Fast Delivery
Expert Support

CHINT 20A 2-Pole B-Curve A-Type RCBO (NB310L-2P-B20)

The CHINT NB310L-2P-B20 is a high-performance, 2-pole RCBO designed to provide integrated overcurrent and residual current protection.

Rated at 20A with a B-curve trip characteristic, this A-type device is an essential component for modern electrical installations requiring reliable safety and a compact footprint.

Dual-Action Protection: Combines overcurrent and earth-leakage protection in one device to safeguard both your wiring and your family. Modern Sensitivity: The A-type rating means it is designed to handle the complex electrical loads of modern household electronics. Space-Saving Design: Its 2-module profile fits efficiently into your consumer unit, allowing for more versatile board configurations. Optimized for Domestic Use: The B-curve trip characteristic is perfectly suited for standard home circuits, providing reliable tripping when it matters most. Trusted Quality: Part of the CHINT Shield range, backed by technical support and compliant with rigorous industry standards.
£49.54
or pay interest-free installments
Klarna
PayPal
Add to Wishlist
SKU: NB310L-2P-B20
AVAILABLE IN 7-10 DAYS
Product Details

Upgrade your circuit safety with the professional-grade CHINT Shield NB310L-2P-B20 RCBO. This 2-pole device is a critical safety component that combines the functions of a miniature circuit breaker (MCB) and a residual current device (RCD) into a single, efficient unit.

Specifically engineered for the NB310L Series, this 20A RCBO features a B-curve characteristic, making it ideal for domestic and light commercial applications where switching surges are low. Its A-type sensitivity ensures it can effectively detect both AC and pulsating DC residual currents, providing enhanced protection for modern electronics and appliances.

Designed with the installer in mind, its 2-module width allows for easy integration into standard distribution boards while maintaining a clean, professional finish. Whether you are a trade professional or a retail customer looking for premium electrical protection, the CHINT NB310L-2P-B20 delivers peace of mind through industry-leading engineering.

Shipping & Collection

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.

Shipping Polic

Datasheets
CHINT 20A 2-Pole B-Curve A-Type RCBO (NB310L-2P-B20) - Data Sheet
Ask The AI About This Product

Looking for something Bespoke?

As a leading UK Victron Distributor and the Official UK Pytes Distributor our in house engineering team can deliver bespoke solutions. We handle design, specification, and system optimisation to meet your specific needs, regardless of size, weight, environmental, or regulatory constraints. From DIY projects up to large scale commercial projects our team can do it all.

Talk To An Engineer