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MCB's Miniature Circuit Breakers Online


Miniature Circuit Breakers (MCBs) are designed to detect overcurrent's as a result of both overloads and faults. Our range of MCBs offers flexible and versatile solutions for your electrical installations. We also offer the tools and accessories you may need to install your MCBs.
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Fusebox MT10B501 SP B Curve 50 Amp MCB 10kA
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Fusebox MT10B501 SP B Curve 50 Amp MCB 10kA

Single pole MCB for use in Fusebox Three Phase Distribution, 50 Amp B Curve MCB 10ka rating.
  • £4.00
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Fusebox MT10C501 SP C Curve 50 Amp MCB 10kA
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Fusebox MT10C501 SP C Curve 50 Amp MCB 10kA

Single pole MCB for use in Fusebox Three Phase Distribution, 50 Amp C Curve MCB 10ka rating.
  • £4.00
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Wylex PSBL50-C 50A NHTN MCB SP Type C
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Wylex PSBL50-C 50A NHTN MCB SP Type C

Wylex PSBL50-C 50A NHTN MCB SP Type C designed for the Wylex NHTN Three Phase Distribution Boards.
  • £4.95
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Wylex PSBL50-B 50A NHTN MCB SP Type B
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Wylex PSBL50-B 50A NHTN MCB SP Type B

Wylex PSBL50-B 50A NHTN MCB SP Type B designed for the Wylex NHTN Three Phase Distribution Boards.
  • £4.95
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Hager NBN150A MCB 50A SP Type B
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Hager NBN150A MCB 50A SP Type B

Hager MCB 50A 10kA SP Type B MCB suitable for use with the Hager Commercial Distribution Boards.
  • £6.99
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Hager NCN150A MCB 50A SP Type C
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Hager NCN150A MCB 50A SP Type C

Hager MCB 50A 10kA SP Type C MCB suitable for use with the Hager Commercial Distribution Boards.
  • £6.99
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Fusebox MT10B503 Triple Pole B Curve 50 Amp MCB 10kA
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Fusebox MT10B503 Triple Pole B Curve 50 Amp MCB 10kA

Triple pole MCB for use in Fusebox Three Phase Distribution, 50 Amp B Curve MCB 10ka rating.
  • £12.00
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Fusebox MT10C503 Triple Pole C Curve 50 Amp MCB 10kA
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Fusebox MT10C503 Triple Pole C Curve 50 Amp MCB 10kA

Triple pole MCB for use in Fusebox Three Phase Distribution, 50 Amp C Curve MCB 10ka rating.
  • £12.00
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Wylex PSBL350-B 50A NHTN MCB Triple Pole Type B
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Wylex PSBL350-B 50A NHTN MCB Triple Pole Type B

Wylex PSBL350-B 50A NHTN MCB Triple Pole Type B MCB designed for the Wylex NHTN Three Phase Distribution Boards.
  • £23.50
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Wylex PSBL350-C 50A NHTN MCB Triple Pole Type C
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Wylex PSBL350-C 50A NHTN MCB Triple Pole Type C

Wylex PSBL350-C NHTN MCB Triple Pole Type C MCB designed for the Wylex NHTN Three Phase Distribution Boards.
  • £23.50
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Hager NBN350A MCB 50A 10kA TP Type B
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Hager NBN350A MCB 50A 10kA TP Type B

Hager MCB 50A 10kA Triple Pole Type B MCB suitable for use with the Hager Three Phase Commercial Distribution Boards.
  • £42.00
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Hager NCN350A MCB 50A 10kA TP Type C
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Hager NCN350A MCB 50A 10kA TP Type C

Hager MCB 50A 10kA Triple Pole Type C MCB suitable for use with the Hager Three Phase Commercial Distribution Boards.
  • £42.00
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