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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 3D40UM Miniature Circuit Breaker
40A Miniature Circuit Breaker, 3 Poles, D-Curve (Rated to 40Y/277 VAC) | 3D40UM
Retail: $93.70
Price: $58.85

The Altech Corp 3D40UM 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: 40
  • Poles: 3
  • Trip Curve: D
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3D40UM
Altech Corp 3D40UR Miniature Circuit Breaker
40A Miniature Circuit Breaker, 3 Poles, D-Curve (Rated to 480Y/277 VAC) | 3D40UR
Retail: $65.57
Price: $41.19

The Altech Corp 3D40UR 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: 40
  • Poles: 3
  • Trip Curve: D
  • UL 1077 Listed, UL, CE
MFG Part# 3D40UR
Lovato P1MB3PC40 Miniature Circuit Breaker
40A Miniature Circuit Breakers, 3 Pole, C-Curve (Rated to 400VAC) | P1MB3PC40
Retail: $176.76
Price: $66.90

The Lovato P1MB3PC40 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 40
  • Poles: 3
  • Trip Curve: C
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60898-1, IEC/EN 60947-2
MFG Part# P1MB3PC40
Lovato P1MBUL3PC40 Miniature Circuit Breaker
40A Miniature Circuit Breakers, 3 Pole, C-Curve (Rated to 400VAC) | P1MBUL3PC40
Retail: $290.37
Price: $110.74

The Lovato P1MBUL3PC40 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 40
  • Poles: 3
  • Trip Curve: C
  • UL 489 Listed, IEC/EN 60947-2
MFG Part# P1MBUL3PC40
Lovato P1MB3PB40 Miniature Circuit Breaker
40A Miniature Circuit Breakers, 3 Poles, B-Curve (Rated to 230-400 VAC) | P1MB3PB40
Retail: $176.76
Price: $66.90

The Lovato P1MB3PB40 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 40
  • Poles: 3
  • Trip Curve: B
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
MFG Part# P1MB3PB40
Lovato P1MB3PD40 Miniature Circuit Breaker
40A Miniature Circuit Breakers, 3 Poles, D-Curve (Rated to 230-400 VAC) | P1MB3PD40
Retail: $176.76
Price: $66.90

The Lovato P1MB3PD40 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 40
  • Poles: 3
  • Trip Curve: D
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
MFG Part# P1MB3PD40
Noark B1N3B4 Mini Circuit Breaker
4A Miniature Circuit Breaker, 3 Pole, B-Curve (Rated to 240 VAC) | B1N3B4
Retail: $66.09
Price: $60.48

The Noark B1N3B4 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 4
  • Poles: 3
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N3B4
Noark B1H3B4 Mini Circuit Breaker
4A Miniature Circuit Breaker, 3 Pole, B-Curve (Rated to 480Y/277 VAC) | B1H3B4
Retail: $78.47
Price: $71.81

The Noark B1H3B4 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 4
  • Poles: 3
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H3B4
Noark B1N3C4 Mini Circuit Breaker
4A Miniature Circuit Breaker, 3 Pole, C-Curve (Rated to 240 VAC) | B1N3C4
Retail: $64.30
Price: $58.84

The Noark B1N3C4 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 4
  • Poles: 3
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N3C4
Noark B1H3C4 Mini Circuit Breaker
4A Miniature Circuit Breaker, 3 Pole, C-Curve (Rated to 480Y/277 VAC) | B1H3C4
Retail: $79.79
Price: $73.02

The Noark B1H3C4 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 4
  • Poles: 3
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H3C4
Noark B1N3D4 Mini Circuit Breaker
4A Miniature Circuit Breaker, 3 Pole, D-Curve (Rated to 240 VAC) | B1N3D4
Retail: $66.09
Price: $60.48

The Noark B1N3D4 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 4
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N3D4
Noark B1H3D4 Mini Circuit Breaker
4A Miniature Circuit Breaker, 3 Pole, D-Curve (Rated to 480Y/277 VAC) | B1H3D4
Retail: $79.79
Price: $73.02

The Noark B1H3D4 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 4
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H3D4
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