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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Eaton Moeller PKZM0-1 Manual Motor Protector Circuit Breaker
Eaton Moeller
$36.50Was: $80.00Eaton Moeller PKZM0-1 Manual Motor Protector Circuit Breaker Din Rail Mount Condition: UsedThis item has been inspected and it is in good condition.46097- SKU:
- 46097
- Weight:
- 2.00 LBS
$36.50Was: $80.00 -
Unbranded Used Large Heavy Duty Circuit Breaker 3-Pole - Unknown Trip Current
Unbranded
$62.00Was: $115.00Unbranded Used Large Heavy Duty Circuit Breaker 3-Pole - Unknown Trip Current Condition: UsedThis used breaker has been inspected and appears to be in good condition. It was pulled from a working environment where it was in use and functional...46232- SKU:
- 46232
- Weight:
- 9.00 LBS
$62.00Was: $115.00 -
Schneider Electric STR23SP HIGH Amp Circuit Breaker Trip Fuse - No ON/OFF Switch
Schneider Electric
$399.00Was: $1,152.00Schneider Electric STR23SP HIGH Amp Circuit Breaker Trip Fuse - No ON/OFF Switch 240/600amp Condition: UsedThis item has been inspected and appears to be in good condition46947- SKU:
- 46947
- Weight:
- 21.00 LBS
$399.00Was: $1,152.00 -
Square D QOU-117 2 Pole 25 Amp Circuit Breaker AD-7837
Square D
$0.00120/240 VAC 10kA47734- SKU:
- 47734
- Weight:
- 1.00 LBS
$0.00 -
Airpax 205-1-1REC2-52-1-100 10 Amp Circuit Breaker 250VAC Aux SW -Trip Amps 12.5
Airpax
$16.70Was: $25.00Airpax 205-1-1REC2-52-1-100 10 Amp Circuit Breaker 250VAC Aux SW -Trip Amps 12.5 F.L. Amps 10, Max. V 32, Hertz DC, Delay 52, Trip Amps 12.5 Condition: Open BoxThis new open-box breaker is new from the manufacturer, but could have been stored...36149- SKU:
- 36149
- Weight:
- 1.00 LBS
$16.70Was: $25.00 -
Airpax 205-1-11REC2-2480-1 30 Amp Circuit Breaker
Airpax
$14.70Was: $25.00Airpax 205-1-11REC2-2480-1 30 Amp Circuit Breaker F.L. Amps 30, Max V. 50, Hertz DC, Delay 51, trip amps 37.5, aux SW 5A 250VAC Condition: New - Open boxNew open box breakers. Please view our photo set and contact us with any questions.36151- SKU:
- 36151
- Weight:
- 1.00 LBS
$14.70Was: $25.00 -
Airpax 55-700048 240V 50 Amp 50/60Hz 3-Pole Circuit Breaker
Airpax
$35.00Was: $55.00Airpax 55-700048 240V 50 Amp 50/60Hz 3-Pole Circuit Breaker - As Is Pulled from Varian Klyston power supply Has crack and broken plastic shown in photos. Condition: UsedThis Airpax circuit breaker has a broken plastic area shown in photos and is...41929- SKU:
- 41929
- Weight:
- 2.00 LBS
$35.00Was: $55.00 -
Allen Bradley 100-FB22 600 Volt 10 Amp Auxiliary Contactor Block AC/DC
Allen Bradley
$19.40Was: $45.00Allen Bradley 100-FB22 600 Volt 10 Amp Auxiliary Contactor Block AC/DC Removed from Netstal Discjet DVD manufacturing machine For use with contactors type 100-C Condition: UsedThis used item has been inspected and appears to be in good condition...46045- SKU:
- 46045
- Weight:
- 1.00 LBS
$19.40Was: $45.00