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1-Pole Miniature Circuit Breakers

1-pole miniature circuit breakers (MCBs) are available in current ranges 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 1B63UM Miniature Circuit Breaker
63A Miniature Circuit Breaker, 1 Poles, B-Curve (Rated to 40Y/277 VAC) | 1B63UM
Retail: $31.24
Price: $19.62

The Altech Corp 1B63UM 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: 63
  • Poles: 1
  • Trip Curve: B
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 1B63UM
Altech Corp 1C63UM Miniature Circuit Breaker
63A Miniature Circuit Breaker, 1 Poles, C-Curve (Rated to 40Y/277 VAC) | 1C63UM
Retail: $31.24
Price: $19.62

The Altech Corp 1C63UM 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: 63
  • Poles: 1
  • Trip Curve: C
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 1C63UM
Altech Corp 1D63UM Miniature Circuit Breaker
63A Miniature Circuit Breaker, 1 Poles, D-Curve (Rated to 40Y/277 VAC) | 1D63UM
Retail: $31.24
Price: $19.62

The Altech Corp 1D63UM 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: 63
  • Poles: 1
  • Trip Curve: D
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 1D63UM
Lovato P1MB1PB63 Miniature Circuit Breaker
63A Miniature Circuit Breakers, 1 Pole, B-Curve (Rated to 230VAC/60VDC) | P1MB1PB63
Retail: $88.37
Price: $22.30

The Lovato P1MB1PB63 is suitable for branch circuit device protection.(Pack of 12)

  • Terminal Type: Screw
  • Amperage: 63
  • Pole: 1
  • Trip Curve: B
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
MFG Part# P1MB1PB63
Lovato P1MB1PC63 Miniature Circuit Breaker
63A Miniature Circuit Breakers, 1 Pole, C-Curve (Rated to 230VAC/60VDC) | P1MB1PC63
Retail: $88.37
Price: $22.30

The Lovato P1MB1PC63 is suitable for branch circuit device protection.(Pack of 12)

  • Terminal Type: Screw
  • Amperage: 63
  • Pole: 1
  • Trip Curve: C
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60898-1, IEC/EN 60947-2
MFG Part# P1MB1PC63
Lovato P1MBUL1PC63 Miniature Circuit Breaker
63A Miniature Circuit Breakers, 1 Pole, C-Curve (Rated to 400VAC/60VDC) | P1MBUL1PC63
Retail: $88.37
Price: $36.91

The Lovato P1MBUL1PC63 is suitable for branch circuit device protection.(Pack of 12)

  • Terminal Type: Screw
  • Amperage: 63
  • Pole: 1
  • Trip Curve: C
  • UL 489 Listed, IEC/EN 60947-2
MFG Part# P1MBUL1PC63
Lovato P1MB1PD63 Miniature Circuit Breaker
63A Miniature Circuit Breakers, 1 Pole, D-Curve (Rated to 230VAC/60VDC) | P1MB1PD63
Retail: $88.37
Price: $22.30

The Lovato P1MB1PD63 is suitable for branch circuit device protection.(Pack of 12)

  • Terminal Type: Screw
  • Amperage: 63
  • Pole: 1
  • Trip Curve: D
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
MFG Part# P1MB1PD63
Noark B1N1B6 Mini Circuit Breaker
6A Miniature Circuit Breaker, 1 Pole, B-Curve (Rated to 240 VAC, 60 VDC) | B1N1B6
Retail: $22.71
Price: $20.78

The Noark B1N1B6 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 6
  • Pole: 1
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N1B6
Altech Corp 1B6UR Miniature Circuit Breaker
6A Miniature Circuit Breaker, 1 Pole, B-Curve (Rated to 277 VAC) | 1B6UR
Retail: $20.61
Price: $12.95

The Altech Corp 1B6UR 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: 6
  • Pole: 1
  • Trip Curve: B
  • UL 1077 Listed, UL
MFG Part# 1B6UR
Noark B1H1B6 Mini Circuit Breaker
6A Miniature Circuit Breaker, 1 Pole, B-Curve (Rated to 480Y/277 VAC) | B1H1B6
Retail: $26.56
Price: $24.30

The Noark B1H1B6 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 6
  • Pole: 1
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H1B6
Altech Corp 1C6DL Miniature Circuit Breaker
6A Miniature Circuit Breaker, 1 Pole, C-Curve (Rated to 125 VDC) | 1C6DL
Retail: $41.24
Price: $25.90

The Altech Corp 1C6DL 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: 6
  • Pole: 1
  • Trip Curve: C
  • UL 489 Listed, UL, cUL, IEC, CE
MFG Part# 1C6DL
Noark B1N1C6 Mini Circuit Breaker
6A Miniature Circuit Breaker, 1 Pole, C-Curve (Rated to 240 VAC, 60 VDC) | B1N1C6
Retail: $20.67
Price: $18.91

The Noark B1N1C6 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 6
  • Pole: 1
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N1C6
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