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Product Category

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 1321-1332 of 1359
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Altech 2CU8R Miniature Circuit Breaker
Retail: $32.33
Price: $20.31

The Altech 2CU8R 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
  • Poles: 2
  • Trip Curve: C
  • UL 1077 Listed, IEC/EN60898/60947-2
MFG Part# 2CU8R
Noark B1H2C8 Mini Circuit Breaker
Retail: $41.60
Price: $35.36

The Noark B1H2C8 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Poles: 2
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H2C8
Noark B1H2C8R Mini Circuit Breaker
Retail: $38.00
Price: $32.30

The Noark B1H2C8R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 8
  • Poles: 2
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H2C8R
Noark B1N2D8 Mini Circuit Breaker
Retail: $34.80
Price: $29.58

The Noark B1N2D8 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N2D8
Noark B1N2D8R Mini Circuit Breaker
Retail: $33.00
Price: $28.05

The Noark B1N2D8R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 8
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N2D8R
Altech DC2DU8L Miniature Circuit Breaker
Retail: $64.69
Price: $40.64

The Altech DC2DU8L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
MFG Part# DC2DU8L
Altech 2DU8L Miniature Circuit Breaker
Retail: $60.06
Price: $37.73

The Altech 2DU8L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
MFG Part# 2DU8L
Altech 2DU8R Miniature Circuit Breaker
Retail: $32.33
Price: $20.31

The Altech 2DU8R 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
  • Poles: 2
  • Trip Curve: D
  • UL 1077 Listed, IEC/EN60898/60947-2
MFG Part# 2DU8R
Noark B1H2D8 Mini Circuit Breaker
Retail: $41.60
Price: $35.36

The Noark B1H2D8 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H2D8
Noark B1H2D8R Mini Circuit Breaker
Retail: $39.00
Price: $33.15

The Noark B1H2D8R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 8
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H2D8R
Noark B1N3B8 Mini Circuit Breaker
Retail: $53.00
Price: $45.05

The Noark B1N3B8 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Poles: 3
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N3B8
Noark B1N3B8R Mini Circuit Breaker
Retail: $49.00
Price: $41.65

The Noark B1N3B8R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 8
  • Poles: 3
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N3B8R