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

Electrical/Mechanical Life:30,000 Cycles
AC MCB


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

Electrical/Mechanical Life:30,000 Cycles
Magnetic Release Setting:(3-5)ln

Large Dolly
Finger Proof Terminal

Combination Head Captive Screw
Integrated Label Channel Holder

Improved air channels
Color coded on/off indication on dolly



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


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

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


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

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



Line Load Reversibility
Energy Limitation Class 3

Line Load Reversibility
Energy Limitation Class 3


Line Load Reversibility
Energy Limitation Class 3


Biconnect Terminals
Energy Limitation Class 3

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

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

Bi-Connect terminal for Cable and Bushbar
Two Stage easy snapping device for Din Rail Mounting


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

IP 20 protected terminals
Improved air channels

Air Circulation Channel
Finger Proof Terminal

Line Load Reversibility
Energy Limitation Class 3

No Line-Load bias
Low watt loss- almost 50% of the values prescribed by

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

Higher Life with Use of Heavy Duty Contacts
True Contact Indication for Enhanced Safety



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What is a Four Pole MCB?
A Four Pole Miniature Circuit Breaker (MCB) is an electrical safety device that protects a circuit from overcurrents, whether caused by overload or short circuit. It has four poles, meaning it can disconnect all three phases and the neutral conductor simultaneously.
When is a Four Pole MCB typically used?
Four Pole MCBs are commonly used in three-phase electrical systems, particularly where the neutral conductor needs to be protected or switched along with the phase conductors. This is often seen in industrial settings, motor control circuits, and installations with specific earthing requirements.
What is the main advantage of using a Four Pole MCB over a Three Pole MCB?
The primary advantage is the ability to disconnect both the phase conductors and the neutral simultaneously. This ensures complete isolation of the circuit, which is crucial for safety during maintenance or in fault conditions, especially in systems where the neutral conductor carries current or is essential for proper operation.
How does a Four Pole MCB protect against overcurrents?
Like other MCBs, a Four Pole MCB uses thermal and magnetic mechanisms. The thermal element (bimetallic strip) reacts to sustained overloads by bending and tripping the breaker. The magnetic element reacts instantly to high short-circuit currents, causing rapid tripping and disconnection of all four poles.
Are Four Pole MCBs suitable for all electrical installations?
Four Pole MCBs are specifically designed for three-phase systems where neutral switching is required. They are not typically used in single-phase residential installations, which usually employ single or double pole MCBs.
| Latest Models | Price | Discount |
|---|---|---|
| Chint NB1-63H 32A 10kA D-Curve Four Pole MCB, 179929 | ₹1,839 | - |
| C&S Wintrip 2 C Type Higher Rating FP MCB CSMBS4C63 (Pack of 4) | ₹9,543 | 25% OFF |
| C&S Wintrip 2 C Type FP MCB CSMBS4C32 (Pack of 4) | ₹6,731 | 25% OFF |
| Chint NB1-63DC 1A 6kA C-Curve Four Pole MCB, 182727 | ₹2,199 | - |
| C&S Wintrip C Type Higher Rating FP MCB CSMB4C80 80A (Pack of 4) | ₹36,998 | - |
| C&S Wintrip B Type FP MCB CSMB4B25 25A (Pack of 4) | ₹7,177 | - |
| C&S 1A 4 Pole D Curve 10kA WiNtrip2 MCB, CSMBS4D1 | ₹2,197 | 25% OFF |
| C&S 40A 4 Pole K Curve 10kA WiNtrip2 MCB, CSMBS4K40 | ₹2,623 | 25% OFF |
| Legrand DX³ 2A C-Curve Four Pole MCB, 4086 87, Breaking Capacity: 10 kA | ₹2,846 | 6% OFF |
| Hager 63A Four Pole C Curve h3 MCB, NCN463N, Breaking Capacity: 10 kA | ₹1,949 | 52% OFF |