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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

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Noark B1N3D0.5R Mini Circuit Breaker
Retail: $49.00
Price: $41.65

The Noark B1N3D0.5R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 0.5
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N3D0.5R
Altech 3DU05L Miniature Circuit Breaker
Retail: $90.10
Price: $56.59

The Altech 3DU05L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 0.5
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
MFG Part# 3DU05L
Altech 3DU05R Miniature Circuit Breaker
Retail: $48.51
Price: $30.48

The Altech 3DU05R 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: 0.5
  • Poles: 3
  • Trip Curve: D
  • UL 1077 Listed, IEC/EN60898/60947-2
MFG Part# 3DU05R
Noark B1H3D0.5 Mini Circuit Breaker
Retail: $62.90
Price: $53.47

The Noark B1H3D0.5 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 0.5
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H3D0.5
Noark B1H3D0.5R Mini Circuit Breaker
Retail: $57.00
Price: $48.45

The Noark B1H3D0.5R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 0.5
  • Poles: 3
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H3D0.5R
Noark B1N1B1.6 Mini Circuit Breaker
Retail: $18.20
Price: $15.47

The Noark B1N1B1.6 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 1.6
  • Pole: 1
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N1B1.6
Noark B1N1B1.6R Mini Circuit Breaker
Retail: $18.00
Price: $15.30

The Noark B1N1B1.6R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 1.6
  • Pole: 1
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N1B1.6R
Noark B1H1B1.6 Mini Circuit Breaker
Retail: $21.30
Price: $18.11

The Noark B1H1B1.6 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 1.6
  • Pole: 1
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H1B1.6
Noark B1H1B1.6R Mini Circuit Breaker
Retail: $21.00
Price: $17.85

The Noark B1H1B1.6R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 1.6
  • Pole: 1
  • Trip Curve: B
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H1B1.6R
Altech DC1CU1.6L Miniature Circuit Breaker
Retail: $32.33
Price: $20.31

The Altech DC1CU1.6L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 1.6
  • Pole: 1
  • Trip Curve: C
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
MFG Part# DC1CU1.6L
Noark B1N1C1.6 Mini Circuit Breaker
Retail: $16.60
Price: $14.11

The Noark B1N1C1.6 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 1.6
  • Pole: 1
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N1C1.6
Noark B1N1C1.6R Mini Circuit Breaker
Retail: $17.00
Price: $14.45

The Noark B1N1C1.6R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 1.6
  • Pole: 1
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N1C1.6R