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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 3B63UM Miniature Circuit Breaker
Retail: $93.70
Price: $58.85

The Altech Corp 3B63UM 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: 3
  • Trip Curve: B
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3B63UM
Altech Corp 3B63UR Miniature Circuit Breaker
Retail: $65.57
Price: $41.19

The Altech Corp 3B63UR 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: 3
  • Trip Curve: B
  • UL 1077 Listed, UL
MFG Part# 3B63UR
Altech Corp 3C63UL Miniature Circuit Breaker
Retail: $123.66
Price: $77.67

The Altech Corp 3C63UL 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: 3
  • Trip Curve: C
  • UL 489 Listed, UL, cUL, IEC, CE
MFG Part# 3C63UL
Altech Corp 3C63UM Miniature Circuit Breaker
Retail: $93.70
Price: $58.85

The Altech Corp 3C63UM 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: 3
  • Trip Curve: C
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3C63UM
Altech Corp 3C63UR Miniature Circuit Breaker
Retail: $65.57
Price: $41.19

The Altech Corp 3C63UR 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: 3
  • Trip Curve: C
  • UL 1077 Listed, UL
MFG Part# 3C63UR
Altech Corp 3D63UL Miniature Circuit Breaker
Retail: $123.66
Price: $77.67

The Altech Corp 3D63UL 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: 3
  • Trip Curve: D
  • UL 489 Listed, UL, cUL, IEC, CE
MFG Part# 3D63UL
Altech Corp 3D63UM Miniature Circuit Breaker
Retail: $93.70
Price: $58.85

The Altech Corp 3D63UM 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: 3
  • Trip Curve: D
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3D63UM
Altech Corp 3D63UR Miniature Circuit Breaker
Retail: $65.57
Price: $41.19

The Altech Corp 3D63UR 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: 3
  • Trip Curve: D
  • UL 1077 Listed, UL, CE
MFG Part# 3D63UR
Lovato P1MB3PC63 Miniature Circuit Breaker
Retail: $201.98
Price: $66.90

The Lovato P1MB3PC63 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 63
  • Poles: 3
  • Trip Curve: C
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60898-1, IEC/EN 60947-2
MFG Part# P1MB3PC63
Lovato P1MBUL3PC63 Miniature Circuit Breaker
Retail: $290.37
Price: $110.74

The Lovato P1MBUL3PC63 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 63
  • Poles: 3
  • Trip Curve: C
  • UL 489 Listed, IEC/EN 60947-2
MFG Part# P1MBUL3PC63
Lovato P1MB3PB63 Miniature Circuit Breaker
Retail: $201.98
Price: $66.90

The Lovato P1MB3PB63 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 63
  • Poles: 3
  • Trip Curve: B
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
MFG Part# P1MB3PB63
Lovato P1MB3PD63 Miniature Circuit Breaker
Retail: $201.98
Price: $66.90

The Lovato P1MB3PD63 is suitable for branch circuit device protection. (Pack of 4)

  • Terminal Type: Screw
  • Amperage: 63
  • Poles: 3
  • Trip Curve: D
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
MFG Part# P1MB3PD63