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True contact indication for individual pole
Label holder facility for all configurations

True contact indication for individual pole
Design based on advanced current limiting hammer trip mechanism






AC MCB
Electrical/Mechanical Life:10,000 Cycles


Dielectric Strength: 10 kA
Trip Current: 7-10 times of Input Current


Low watt loss-almost 50% of the values prescribed by IS/IEC
Scratch and solvent resistant body

Air Vent Provision for Strategic Air Circulation Around Individual Poles
Silver Contact Point for Long Durability & Finger Touch Proof


Magnetic Release Setting:(5-10)ln
Electrical/Mechanical Life:10,000 Cycles

Magnetic Release Setting:(10-20)ln
Electrical/Mechanical Life:10,000 Cycles



AC MCB
Magnetic Release Setting:(3-5)ln

Magnetic Release Setting:(10-20)ln
Electrical/Mechanical Life:10,000 Cycles

Magnetic Release Setting:(10-20)ln
Electrical/Mechanical Life:10,000 Cycles

Combination Head Captive Screw
Finger Proof Terminal

Combination Head Captive Screw
Two Stage easy snapping device for Din Rail Mounting

Integrated Labour Channel Holder
Air Circulation Channel

Bi-Connect terminal for Cable and Bushbar
Combination Head Captive Screw


Trip Current: 7-10 times of Input Current
Shunt Trip: Bimetal





25 mm² cage terminals
Scratch and solvent resistant body


Rated Impulse Voltage: 440 V
Dielectric Strength: 10 kA




Four-pole Configuration Allows for Complete Protection of Three-phase Systems with
Rated for 63 Amp Current, Providing Reliable Overcurrent Protection for

Safeguarding You & Your Home from Any Mishaps Due to
Used to Control, Master & Regulate the Electrical Power Systems

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What is a 63 Amp MCB?
A 63 Amp Miniature Circuit Breaker (MCB) is an electrical safety device designed to protect electrical circuits from damage caused by overcurrent or short circuits. It automatically interrupts the flow of electricity when the current exceeds a safe level of 63 amps.
What type of circuits is a 63 Amp MCB typically used for?
A 63 Amp MCB is generally used for higher-load circuits, such as those powering main distribution boards, electric ovens, large air conditioning units, or industrial machinery, where a significant amount of current is required.
How does a 63 Amp MCB protect against overloads and short circuits?
It uses a combination of thermal and magnetic mechanisms. A bimetallic strip heats up and bends due to sustained overcurrent (thermal protection), while an electromagnet reacts instantly to very high currents during a short circuit (magnetic protection), tripping the breaker.
What are the advantages of using a 63 Amp MCB?
Advantages include reliable protection against electrical faults, ease of resetting after a trip (unlike fuses), and enhanced safety by preventing overheating and potential fires. They also provide a clear indication of a tripped circuit.
Is a 63 Amp MCB suitable for domestic use?
While a 63 Amp MCB can be used in domestic settings, its typically for high-demand circuits, such as the main incomer to a consumer unit or dedicated circuits for high-power appliances. Standard lighting and socket circuits usually require lower-rated MCBs.
| Latest Models | Price | Discount |
|---|---|---|
| L&T 63A C Curve 4 Pole MCB, BB40630C (Pack of 3) | ₹2,178 | 26% OFF |
| L&T 63A C Curve Single Pole MCB, BB10630C (Pack of 12) | ₹540 | 20% OFF |
| L&T BB30630C 63 A Three Pole Miniature Circuit Breakers | ₹1,731 | 26% OFF |
| L&T 15kA 63A Double Pole MCB, BB20630D | ₹1,287 | 21% OFF |
| L&T BB20630C 63 A Double Pole Miniature Circuit Breakers | ₹1,231 | 24% OFF |
| Siemens Betagard 63A Double Pole D Curve MCB, 5SL72638RC, Breaking Capacity: 15 kA | ₹2,118 | 28% OFF |
| Chint NB1-63H 63A 10kA C-Curve Three Pole MCB, 179878 | ₹1,389 | - |
| C&S Wintrip 2 C Type Higher Rating TP MCB CSMBS3C63 (Pack of 4) | ₹7,483 | 24% OFF |
| Hager 63A Single Pole D Curve h3 MCB, NDN163N, Breaking Capacity: 10 kA | ₹929 | 2% OFF |
| Avni D-lite 63A C Curve Triple Pole Neutral MCB | ₹748 | 19% OFF |