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Circuit Breakers
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A circuit breaker has a switching mechanism that is activated when unsafe levels of current flows through the circuit. Unlike a fuse, a circuit breaker can be used multiple times.
We stock circuit breakers designed for low voltage AC & DC applications including automotive bladed breakers, DIN rail mount circuit breakers, panel mount circuit breakers, and surface mount circuit breakers with manual or automatic reset. All available online, supplied worldwide and delivered to you door.
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Bussmann B151-7135-3 3/8-24 Circuit Breaker Panel Mount Waterproof BootsSpecial Price $4.99 Regular Price $5.32 -
Mechanical Products 1400-103-100 Circuit Breakers 10A 250VAC/50VDCSpecial Price $6.58 Regular Price $7.08 -
Mechanical Products 1480-103-200 20A Circuit Breakers Panel Mount Series 14Special Price $6.78 Regular Price $7.08 -
Mechanical Products 1480-103-150 15A Circuit Breakers Panel Mount Series 14Special Price $6.78 Regular Price $7.08 -
Mechanical Products 1480-103-070 7A Circuit Breakers Panel Mount Series 14Special Price $6.78 Regular Price $7.08 -
Mechanical Products 1480-103-050 5A Circuit Breakers Panel Mount Series 14Special Price $6.78 Regular Price $7.08 -
Mechanical Products 1480-103-030 3A Circuit Breakers Panel Mount Series 14Special Price $6.78 Regular Price $7.08 -
Mechanical Products 1400-103-030 3A Circuit Breakers Panel Mount Series 14 ThreadSpecial Price $6.82 Regular Price $7.08 -
Mechanical Products 1400-103-200 20A Circuit Breakers Panel Mount Series 14 ThreadSpecial Price $6.88 Regular Price $7.08 -
Mechanical Products 1400-103-150 15A Circuit Breakers Panel Mount Series 14 ThreadSpecial Price $6.88 Regular Price $7.08 -
Mechanical Products 1400-103-070 7A Circuit Breakers Panel Mount Series 14 ThreadSpecial Price $6.88 Regular Price $7.08 -
Mechanical Products 1400-103-050 5A Circuit Breakers Panel Mount Series 14 ThreadSpecial Price $6.88 Regular Price $7.08 -
Mechanical Products 1680-318-1 Circuit Breaker Clear Silicone Boot 3/8-27Special Price $6.99 Regular Price $7.69 -
Mechanical Products 1680-330-1 Circuit Breaker Black Silicone BootSpecial Price $7.50 Regular Price $7.69 -
Mechanical Products 1580-131-250 Manual Reset Circuit Breaker- Screw Terminal 25A 3/8" -27Special Price $8.12 Regular Price $8.45 -
Mechanical Products 1480-123-030 3A Circuit Breaker Panel Mount Series 14 Thread ScrewSpecial Price $8.30 Regular Price $8.52 -
Mechanical Products 1480-123-200 20A Circuit Breaker Panel Mount Series 14 Thread ScrewSpecial Price $8.30 Regular Price $8.52 -
Mechanical Products 1480-123-150 15A Circuit Breaker Panel Mount Series 14 Thread ScrewSpecial Price $8.30 Regular Price $8.52 -
Mechanical Products 1480-123-080 8A Circuit Breaker Panel Mount Series 14 Thread ScrewSpecial Price $8.30 Regular Price $8.52 -
Mechanical Products 1480-123-070 7A Circuit Breaker Panel Mount Series 14 Thread ScrewSpecial Price $8.30 Regular Price $8.52 -
Mechanical Products 1480-123-060 6A Circuit Breaker Panel Mount Series 14 Thread ScrewSpecial Price $8.30 Regular Price $8.52 -
Mechanical Products 1480-123-050 5A Circuit Breaker Panel Mount Series 14 Thread ScrewSpecial Price $8.30 Regular Price $8.52 -
Mechanical Products 1480-123-040 4A Circuit Breaker Panel Mount Series 14 Thread ScrewSpecial Price $8.30 Regular Price $8.52 -
Mechanical Products B156-7003-J Gasket for Panel Mount Circuit BreakersSpecial Price $8.50 Regular Price $8.78 -
Mechanical Products 1580-131-300 Manual Reset Circuit Breaker- Screw Terminal 30A 3/8" -27Special Price $9.17 Regular Price $9.50 -
Mechanical Products 1580-101-300 Series 15 Circuit Breakers MAN 30A 250VAC/50VDC 3/8"-27 THREAD (1580-101)Special Price $10.99 Regular Price $11.74 -
Mechanical Products 1580-101-250 Series 15 Circuit Breakers MAN 25A 250VAC/50VDC 3/8"-27 THREAD (1580-101)Special Price $10.99 Regular Price $11.74 -
Mechanical Products 1500-101-300 30A 250VAC/50VDC 7/16"-28 Series 15 Circuit Breaker (1500-101)Special Price $11.92 Regular Price $12.04 -
Mechanical Products 1500-101-250 25A 250VAC/50VDC 7/16"-28 Series 15 Circuit Breaker (1500-101)Special Price $11.92 Regular Price $12.04 -
Mechanical Products 1580-131-350 Manual Reset Circuit Breaker- Screw Terminal 35A 3/8" -27Special Price $12.72 Regular Price $13.05 -
Mechanical Products 1580-131-400 Manual Reset Circuit Breaker- Screw Terminal 40A 3/8" -27Special Price $16.95 Regular Price $17.28 -
