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40 Amp MCB

Showing 40 out of 358 Products
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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
  • Integrated Label Channel Holder

  • Large Dolly

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

L&T 40A Double Pole DC MCB, BJ2040DC
By: L&T
Available on Request
₹1,798
C&S Wintrip2 40A B Curve TPN MCB, CSMBS3B40N (Pack of 3)
  • Air Circulation Channel

  • Fin ger proof Terminal

HPL 6kA 40A Four Pole C Curve Rakshak MCB, RFPC6-32
By: HPL
Available on Request
₹1,310
Chint NB1-63H 40A 10kA B-Curve Single Pole MCB, 179777
Avni D-lite 40A C Curve Triple Pole Neutral MCB (Pack of 3)
By: Avni D-lite
Available on Request
₹1,549
  • Dielectric Strength: 10 kA

  • Rated Impulse Voltage: 440 V

Chint NB1-63 40A 5kA D-Curve Four Pole UL MCB, 181018
By: Chint
Available on Request
₹1,769
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
  • Ensuring Safe & Efficient Circuit Operation

  • Enhanced Protection & Reliability

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

  • Improved air channels

L&T Four Pole MCB C Curve BA40400C (Pack of 2)
By: L&T
Available on Request
₹2,285
C&S Wintrip2 40A C Curve DP MCB, CSMBS2C40
By: C&S
Available on Request
₹1,131
  • Low watt loss-almost 50% of the values prescribed by IS/IEC

  • Large Terminal Screws

ABB SB204 M-C40 40A 10kA 4 Pole MCB, 1SYS274012R0404
4.6 (10 Reviews)
By: ABB
Available on Request
₹2,379
Wipro Fianza 40A Four Pole C Curve MCB, WM40AFP
By: Wipro
Available on Request
₹2,539
  • Trip Free Mechanism

  • Pad Locking Facility

Indoasian Optipro 40A C Curve Single Pole Neutral MCB, 811152
  • Line Load Reversibility

  • Energy Limitation Class 3

Havells Euro-II 40A SPN C Curve MCB, DHMGCSNF040
By: Havells
Available on Request
₹992
  • Large Cable Terminals

  • Cooler Operation

Polycab Polyshield 40A C Curve Single Pole MCB, GMM201P007
5.0 (1 Review)
By: Polycab
Available on Request
₹331
  • Bi-Stable Din Clip Position, Air Circulation & Ease of Clamping

  • High Quality Contact Tips & Energy Saver

L&T Tripper 40A Single Pole C Curve MCB, BA10400C (Pack of 12)
L&T Tripper 40A Type C Double Pole MCB, BA20400C (Pack of 6)
L&T 15kA 40A Four Pole MCB, BB40400B
By: L&T
Available on Request
₹2,507
L&T BB30400D 40 A Three Pole Miniature Circuit Breakers
Polycab Polyshield 40A C Curve Double Pole MCB, GMM202P007
4.8 (5 Reviews)
By: Polycab
Available on Request
₹837
  • Bi-Stable Din Clip Position, Air Circulation & Ease of Clamping

  • Attractive Label Holder, Large & Dual Terminating Terminal Size

Goldmedal Atlantic 40A C Curve Double Pole Grey MCB, 04326
Devco 40A 10kA C Curve Double Pole MCB, MCB20400C
By: Devco
Available on Request
₹905
  • Safeguarding You & Your Home from Any Mishaps Due to

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

Siemens 5SL74407RC Miniature Circuit Breakers 40 A C-Curve
Siemens 5SL61406RC 40 A Single Pole MCB
By: Siemens
Available on Request
₹611
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Siemens 5SL62406RC 40 A Two Pole MCB
By: Siemens
Available on Request
₹1,255
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Siemens 5SY71408CC 40 A 5SY7 Betagard Miniature Circuit Breakers
Siemens 5SL64407RC 40 A Four Pole MCB
By: Siemens
Available on Request
₹2,422
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Siemens 5SL64406RC 40 A Four Pole MCB
By: Siemens
Available on Request
₹2,327
  • Highly effective touch protection against accidental contact . Ergonomically designed,...

Havells Euro-II 40A Three Pole C Curve MCB, DHMGCTPF040
4.8 (5 Reviews)
By: Havells
Available on Request
₹1,350
  • Large Cable Terminals

  • Safety Terminals

Havells EURO-II 40A C Curve DP MCB, DHMGCDPF040 (Pack of 6)
4.6 (5 Reviews)
By: Havells
Available on Request
₹4,910
  • 13 Plates Arc Chute for effective arc quenching

  • Low power consumption

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
  • Ease, Speed & Flexibility of Installation - Biconnect, Line-Load Reversible

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

C&S Wintrip2 40A DC Type SP MCB, CSMBS1DC (Pack of 12)
  • Large Terminal Screws

  • Integrated Labour Channel Holder

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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.