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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 889-900 of 1377
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Altech DC2CU3L Miniature Circuit Breaker
Retail: $64.69
Price: $40.64

The Altech DC2CU3L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 3
  • Poles: 2
  • Trip Curve: C
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
MFG Part# DC2CU3L
Altech 2CU3L Miniature Circuit Breaker
Retail: $60.06
Price: $37.73

The Altech 2CU3L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 3
  • Poles: 2
  • Trip Curve: C
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
MFG Part# 2CU3L
Altech 2CU3R Miniature Circuit Breaker
Retail: $32.33
Price: $20.31

The Altech 2CU3R 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: 3
  • Poles: 2
  • Trip Curve: C
  • UL 1077 Listed, IEC/EN60898/60947-2
MFG Part# 2CU3R
Noark B1H2C3 Mini Circuit Breaker
Retail: $41.60
Price: $35.36

The Noark B1H2C3 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 3
  • Poles: 2
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H2C3
Noark B1H2C3R Mini Circuit Breaker
Retail: $38.00
Price: $32.30

The Noark B1H2C3R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 3
  • Poles: 2
  • Trip Curve: C
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H2C3R
Noark B1N2D3 Mini Circuit Breaker
Retail: $34.80
Price: $29.58

The Noark B1N2D3 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 3
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N2D3
Noark B1N2D3R Mini Circuit Breaker
Retail: $33.00
Price: $28.05

The Noark B1N2D3R is suitable for branch circuit device protection.

  • Terminal Type: Ring Tounge Terminal
  • Amperage: 3
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1N2D3R
Altech DC2DU3L Miniature Circuit Breaker
Retail: $64.69
Price: $40.64

The Altech DC2DU3L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 3
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
MFG Part# DC2DU3L
Altech 2D3UR Miniature Circuit Breaker
Retail: $34.66
Price: $21.77

The Altech 2D3UR is suitable for branch circuit device protection.

  • Terminal Type: Dual Connection (Box Clamp or Ring Tongue)
  • Amperage: 3
  • Poles: 2
  • Trip Curve: D
  • UL 1077 Listed, CE
MFG Part# 2D3UR
Altech 2DU3L Miniature Circuit Breaker
Retail: $60.06
Price: $37.73

The Altech 2DU3L is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 3
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, C22.2 No.5-02, EN 60947-2, CE
MFG Part# 2DU3L
Altech 2DU3R Miniature Circuit Breaker
Retail: $32.33
Price: $20.31

The Altech 2DU3R 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: 3
  • Poles: 2
  • Trip Curve: D
  • UL 1077 Listed, IEC/EN60898/60947-2
MFG Part# 2DU3R
Noark B1H2D3 Mini Circuit Breaker
Retail: $41.60
Price: $35.36

The Noark B1H2D3 is suitable for branch circuit device protection.

  • Terminal Type: Box Lugs
  • Amperage: 3
  • Poles: 2
  • Trip Curve: D
  • UL 489 Listed, CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS
MFG Part# B1H2D3