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Miniature Circuit Breakers

Shop our wide selection of UL 489 miniature circuit breakers and UL 1077 supplementary protectors in both AC and DC voltages. They are available in one-, two- and three-pole versions with an amperage range up to 63A and in B, C or D trip curve options to meet your applications needs. Difference between UL 489 vs. UL 1077

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Noark B1N3D16 Mini Circuit Breaker
Retail: $66.09
Price: $60.48

The Noark B1N3D16 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 16
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N3D16
Noark B1H3D16 Mini Circuit Breaker
Retail: $79.79
Price: $73.02

The Noark B1H3D16 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 16
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H3D16
Altech Corp 3B16UM Miniature Circuit Breaker
Retail: $82.45
Price: $51.79

The Altech Corp 3B16UM 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: 16
  • Poles: 3
  • Trip Curve: B
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3B16UM
Altech Corp 3B16UR Miniature Circuit Breaker
Retail: $61.85
Price: $38.85

The Altech Corp 3B16UR 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: 16
  • Poles: 3
  • Trip Curve: B
  • UL 1077 Listed, UL
MFG Part# 3B16UR
Altech Corp 3C16UM Miniature Circuit Breaker
Retail: $82.45
Price: $51.79

The Altech Corp 3C16UM 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: 16
  • Poles: 3
  • Trip Curve: C
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3C16UM
Altech Corp 3C16UL Miniature Circuit Breaker
Retail: $116.17
Price: $72.98

The Altech Corp 3C16UL 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: 16
  • Poles: 3
  • Trip Curve: C
  • UL 489 Listed, UL, cUL, IEC, CE
MFG Part# 3C16UL
Altech Corp 3C16UR Miniature Circuit Breaker
Retail: $61.85
Price: $38.85

The Altech Corp 3C16UR 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: 16
  • Poles: 3
  • Trip Curve: C
  • UL 1077 Listed, UL
MFG Part# 3C16UR
Altech Corp 3D16UM Miniature Circuit Breaker
Retail: $82.45
Price: $51.79

The Altech Corp 3D16UM 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: 16
  • Poles: 3
  • Trip Curve: D
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 3D16UM
Altech Corp 3D16UL Miniature Circuit Breaker
Retail: $116.17
Price: $72.98

The Altech Corp 3D16UL 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: 16
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, UL, cUL, IEC, CE
MFG Part# 3D16UL
Altech Corp 3D16UR Miniature Circuit Breaker
Retail: $61.85
Price: $38.85

The Altech Corp 3D16UR 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: 16
  • Poles: 3
  • Trip Curve: D
  • UL 1077 Listed, UL, CE
MFG Part# 3D16UR
Lovato P1MB1PB16 Miniature Circuit Breaker
Retail: $47.97
Price: $19.99

The Lovato P1MB1PB16 is suitable for branch circuit device protection.(Pack of 12)

  • Terminal Type: Screw
  • Amperage: 16
  • Pole: 1
  • Trip Curve: B
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
MFG Part# P1MB1PB16
Lovato P1MB1PC16 Miniature Circuit Breaker
Retail: $47.97
Price: $19.99

The Lovato P1MB1PC16 is suitable for branch circuit device protection.(Pack of 12)

  • Terminal Type: Screw
  • Amperage: 16
  • Pole: 1
  • Trip Curve: C
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60898-1, IEC/EN 60947-2
MFG Part# P1MB1PC16