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Highly effective touch protection against accidental contact . Ergonomically designed,...

Line Load Reversibility
Energy Limitation Class 3

Unique square terminal design
Very low watt loss

MCB with patented unique SLR feature
20000 operations on rated load








Energy Limitation Class 3
Line Load Reversibility

Energy Limitation Class 3
Line Load Reversibility

IP20-finger safety
25 mm² cage terminals

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

Padlocking Facility
Bi-Connect terminal for Cable and Bushbar

High Quality Fire Retardant Material
Innovatively Designed Breathing Channels Between Poles Ensure Cooler Operation

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

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

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






Line Load Reversibility
Biconnect Terminals

Highly effective touch protection against accidental contact . Ergonomically designed,...




With extended terminals and mounting brackets

Ease of Clamping, Breaking Capacity, Energy Limiting Class 3 &
Flame Retardant Body for Extra Strength & Insulation

Precise hammer action
Integrated Labour Channel Holder

63 Amp Current Rating for Reliable Circuit Protection
10kA Breaking Capacity for Effective Interruption of High Fault Currents

Four-pole Configuration Allows for Complete Protection of Three-phase Systems with
10kA Short-circuit Breaking Capacity Ensures High Fault Protection in Demanding


Air Circulation Channel
Padlocking Facility

Rated Impulse Voltage: 440 V
Dielectric Strength: 10 kA

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

Padlocking Facility
Large Terminal Screws
Hang on, Loading More
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 |
|---|---|---|
| Siemens 5SL63636RC 63 A Three Pole MCB | ₹2,102 | 25% OFF |
| Indoasian Optipro 63A D Curve 3 Pole MCB, 811321, Breaking Capacity: 10 kA | ₹2,067 | - |
| Siemens Betagard 63A Single Pole C Curve MCB, 5SL61637RC, Breaking Capacity: 7.5 kA | ₹710 | 20% OFF |
| Siemens Betagard 63A Four Pole C Curve MCB, 5SL64637RC, Breaking Capacity: 7.5 kA | ₹2,801 | 26% OFF |
| L&T 15kA 63A Three Pole MCB, BB30630B | ₹2,025 | 39% OFF |
| L&T 15kA 63A Four Pole MCB, BB40630B | ₹2,512 | 40% OFF |
| L&T 15kA 63A Three Pole MCB, BB30630C | ₹1,592 | 28% OFF |
| L&T 15kA 63A Four Pole MCB, BB40630D | ₹2,755 | 40% OFF |
| Indoasian 63 A Single Pole B Curve Optipro Miniature Circuit Breaker | ₹743 | 1% OFF |
| Hager 63A Four Pole D Curve h3 MCB, NDN463N, Breaking Capacity: 10 kA (Pack of 3) | ₹1,989 | 23% OFF |