VAT:
Electrical4less Logo

Live Electrical CB163D 63A Curve D 10kA MCB

SKU: CB163D
12 in stock
More available within 1 - 2 working days *

The Live Electrical 63 Amp MCB provides 10kA breaking capacity and a 230-400V voltage rating. Designed for high inrush current circuits, it delivers 20,000 electrical endurance cycles. Ideal for use with Live Electrical Consumer Units.

£ 2 .95 EX VAT
£ 3 .54 IN VAT
OR
SECURE PAYMENT
We use secure checkout for safe, encrypted payments.

Description

63A D Curve MCB Miniature Circuit Breaker – 10kA

Live Electrical CB163D Single Pole MCB

The Live Electrical 63 Amp Miniature Circuit Breaker (MCB) is designed for circuits with high inrush currents, such as large motors and transformers. This Type D MCB trips between 10 to 20 times the start-up current, providing robust protection for demanding applications. With a 10,000A breaking capacity and a voltage rating of 230-400V, this MCB ensures reliable performance in both commercial and industrial environments. It offers an electrical endurance of 20,000 operations, ensuring long-lasting protection for your electrical systems.

The compact dimensions (81mm x 17.5mm x 73mm) make it easy to install in Live Electrical Consumer Units and Live Electrical TPN Three Phase Distribution Boards. When used with Live Electrical Consumer Units, it ensures compliance with BS7671 standards, providing enhanced safety and peace of mind.

Key Features:

  • Breaking capacity: 10kA
  • Voltage rating: 230-400V
  • Current rating: 63A
  • Electrical endurance: 20,000 operations
  • Compact dimensions: 81mm x 17.5mm x 73mm
  • Designed for use with Live Electrical Consumer Units

Protect your high-inrush circuits with the Live Electrical 63A MCB, available at Electrical4Less. This MCB is part of our extensive range of MCBs and RCBOs, offering reliable, high-quality protection for all your electrical needs.

Pair this MCB with Live Electrical Consumer Units or Live Electrical SPD Consumer Units to ensure compliance with BS7671 standards.






Additional information

Curve

D

Fault Current

10kA

No of Poles

1P

Voltage

230V

Downloads

Delivery Information

Cut off time for Dispatch Delivery: Mon-Thu 3 PM *
Cut off time for Saturday Delivery: Friday 3 PM *
All orders placed on Sat/Sun will be dispatched on Monday.

Technical Support

Live Electrical Technical Support 0161 870 2592
© 2026 Electrical4less
We accept Visa We accept Mastercard We accept Maestro We accept PayPal We use Amazon Pay We use Apple Pay We use Google Pay