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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
  • Combination Head Captive Screw

  • Bi-Connect terminal for Cable and Bushbar

C&S Wintrip B Type Higher Rating SP MCB CSMB1B40 40A (Pack of 6)
  • Magnetic Release Setting:(3-5)ln

  • Electrical/Mechanical Life:10,000 Cycles

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)
  • Electrical/Mechanical Life:10,000 Cycles

  • Magnetic Release Setting:(10-20)ln

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)
  • Electrical/Mechanical Life:10,000 Cycles

  • Magnetic Release Setting:(5-10)ln

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
  • Finger Proof Terminal

  • Two Stage easy snapping device for Din Rail Mounting

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
  • 25 mm² cage terminals

  • IP20-finger safety

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
RC Bentex 40A Series B Curve SPN MCB, Capacity: 240/415 V AC
  • Design Based on advanced current limiting hammer trip mechanism

  • Trip Free Mechanism

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

  • High 10kA Breaking Capacity

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

Schneider Electric Easy-9 40A 10kA Four Pole B Curve MCB, EZ9F21440
By: Schneider Electric
Available on Request
₹2,579
  • 10kA High Breaking Capacity

  • Four-pole Safety Circuit Breaker

L&T 40A Single Pole DC MCB, BJ1040DC
By: L&T
Available on Request
₹929
C&S 40A 2 Pole D Curve 10kA WiNtrip2 MCB, CSMBS2D40
By: C&S
Available on Request
₹1,310
  • Integrated Label Channel Holder

  • 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
  • Shunt Trip: Bimetal

  • Rated Impulse Voltage: 440 V

Avni D-lite 40A C Curve Single Pole MCB (Pack of 12)
By: Avni D-lite
Available on Request
₹1,248
  • Dielectric Strength: 10 kA

  • 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
  • 25 mm² cage terminals

  • Scratch and solvent resistant body

Havells Euro-II 40A Single Pole C Curve MCB, DHMGCSPF040
  • Cooler Operation

  • Every device is provided with a dual position DIN rail

L&T 40A C Curve Single Pole MCB, BB10400C (Pack of 12)
  • True contact indication for individual pole

  • Suitable for accessory fitment

L&T 40A C Curve 2 Pole MCB, BB20400C (Pack of 6)
By: L&T
Available on Request
₹9,368
  • Design based on advanced current limiting hammer trip mechanism

  • Low watt loss almost 50% of the values prescribed by

ABB SB203 M-D40 40A 10kA Triple Pole MCB, 1SYS273012R0401
Devco 40A 10kA C Curve Four Pole MCB, MCB40400C
By: Devco
Available on Request
₹1,745
  • Used to Control, Master & Regulate the Electrical Power Systems

  • Safeguarding You & Your Home from Any Mishaps Due to

Polycab Polyshield 40A C Curve Triple Pole MCB, GMM203P007
  • High Quality Contact Tips & Energy Saver

  • Attractive Label Holder, Large & Dual Terminating Terminal Size

Siemens 5SL43407RC 40 A Three Pole MCB
By: Siemens
Available on Request
₹2,461
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Siemens 5SL61407RC 40 A Single Pole MCB
By: Siemens
Available on Request
₹612
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

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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.