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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 B1H2C2 Mini Circuit Breaker
Retail: $53.25
Price: $48.73

The Noark B1H2C2 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 2
  • Poles: 2
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H2C2
Noark B1N2D2 Mini Circuit Breaker
Retail: $43.38
Price: $39.70

The Noark B1N2D2 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 2
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N2D2
Noark B1H2D2 Mini Circuit Breaker
Retail: $51.92
Price: $47.51

The Noark B1H2D2 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 2
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H2D2
Altech Corp 2B2UM Miniature Circuit Breaker
Retail: $54.98
Price: $34.54

The Altech Corp 2B2UM 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
  • Poles: 2
  • Trip Curve: B
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 2B2UM
Altech Corp 2B2UR Miniature Circuit Breaker
Retail: $41.24
Price: $25.90

The Altech Corp 2B2UR 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
  • Poles: 2
  • Trip Curve: B
  • UL 1077 Listed, UL
MFG Part# 2B2UR
Altech Corp 2C2DL Miniature Circuit Breaker
Retail: $82.45
Price: $51.79

The Altech Corp 2C2DL 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
  • Poles: 2
  • Trip Curve: C
  • UL 489 Listed, UL, cUL, IEC, CE
MFG Part# 2C2DL
Altech Corp 2C2UM Miniature Circuit Breaker
Retail: $54.98
Price: $34.54

The Altech Corp 2C2UM 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
  • Poles: 2
  • Trip Curve: C
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 2C2UM
Altech Corp 2C2UR Miniature Circuit Breaker
Retail: $41.24
Price: $25.90

The Altech Corp 2C2UR 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
  • Poles: 2
  • Trip Curve: C
  • UL 1077 Listed, UL
MFG Part# 2C2UR
Altech Corp 2D2DL Miniature Circuit Breaker
Retail: $82.45
Price: $51.79

The Altech Corp 2D2DL 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
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, UL, cUL, IEC, CE
MFG Part# 2D2DL
Altech Corp 2D2UM Miniature Circuit Breaker
Retail: $54.98
Price: $34.54

The Altech Corp 2D2UM 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
  • Poles: 2
  • Trip Curve: D
  • UL 508 Listed, UL, cUL, CSA
MFG Part# 2D2UM
Altech Corp 2D2UR Miniature Circuit Breaker
Retail: $41.24
Price: $25.90

The Altech Corp 2D2UR 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
  • Poles: 2
  • Trip Curve: D
  • UL 1077 Listed, UL, CE
MFG Part# 2D2UR
Noark B1N3B2 Mini Circuit Breaker
Retail: $66.09
Price: $60.48

The Noark B1N3B2 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 2
  • Poles: 3
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N3B2