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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

Products 1477-1488 of 1536
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Altech 1CU8L Miniature Circuit Breaker
Retail: $23.08
Price: $14.50

The Altech 1CU8L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Pole: 1
  • Trip Curve: C
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
Part# 1CU8L
Availability: In Stock
Lovato P1MBUH1PC08 Miniature Circuit Breaker
Price: $20.15

The Lovato P1MBUH1PC08 is suitable for branch circuit device protection.

  • Terminal Type: Screw
  • Amperage: 8
  • Pole: 1
  • Trip Curve: C
  • UL 489 Listed, IEC/EN 60947-2
Part# P1MBUH1PC08
Availability: In Stock
Altech 1CU8R Miniature Circuit Breaker
Retail: $11.54
Price: $7.25

The Altech 1CU8R is suitable for applications that require supplemental protection for control circuits and on the load side of branch circuit protectors.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Pole: 1
  • Trip Curve: C
  • UL 1077 Listed, IEC/EN60898/60947-2
Part# 1CU8R
Availability: In Stock
Noark B1NQ1D8 Mini Circuit Breaker
Retail: $13.20
Price: $11.22

The Noark B1NQ1D8 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Pole: 1
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
Part# B1NQ1D8
Availability: In Stock
Noark B1NQ1D8T Mini Circuit Breaker
Retail: $13.20
Price: $11.22

The Noark B1NQ1D8T is suitable for branch circuit device protection.

  • Terminal Type: Quick Connection
  • Amperage: 8
  • Pole: 1
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
Part# B1NQ1D8T
Availability: In Stock
Altech DC1DU8L Miniature Circuit Breaker
Retail: $25.00
Price: $15.70

The Altech DC1DU8L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Pole: 1
  • Trip Curve: D
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
Part# DC1DU8L
Availability: In Stock
Noark B1H1D8 Mini Circuit Breaker
Retail: $15.14
Price: $12.87

The Noark B1H1D8 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Pole: 1
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
Part# B1H1D8
Availability: In Stock
Noark B1H1D8R Mini Circuit Breaker
Retail: $16.84
Price: $14.31

The Noark B1H1D8R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 8
  • Pole: 1
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
Part# B1H1D8R
Availability: In Stock
Lovato P1MB1PD08 Miniature Circuit Breaker
Price: $10.85

The Lovato P1MB1PD08 is suitable for branch circuit device protection.

  • Terminal Type: Screw
  • Amperage: 8
  • Pole: 1
  • Trip Curve: D
  • UL 1077 Listed, CSA C22.2 No. 235, IEC/EN 60947-2
Part# P1MB1PD08
Availability: In Stock
Noark B1N1D8 Mini Circuit Breaker
Retail: $12.84
Price: $10.91

The Noark B1N1D8 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Pole: 1
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
Part# B1N1D8
Availability: In Stock
Noark B1N1D8R Mini Circuit Breaker
Retail: $14.54
Price: $12.36

The Noark B1N1D8R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 8
  • Pole: 1
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
Part# B1N1D8R
Availability: In Stock
Altech 1DU8L Miniature Circuit Breaker
Retail: $23.08
Price: $14.50

The Altech 1DU8L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Pole: 1
  • Trip Curve: D
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
Part# 1DU8L
Availability: In Stock