6A MCB Single Pole B Curve 6kA (NB1-63B1P06)
The Chint NB1-63B1P06 6A 1 Pole B Curve 6kA MCB is a reliable miniature circuit breaker designed to protect electrical circuits in domestic and light commercial installations. It provides essential protection against overloads and short circuits, helping to reduce the risk of electrical damage and fire hazards in everyday environments.
This single pole MCB is rated at 6 amps and features a Type B tripping curve, making it ideal for circuits with low inrush currents such as lighting, socket outlets and general power applications. When a fault is detected, the breaker disconnects the supply quickly to protect connected wiring and equipment.
With a 6kA breaking capacity, the NB1-63B1P06 can safely interrupt high fault currents, ensuring dependable performance in standard UK electrical systems. It is suitable for use on 230/400V AC networks and operates at 50/60Hz, making it compatible with most residential and commercial installations.
The compact single module design allows it to fit neatly onto standard DIN rails, saving space inside consumer units and distribution boards. This makes it a practical choice for new installations, upgrades or replacement projects where space is limited.
Manufactured by Chint, a trusted global electrical brand, this MCB is built using durable thermoplastic materials for long-term reliability. The sturdy housing protects the internal components, while the clear on and off indicator makes it easy to check circuit status at a glance.
Installation is straightforward thanks to secure screw terminals that hold conductors firmly in place. When installed by a qualified electrician, the NB1-63B1P06 helps ensure safe and compliant circuit protection across a wide range of applications.
Whether you are upgrading a consumer unit, protecting a lighting circuit or fitting out a small commercial property, this 6A MCB offers dependable protection at excellent value.
Tracked Delivery (Currently 1-3 business days):
- Free over £150.
- £5.99 for orders under £150.
- £5.99 for orders under £50.
Next Business Day Delivery:
- £15 Flat Rate.
Collection:
- Free to collect from our warehouse.
Pre-Order:
- 5-10 Business Days delivery unless otherwise stated.

