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40 Amp MCB

Showing 40 out of 358 Products
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C&S 40A 1 Pole+N B Curve 10kA WiNtrip2 MCB, CSMBS1B40N
  • Integrated Label Channel Holder

  • Bi-Connect terminal for Cable and Bushbar

C&S Wintrip B Type Higher Rating SP MCB CSMB1B40 40A (Pack of 6)
  • Electrical/Mechanical Life:10,000 Cycles

  • Magnetic Release Setting:(3-5)ln

HPL 10kA 40A Three Pole D Curve Techno N MCB, NTTPD6-32
HPL 6kA 40A Double Pole C Curve Rakshak MCB, RDPC6-32
C&S Wintrip D Type Higher Rating SPN MCB CSMB1D40N 40A (Pack of 4)
  • Magnetic Release Setting:(10-20)ln

  • Electrical/Mechanical Life:10,000 Cycles

Chint eBG 40A 6kA C-Curve Three Pole Non-RoHS MCB, 187331
Chint eB 40A 4.5kA C-Curve Double Pole MCB, 186470
By: Chint
Available on Request
₹539
C&S Wintrip 2 C Type Higher Rating TP MCB CSMBS3C40 (Pack of 4)
  • AC MCB

  • Electrical/Mechanical Life:10,000 Cycles

Chint NB1-63 40A 5kA D-Curve Single Pole UL MCB, 180979
C&S 40A 4 Pole K Curve 10kA WiNtrip2 MCB, CSMBS4K40
By: C&S
Available on Request
₹2,623
  • Large Dolly

  • Air Circulation Channel

Chint NB1-63H 40A 10kA D-Curve Double Pole MCB, 179847
Chint NB1-63 40A 5kA B-Curve Three Pole UL MCB, 181059
By: Chint
Available on Request
₹1,249
HPL 10kA 40A Double Pole B Curve Techno N MCB, NTDPB6-32
Chint eBG 40A 6kA C-Curve Three Pole RoHS MCB, 187523
ABB 40A C Curve SP MCB, SH201M-C 40NA (Pack of 6)
By: ABB
Available on Request
₹3,148
  • IP20-finger safety

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

Chint NB1-63 40A 5kA C-Curve Three Pole UL MCB, 180207
By: Chint
Available on Request
₹1,359
HPL 10kA 40A Four Pole D Curve Techno N MCB, NTFPD6-32
Chint NB1-63 40A 5kA C-Curve Single Pole UL MCB, 180270
C&S 40A 2 Pole D Curve 10kA WiNtrip2 MCB, CSMBS2D40
By: C&S
Available on Request
₹1,310
  • Padlocking Facility

  • Bi-Connect terminal for Cable and Bushbar

B-Five Bsf 40A Four Pole MCB, Bsf-411
By: B-Five
Available on Request
₹782
Avni D-lite 40A C Curve Triple Pole Neutral MCB
By: Avni D-lite
Available on Request
₹549
  • Trip Current: 7-10 times of Input Current

  • Dielectric Strength: 10 kA

Avni D-lite 40A C Curve Single Pole MCB (Pack of 12)
By: Avni D-lite
Available on Request
₹1,248
  • Rated Impulse Voltage: 440 V

  • Shunt Trip: Bimetal

Cona Smyle 40A Polycarbonate Three Pole B Curve MCB (Pack of 4)
ABB 40A C Curve TPN MCB, SH203M-C 40 (Pack of 3)
By: ABB
Available on Request
₹6,772
  • IP20-finger safety

  • Scratch and solvent resistant body

Schneider Electric Easy-9 40A 10kA Double Pole C Curve MCB, EZ9F71240
By: Schneider Electric
Available on Request
₹1,309
  • C Curve for Home Appliances

  • High 10kA Breaking Capacity

Schneider Electric Easy-9 40A 10kA Four Pole B Curve MCB, EZ9F21440
By: Schneider Electric
Available on Request
₹2,579
  • B-curve for Household Appliances

  • Four-pole Safety Circuit Breaker

Schneider Electric Acti9 xC60 40A B-Curve Double Pole MCB, A9N2P40B, Breaking Capacity: 10 kA
  • Ease, Speed & Flexibility of Installation Biconnect, Line-Load Reversible

  • Positive Contact Indication for Assurance of Disconnection

Goldmedal Allessio 2M 40A Double Pole MCB, 02326GR
By: Goldmedal
Available on Request
₹488
  • High Speed & High Breaking Capacity Mechanism

  • Longer Electrical Life

Havells X7 40A Single Pole C Curve MCB, DHMYCSPM040
By: Havells
Available on Request
₹379
RC Bentex 40A Series B Curve SPN MCB, Capacity: 240/415 V AC
  • Available in B&C Curves

  • Low Watt-Loss as per values prescribed by IS/IEC 60898

HPL 10kA 40A Single Pole C Curve Techno N MCB, NTSPC6-32
Havells Reo 40A Double Pole C-Curve MCB, DHMXCDPZ040, Breaking Capacity: 6 kA
  • Ease of Installation

  • Superior Air Circulation & Hammer Trip Mechanism

L&T 40A C Curve 2 Pole MCB, BB20400C (Pack of 6)
By: L&T
Available on Request
₹9,371
  • Suitable for accessory fitment

  • True contact indication for individual pole

L&T 40A C Curve Single Pole MCB, BB10400C (Pack of 12)
  • No Line-Load bias

  • Design based on advanced current limiting hammer trip mechanism

L&T BB20400C 40 A Double Pole Miniature Circuit Breakers
L&T 15kA 40A Three Pole MCB, BB30400B
By: L&T
Available on Request
₹2,033
L&T 15kA 40A Four Pole MCB, BB40400D
By: L&T
Available on Request
₹2,763

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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.