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40 Amp MCB

Showing 40 out of 358 Products
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C&S Wintrip2 40A C Curve DP MCB, CSMBS2C40
By: C&S
Available on Request
₹1,131
  • Air Circulation Channel

  • 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 B Type Higher Rating TP MCB CSMB3B40 40A (Pack of 4)
  • Electrical/Mechanical Life:10,000 Cycles

  • Magnetic Release Setting:(3-5)ln

Chint NB1-63DC 40A 6kA C-Curve Four Pole MCB, 182738
By: Chint
Available on Request
₹2,259
B-Five Bsf 40A Triple Pole Neutral MCB, Bsf-417
By: B-Five
Available on Request
₹736
C&S Wintrip 2 D Type Higher Rating FP MCB CSMBS4D40 (Pack of 4)
  • Electrical/Mechanical Life:10,000 Cycles

  • AC MCB

Chint NB1-63H 40A 10kA B-Curve Three Pole MCB, 179861
By: Chint
Available on Request
₹1,199
C&S Wintrip D Type Higher Rating DP MCB CSMB2D40 40A (Pack of 4)
  • Magnetic Release Setting:(10-20)ln

  • Electrical/Mechanical Life:10,000 Cycles

C&S Wintrip 2 D Type Higher Rating TPN MCB CSMBS3D40N (Pack of 4)
  • AC MCB

  • Magnetic Release Setting:(10-20)ln

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
ABB SB201 M-D40 40A 10kA Single Pole MCB, 1SYS271012R0401
C&S 40A 3 Pole+N B Curve 10kA WiNtrip2 MCB, CSMBS3B40N
  • Combination Head Captive Screw

  • Padlocking Facility

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

Schneider Electric Acti9 xC60 40A B-Curve Three Pole MCB, A9N3P40B, Breaking Capacity: 15 kA
4.6 (5 Reviews)
By: Schneider Electric
Available on Request
₹2,980
  • Higher Installation Life: Energy Limitation Class 3, Fast Closure Mechanism

  • Can be Used for DC Application Upto 60V per Pole

Legrand 40A DX³ Single Pole C Curve MCBs for AC Applications, 4085 96, (Pack of 10)
  • Biconnect lower terminals

  • DC-80 V per pole-1 kA

Siemens 5SL74407RC Miniature Circuit Breakers 40 A C-Curve
Siemens 5SL61406RC 40 A Single Pole MCB
By: Siemens
Available on Request
₹610
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Siemens 5SL64407RC 40 A Four Pole MCB
By: Siemens
Available on Request
₹2,423
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Siemens 5SY71408CC 40 A 5SY7 Betagard Miniature Circuit Breakers
Siemens 5SL64406RC 40 A Four Pole MCB
By: Siemens
Available on Request
₹2,328
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Indoasian Optipro 40A C Curve Single Pole Neutral MCB, 811152
  • Energy Limitation Class 3

  • Line Load Reversibility

L&T 40A Double Pole DC MCB, BJ2040DC
By: L&T
Available on Request
₹1,798
Goldmedal Atlantic 40A C Curve Double Pole Grey MCB, 04326
Siemens 5SL62406RC 40 A Two Pole MCB
By: Siemens
Available on Request
₹1,257
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

HPL 6kA 40A Four Pole C Curve Rakshak MCB, RFPC50-63
Sturlite Titan Shield 40A Polycarbonate Double Pole C Curve MCB, Breaking Capacity: 10 kA
  • Enhanced Protection & Reliability

  • Ensuring Safe & Efficient Circuit Operation

Devco 40A 10kA C Curve Double Pole MCB, MCB20400C
By: Devco
Available on Request
₹904
  • Safeguarding You & Your Home from Any Mishaps Due to

  • Used to Control, Master & Regulate the Electrical Power Systems

L&T Tripper 40A Type C Double Pole MCB, BA20400C (Pack of 6)
L&T Tripper 40A Single Pole C Curve MCB, BA10400C (Pack of 12)
L&T Four Pole MCB C Curve BA40400C (Pack of 2)
By: L&T
Available on Request
₹2,287
L&T BB30400D 40 A Three Pole Miniature Circuit Breakers
L&T 15kA 40A Four Pole MCB, BB40400B
By: L&T
Available on Request
₹2,509
Polycab Polyshield 40A C Curve Single Pole MCB, GMM201P007
5.0 (1 Review)
By: Polycab
Available on Request
₹330
  • Positive Contact Position Indication

  • High Quality Contact Tips & Energy Saver

Havells Euro-II 40A SPN C Curve MCB, DHMGCSNF040
By: Havells
Available on Request
₹993
  • Large Cable Terminals

  • Safety Terminals

Polycab Polyshield 40A C Curve Double Pole MCB, GMM202P007
4.8 (5 Reviews)
By: Polycab
Available on Request
₹838
  • High Quality Contact Tips & Energy Saver

  • Enhanced Safely, Energy Limiting Class-3 & Aesthetically Designed with Safety

Chint Solar NB1-63DC 40A C Curve Double Pole MCB
By: Chint
Available on Request
₹989
Chint NB1-63DC 40A 10kA B-Curve Single Pole UL MCB, 181207

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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.