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3-Pole Miniature Circuit Breakers

3-pole miniature circuit breakers (MCBs) are available in current ratings from 0.3A to 63A, with tripping characteristics B, C, and D. They comply with UL 1077, UL 489, and UL 508 standards.

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Altech Corp 3D1UR Miniature Circuit Breaker
1A Miniature Circuit Breaker, 3 Poles, D-Curve (Rated to 480Y/277 VAC) | 3D1UR
Retail: $61.85
Price: $38.85

The Altech Corp 3D1UR is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

  • Terminal Type: Box Clamp or Ring Tongue
  • Amperage: 1
  • Poles: 3
  • Trip Curve: D
  • UL 1077 Listed, UL, CE
MFG Part# 3D1UR
Lovato P1MB3PC01 Miniature Circuit Breaker
1A Miniature Circuit Breakers, 3 Pole, C-Curve (Rated to 400VAC) | P1MB3PC01
Retail: $148.97
Price: $59.98

The Lovato P1MB3PC01 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 1
  • Poles: 3
  • Trip Curve: C
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60898-1, IEC/EN 60947-2
MFG Part# P1MB3PC01
Lovato P1MBUH3PC01 Miniature Circuit Breaker
1A Miniature Circuit Breakers, 3 Pole, C-Curve (Rated to 400VAC) | P1MBUH3PC01
Retail: $275.19
Price: $96.89

The Lovato P1MBUH3PC01 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 1
  • Poles: 3
  • Trip Curve: C
  • UL 489 Listed, IEC/EN 60947-2
MFG Part# P1MBUH3PC01
Lovato P1MB3PB01 Miniature Circuit Breaker
1A Miniature Circuit Breakers, 3 Poles, B-Curve (Rated to 230-400 VAC) | P1MB3PB01
Retail: $148.97
Price: $59.98

The Lovato P1MB3PB01 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 1
  • Poles: 3
  • Trip Curve: B
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
MFG Part# P1MB3PB01
Lovato P1MB3PD01 Miniature Circuit Breaker
1A Miniature Circuit Breakers, 3 Poles, D-Curve (Rated to 230-400 VAC) | P1MB3PD01
Retail: $148.97
Price: $59.98

The Lovato P1MB3PD01 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 1
  • Poles: 3
  • Trip Curve: D
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
MFG Part# P1MB3PD01
Altech Corp 3D2UL Miniature Circuit Breaker
2.0A Miniature Circuit Breaker, 3 Poles, D-Curve (Rated to 480Y/277 VAC) | 3D2UL
Retail: $116.17
Price: $72.98

The Altech Corp 3D2UL is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

  • Terminal Type: Box Clamp or Ring Tongue
  • Amperage: 2.0
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, UL, cUL, IEC, CE
MFG Part# 3D2UL
Altech Corp 3B2.5UM Miniature Circuit Breaker
2.5A Miniature Circuit Breaker, 3 Poles, B-Curve (Rated to 40Y/277 VAC) | 3B2.5UM
Retail: $82.45
Price: $51.79

The Altech Corp 3B2.5UM is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

  • Terminal Type: Box Clamp or Ring Tongue
  • Amperage: 2.5
  • Poles: 3
  • Trip Curve: B
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3B2.5UM
Altech Corp 3C2.5UM Miniature Circuit Breaker
2.5A Miniature Circuit Breaker, 3 Poles, C-Curve (Rated to 40Y/277 VAC) | 3C2.5UM
Retail: $82.45
Price: $51.79

The Altech Corp 3C2.5UM is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

  • Terminal Type: Box Clamp or Ring Tongue
  • Amperage: 2.5
  • Poles: 3
  • Trip Curve: C
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3C2.5UM
Altech Corp 3D2.5UM Miniature Circuit Breaker
2.5A Miniature Circuit Breaker, 3 Poles, D-Curve (Rated to 40Y/277 VAC) | 3D2.5UM
Retail: $82.45
Price: $51.79

The Altech Corp 3D2.5UM is suitable for branch circuit device protection applications with Low inrush motors, resistive loads, wiring protection, receptacles, lighting, and control circuit applications.

  • Terminal Type: Box Clamp or Ring Tongue
  • Amperage: 2.5
  • Poles: 3
  • Trip Curve: D
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3D2.5UM
Noark B1E1D20 Miniature Circuit Breaker
20A Miniature Circuit Breaker, 1 Pole, D-Curve (Rated to 277 VAC/125 VDC) | B1E1D20
Retail: $16.82
Price: $15.39

The Noark B1E2D5 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 5
  • Poles: 2
  • Trip Curve: D
  • UL 1077 Listed
MFG Part# B1E1D20
Noark B1E2D20 Mini Circuit Breaker
20A Miniature Circuit Breaker, 2 Pole, D-Curve (Rated to 480Y/277 VAC) | B1E2D20
Retail: $33.65
Price: $30.79

The Noark B1E2D20 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 20
  • Poles: 2
  • Trip Curve: D
  • UL 1077 Listed
MFG Part# B1E2D20
Noark B1N3B20 Mini Circuit Breaker
20A Miniature Circuit Breaker, 3 Pole, B-Curve (Rated to 240 VAC) | B1N3B20
Retail: $66.09
Price: $60.48

The Noark B1N3B20 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 20
  • Poles: 3
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N3B20
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