Circuit Breakers
Circuit breakers are electrical switches that automatically interrupt the flow of power to prevent damage caused by electrical overloads and short circuits. They are crucial components in electrical systems, providing protection by disconnecting the circuit when excess current flows through it. Circuit breakers come in various types, including thermal, magnetic, and hydraulic, each suited for different applications. These devices play a vital role in ensuring the safety and functionality of electrical systems in homes, buildings, and industrial facilities. Proper installation and maintenance of circuit breakers are essential to avoid equipment damage and fire hazards. Browse our selection of high-quality Circuit Breakers for optimal electrical safety.
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Generic LD 446 2-Pole 20 Amp Circuit Breaker
Generic
$16.50Was: $35.00Generic LD 446 2-Pole 20 Amp Circuit Breaker Condition: UsedThis item has been inspected and appears to be in good condition31931- SKU:
- 31931
- Weight:
- 4.00 LBS
$16.50Was: $35.00 -
Heinemann CF3-G3-U 3 Pole Circuit Breaker 20Amp 240 VAC
Heinemann
$18.90Was: $40.00Heinemann CF3-G3-U 3 Pole Circuit Breaker 20Amp 240 VAC 3 Pole 240 VAC Condition: UsedThis item has been inspected and it is in good condition.31765- SKU:
- 31765
- Weight:
- 1.00 LBS
$18.90Was: $40.00 -
Furnas 40FF32AAD6 3-Pole Lighting Contactor 60 Amp 110-250V 600 VAC 75D73070A
Furnas
$65.00Was: $225.00Furnas 40FF32AAD6 3 Phase Lighting Contactor 60 Amp 3-Pole 600 VAC MAX with Lugs. Includes Magnetic Coil 75D73070A Magnetic Coil: 75D73070A 110 to 240 Volt 50-60 Hz Tungsten Filament 480 VAC Max. Ballast 600 VAC Max. Condition: UsedThis...31727- SKU:
- 31727
- Weight:
- 5.00 LBS
$65.00Was: $225.00 -
Entrelec Circuit Breaker, 20A, Rail, Time Delay 010272901
Entrelec
$14.20Was: $30.00Ent 010272901 Circuit Breaker, 20A, Rail, Time Delay UL=20A/240VAC CSA:20A/250VAC 50/60Hz Condition: New - Open boxThis item is new but may be out of the original box.31087- SKU:
- 31087
- Weight:
- 2.00 LBS
$14.20Was: $30.00 -
Entrelec Circuit Breaker, 20A, 2 Pole Time Delay 10194327
Entrelec
$16.50Was: $35.00GMB 20L UL: 20A-240VAC CSA: 20A-250VAC, 50/60Hz Condition: UsedThis item has been inspected and it is in good condition.31086- SKU:
- 31086
- Weight:
- 2.00 LBS
$16.50Was: $35.00 -
Leybold Breaker Box Electrical Enclosure w/ Fuses Motor Contactors Transformers
Leybold
$500.00Was: $1,000.00Leybold-Heraeus Freestanding Breaker Box Electrical Enclosure w/ Fuses, Motor Contactors & Transformers Condition: UsedThis item has been inspected and it is in good condition.19970- SKU:
- 19970
- Weight:
- 220.00 LBS
$500.00Was: $1,000.00 -
Fuji Electric CP32TM/2 Circuit Protector / Breaker 2 Amp 2-Pole CP32T-M002
Fuji Electric
$20.00Was: $35.00Fuji Electric CP32TM/2 Circuit Protector / Breaker 2 Amp 2-Pole CP32T-M002 Rated insulated voltage (Ui): 250 VAC, 125 VDC Rated operational voltage (Ue): 240 VAC, 120 VDC Condition: UsedThis used circuit breaker has been inspected and appears...48140- SKU:
- 48140
- Weight:
- 2.00 LBS
$20.00Was: $35.00 -
Fuji Electric Circuit Protector / Breaker 20 Amp 3-Pole CP33T-M020 CP33TM/20
Fuji Electric
$14.20Was: $30.00Fuji Electric CP33TM/20 Circuit Protector / Breaker 20 Amp 3-Pole CP33T-M020 Rated insulated voltage (Ui): 250 VAC, 125 VDC Rated operational voltage (Ue): 240 VAC, 120 VDC Condition: UsedThis item has been inspected and it is in good...48627- SKU:
- 48627
- Weight:
- 3.00 LBS
$14.20Was: $30.00