,021
  • Excellent Quality Material, Air Circulation Grooves, Positive Contact Position Indication,

  • Large & Dual Terminating Terminal Size

Devco 40A 10kA C Curve Single Pole MCB, MCB10400C
By: Devco
Available on Request
₹412
  • Used to Control, Master & Regulate the Electrical Power Systems

  • Safeguarding You & Your Home from Any Mishaps Due to

Siemens 5SY73408CC 40 A 5SY7 Betagard Miniature Circuit Breakers
Siemens 5SL63406RC 40 A Three Pole MCB
By: Siemens
Available on Request
₹1,870
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Siemens 5SY52407CC 40 A Betagard Miniature Circuit Breakers
C&S Wintrip2 40A B Curve DP MCB, CSMBS2B40 (Pack of 6)
  • Padlocking Facility

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

Siemens 5SL72407RC Miniature Circuit Breakers 40 A C-Curve
Siemens 5SL44407RC 40 A Four Pole MCB
By: Siemens
Available on Request
₹3,069
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Indoasian Optipro 40A D Curve 4 Pole MCB, 811357, Breaking Capacity: 10 kA
  • Biconnect Terminals

  • Energy Limitation Class 3

L&T Tripper 40A C-Curve Single Pole MCB, BA10400C
  • Higher Life with Use of Heavy Duty Contacts

  • Innovatively Designed Breathing Channels Between Poles Ensure Cooler Operation

L&T 15kA 40A Three Pole MCB, BB30400D
By: L&T
Available on Request
₹2,129
L&T 15kA 40A Double Pole MCB, BB20400D
By: L&T
Available on Request
₹1,689
L&T BB30400C 40 A Three Pole Miniature Circuit Breakers
L&T 15kA 40A Double Pole MCB, BB20400B
By: L&T
Available on Request
₹1,369
Wipro Fianza 40A Four Pole C Curve MCB, WM40AFP
By: Wipro
Available on Request
₹2,539
  • Low Power Consumption

  • Pad Locking Facility

C&S Wintrip 2 C Type Higher Rating TPN MCB CSMBS3C40N (Pack of 4)
  • Magnetic Release Setting:(5-10)ln

  • AC MCB

C&S Wintrip D Type Higher Rating TPN MCB CSMB3D40N 40A (Pack of 4)
  • Electrical/Mechanical Life:10,000 Cycles

  • Magnetic Release Setting:(10-20)ln

C&S 40A 1 Pole+N C Curve 10kA WiNtrip2 MCB, CSMBS1C40N
  • Padlocking Facility

  • Two Stage easy snapping device for Din Rail Mounting

C&S Wintrip C Type Higher Rating FP MCB CSMB4C40 40A (Pack of 4)
  • Magnetic Release Setting:(5-10)ln

  • Electrical/Mechanical Life:10,000 Cycles

Avni D-lite 40A C Curve 2 Pole MCB (Pack of 6)
By: Avni D-lite
Available on Request
₹1,447
  • Shunt Trip: Bimetal

  • Trip Current: 7-10 times of Input Current

C&S Wintrip2 40A C Curve DP MCB, CSMBS2C40 (Pack of 6)
  • Padlocking Facility

  • Integrated Labour Channel Holder

Chint NB1-63H 40A 10kA D-Curve Single Pole MCB, 179805
Chint NB1-63 40A 5kA C-Curve Double Pole UL MCB, 180194
C&S Wintrip 2 D Type Higher Rating TPN MCB CSMBS3D40N (Pack of 4)
  • Electrical/Mechanical Life:10,000 Cycles

  • AC MCB

C&S Wintrip 2 DC Type Higher Rating SP MCB CSMBS1DC40 (Pack of 4)
5.0 (1 Review)
By: C&S
Available on Request
₹2,771
  • DC MCB

HPL 6kA 40A Four Pole C Curve Rakshak MCB, RFPC50-63
ABB SB201 M-D40 40A 10kA Single Pole MCB, 1SYS271012R0401
C&S 40A 3 Pole+N B Curve 10kA WiNtrip2 MCB, CSMBS3B40N
  • Finger Proof Terminal

  • Large Terminal Screws

C&S Wintrip D Type Higher Rating TP MCB CSMB3D40 40A (Pack of 4)
  • Magnetic Release Setting:(10-20)ln

  • Electrical/Mechanical Life:10,000 Cycles

Chint NB1-63 40A 5kA D-Curve Double Pole UL MCB, 180992
C&S Wintrip2 40A C Curve DP MCB, CSMBS2C40
By: C&S
Available on Request
₹1,131
  • Fin ger proof Terminal

  • Integrated Labour Channel Holder

ABB SB204 M-C40 40A 10kA 4 Pole MCB, 1SYS274012R0404
4.6 (10 Reviews)
By: ABB
Available on Request
₹2,379
C&S Wintrip 2 D Type Higher Rating FP MCB CSMBS4D40 (Pack of 4)
  • AC MCB

  • Magnetic Release Setting:(10-20)ln

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Related MCB Articles

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.