Mechanical Products 2410-100-159-300 30A Circuit Breaker Switch Panel Mount Series 24Special Price $21.00 Regular Price $22.00 -
Mechanical Products 2410-100-159-250 25A Circuit Breaker Switch Panel Mount Series 24Special Price $21.00 Regular Price $22.00 -
Mechanical Products 2410-100-159-200 20A Circuit Breaker Switch Panel Mount Series 24Special Price $21.00 Regular Price $22.00 -
Mechanical Products 2410-100-159-150 15A Circuit Breaker Switch Panel Mount Series 24Special Price $21.00 Regular Price $22.00 -
Mechanical Products 2410-100-159-100 10A Circuit Breaker Switch Panel Mount Series 24Special Price $21.00 Regular Price $22.00 -
Mechanical Products 2410-100-159-050 5A Circuit Breaker Switch Panel Mount Series 24Special Price $21.00 Regular Price $22.00 -
Mechanical Products 2410-102-120-300 30A 14VDC Circuit Breaker Switch Panel Mount Series 24 (2410-102)Special Price $29.95 Regular Price $30.50 -
Mechanical Products 2410-102-120-250 25A 14VDC Circuit Breaker Switch Panel Mount Series 24 (2410-102)Special Price $29.95 Regular Price $30.50 -
Mechanical Products 2410-102-120-200 20A 14VDC Circuit Breaker Switch Panel Mount Series 24 (2410-102)Special Price $29.95 Regular Price $30.50 -
Mechanical Products 2410-102-120-150 15A 14VDC Circuit Breaker Switch Panel Mount Series 24 (2410-102)Special Price $29.95 Regular Price $30.50 -
Mechanical Products 2410-102-120-100 10A 14VDC Circuit Breaker Switch Panel Mount Series 24 (2410-102)Special Price $29.95 Regular Price $30.50 -
Mechanical Products 2410-102-120-050 5A 14VDC Circuit Breaker Switch Panel Mount Series 24 (2410-102)Special Price $29.95 Regular Price $30.50 -
Bussmann 25540-A-1 40A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $45.15 Regular Price $52.80 -
Bussmann 25150-B-1 50A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $47.99 Regular Price $50.60 -
Bussmann 25140-B-1 40A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $47.99 Regular Price $50.60 -
Bussmann 25130-B-1 30A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $47.99 Regular Price $50.60 -
Bussmann 25120-B-1 20A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $47.99 Regular Price $50.60 -
Bussmann 25115-B-1 15A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $47.99 Regular Price $50.60 -
Bussmann 25520-A-1 20A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25550-B-1 Circuit Breaker Manual Reset w/ Threaded Mount. 50A 32VDCSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25540-B-1 Circuit Breaker Manual Reset w/ Mounting Holes 40A 32VDCSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25535-B-1 Circuit Breaker Manual Reset w/ Mounting Holes 35A 32VDCSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25530-B-1 Circuit Breaker Manual Reset w/ Mouting Holes 30A 32VDCSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25525-B-1 Circuit Breaker Manual Reset w/ Mounting Holes 25A 32VDCSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25520-B-1 Manual Reset Circuit Breaker 20A 32VDC Threaded HolesSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25515-B-1 Circuit Breaker Manual Reset w/ Threaded Holes. 15A 32VDCSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25510-B-1 Circuit Breaker Manual Reset w/ Threading Mounts 10A 32VDCSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25550-A-1 50A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25535-A-1 35A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25530-A-1 30A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25525-A-1 25A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25515-A-1 15A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $49.99 Regular Price $52.80 -
Bussmann 25510-A-1 10A 32VDC Circuit Breaker Panel Mount Mid RangeSpecial Price $49.99 Regular Price $52.80 -
Mechanical Products 171-P0-150 150A Circuit Breakers Panel Mount High AmpereSpecial Price $53.95 Regular Price $55.00 -
Mechanical Products 171-P0-135 135A Circuit Breakers Panel Mount High AmpereSpecial Price $53.95 Regular Price $55.00 -
Mechanical Products 171-P0-120 120A Circuit Breakers Panel Mount High AmpereSpecial Price $53.95 Regular Price $55.00 -
Mechanical Products 171-P0-100 100A Circuit Breakers Panel Mount High AmpereSpecial Price $53.95 Regular Price $55.00 -
Mechanical Products 171-P0-080 80A Circuit Breakers Panel Mount High AmpereSpecial Price $53.95 Regular Price $55.00 -
Mechanical Products 1800E112E0400 Series 18 Panel Mount 40A Circuit BreakerSpecial Price $59.00 Regular Price $66.00 -
Mechanical Products 1800E112E0350 35A Circuit Breakers Panel Mount Series 18Special Price $59.00 Regular Price $66.00