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40 Amp MCB

Showing 40 out of 358 Products
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Avni D-lite 40A C Curve 4 Pole MCB (Pack of 3)
By: Avni D-lite
Available on Request
₹1,648
  • Rated Impulse Voltage: 440 V

  • Dielectric Strength: 10 kA

Avni D-lite 40A C Curve 3 Pole MCB (Pack of 4)
By: Avni D-lite
Available on Request
₹1,447
  • Dielectric Strength: 10 kA

  • Shunt Trip: Bimetal

C&S Wintrip 2 D Type Higher Rating SPN MCB CSMBS1D40N (Pack of 4)
  • Electrical/Mechanical Life:10,000 Cycles

  • AC MCB

C&S Wintrip C Type Higher Rating TP MCB CSMB3C40 40A (Pack of 4)
  • Magnetic Release Setting:(5-10)ln

  • Electrical/Mechanical Life:10,000 Cycles

C&S Wintrip C Type Higher Rating SPN MCB CSMB1C40N 40A (Pack of 4)
  • Electrical/Mechanical Life:10,000 Cycles

  • Magnetic Release Setting:(5-10)ln

C&S 40A 3 Pole K Curve 10kA WiNtrip2 MCB, CSMBS3K40
By: C&S
Available on Request
₹2,018
  • Large Terminal Screws

  • Large Dolly

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

  • Large Terminal Screws

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

  • Padlocking Facility

C&S 40A 1 Pole B Curve 10kA WiNtrip2 MCB, CSMBS1B40
  • Air Circulation Channel

  • Two Stage easy snapping device for Din Rail Mounting

Chint NB1-63DC 40A 10kA C-Curve Double Pole UL MCB, 181163
C&S 40A 3 Pole C Curve 10kA WiNtrip2 MCB, CSMBS3C40
By: C&S
Available on Request
₹1,771
ABB SB202 M-D40 40A 10kA Double Pole MCB, 1SYS272012R0401
ABB 40A C Curve TP MCB, SH203M-C 40 (Pack of 4)
By: ABB
Available on Request
₹7,148
  • 25 mm² cage terminals

  • Scratch and solvent resistant body

Chint NB1-63H 40A 10kA C-Curve Three Pole MCB, 179875
By: Chint
Available on Request
₹1,269
HPL 6kA 40A Double Pole B Curve Rakshak MCB, RDPB6-32
C&S Wintrip 2 B Type Higher Rating TPN MCB CSMBS3B40N (Pack of 4)
  • Magnetic Release Setting:(3-5)ln

  • Electrical/Mechanical Life:10,000 Cycles

C&S 40A 1 Pole+N K Curve 10kA WiNtrip2 MCB, CSMBS1K40N
  • Two Stage easy snapping device for Din Rail Mounting

  • Large Dolly

HPL 10kA 40A Three & Neutral Pole C Curve Techno N MCB, NTTPNC6-32
Chint NB1-63H 40A 10kA C-Curve Single Pole MCB, 179791
C&S Wintrip2 40A C Curve TP MCB, CSMBS3C40
By: C&S
Available on Request
₹1,771
  • Low watt loss-almost 50% of the values prescribed by IS/IEC

  • Padlocking Facility

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

  • Air Circulation Channel

C&S 40A 1 Pole D Curve 10kA WiNtrip2 MCB, CSMBS1D40
  • Integrated Label Channel Holder

  • Two Stage easy snapping device for Din Rail Mounting

L&T 40A C Curve Single Pole MCB, BB10400C
By: L&T
Available on Request
₹710
  • True contact indication for individual pole

  • Design based on advanced current limiting hammer trip mechanism

Chint NB1-63 40A 5kA D-Curve Three Pole UL MCB, 181005
By: Chint
Available on Request
₹1,449
HPL 10kA 40A Four Pole Curve Techno Changeover Switch MCB, TCOFP25
C&S Wintrip2 40A C Curve SP MCB, CSMBS1C40 (Pack of 12)
  • Integrated Labour Channel Holder

  • Large Terminal Screws

Cona Smyle 40A Polycarbonate Double Pole B Curve MCB (Pack of 6)
HPL 6kA 40A Three & Neutral Pole C Curve Rakshak MCB, RTPC6-32
Cona Smyle 40A Polycarbonate Four Pole B Curve MCB (Pack of 3)
HPL 10kA 40A Single Pole D Curve Techno N MCB, NTSPD6-32
Chint eB 40A 4.5kA C-Curve Three Pole MCB, 186506
By: Chint
Available on Request
₹759
Selvo 40A C Curve Three Pole Neutral MCB, GSELTPN12039
By: Selvo
Available on Request
₹1,021
  • Large & Dual Terminating Terminal Size

  • Ease of Clamping, Breaking Capacity, Energy Limiting Class 3 &

C&S Wintrip2 40A B Curve DP MCB, CSMBS2B40 (Pack of 6)
  • Padlocking Facility

  • Large Terminal Screws

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

  • Trip free mechanism

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,...

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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.