Miniature Circuit Breakers (MCB)

Miniature Circuit Breakers (MCBs) are compact protective devices used to safeguard electrical circuits against overloads and short circuits. They are commonly installed in distribution boards, control panels, and lighting panels where space efficiency and dependable protection are required.

AmpState’s MCB collection includes a wide range of breakers suitable for residential, commercial, and light industrial applications, supporting both new installations and replacement needs.


KEY FEATURES & SPECIFICATIONS (optional but recommended)

MCBs in this collection may include:

  • Low to medium amperage ratings for branch circuits

  • Standard voltage ratings used in low-voltage systems

  • Tripping curves such as B, C, and D types

  • Single-pole, double-pole, and multi-pole configurations

  • DIN-rail mounting for compact panel installations

Specifications vary by model and manufacturer.


APPLICATIONS

MCBs are commonly used in:

  • Residential distribution boards

  • Commercial electrical panels

  • Lighting and power circuits

  • Control panels and enclosures

  • Light industrial electrical systems

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Siemens 5SY6103-7 - Miniature Circuit Breaker (MCB)

Regular price $150.00
Sale price $150.00 Regular price
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Moeller FAZ-S2/1 - Miniature Circuit Breaker (MCB)

Regular price $69.00
Sale price $69.00 Regular price
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Cutler Hammer WMZS3D32 - 32A, Miniature Circuit Breaker (MCB)

Regular price $113.00
Sale price $113.00 Regular price
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Qob QOB120VHGFI - 20A, 120VAC, 1-Pole, Miniature Circuit Breaker (MCB)

Regular price $1,051.00
Sale price $1,051.00 Regular price
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Eaton WMZS2C00 - 5A, 480VAC, Miniature Circuit Breaker (MCB)

Regular price $127.00
Sale price $127.00 Regular price
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Siemens 5SJ4240-8HG41 - 40A, 2-Pole, Miniature Circuit Breaker (MCB)

Regular price $86.00
Sale price $86.00 Regular price
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Allen-Bradley 1492-SP1D150 - 15A, 1-Pole, Miniature Circuit Breaker (MCB)

Regular price $62.00
Sale price $62.00 Regular price
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Schneider MGN61327 - 5A, Miniature Circuit Breaker (MCB)

Regular price $230.00
Sale price $230.00 Regular price
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Moeller FAZ-3-C6 - Miniature Circuit Breaker (MCB)

Regular price $203.00
Sale price $203.00 Regular price
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Siemens 5SX2303-8 - 3-Pole, Miniature Circuit Breaker (MCB)

Regular price $148.00
Sale price $148.00 Regular price
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Moeller FAZ-G50A-CNA - 50A, Miniature Circuit Breaker (MCB)

Regular price $107.00
Sale price $107.00 Regular price
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Siemens 5SM2322-6 - 25A, Miniature Circuit Breaker (MCB)

Regular price $52.00
Sale price $52.00 Regular price
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