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Circuit Breaker

For power distribution and electrical protection systems, circuit breakers are among the most critical components for safeguarding equipment, personnel, and facilities from electrical overloads and short circuits. Circuit breakers automatically interrupt electrical current flow when abnormal conditions are detected, protecting circuits from damage while allowing manual reset and continued operation. Electrical.com carries an extensive selection of circuit breakers from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of commercial buildings, manufacturing facilities, data centers, and industrial power distribution applications.
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Part Number
PRICE
Manufacturer
IB-IL-24-DI-2
IB-IL-24-DI-2
In Stock
From
$14.04
Phoenix Contact
IB-IL-24-DO-2
IB-IL-24-DO-2
In Stock
From
$34.62
Phoenix Contact
MACX MCR-T-UI-UP
MACX MCR-T-UI-UP
In Stock
From
$634.76
Phoenix Contact
MACXMCR-SL-2I-2I-ILP-SP
MACXMCR-SL-2I-2I-ILP-SP
In Stock
From
$566.61
Phoenix Contact
MBK
MBK
In Stock
From
$7.24
Phoenix Contact
MBK  2 5/E
MBK 2 5/E
In Stock
From
$2.39
Phoenix Contact
MKDS 5/ 2-6,35
MKDS 5/ 2-6,35
In Stock
From
$1.83
Phoenix Contact
MUT 4-PE
MUT 4-PE
In Stock
From
$5.07
Phoenix Contact
MVSTB-2.5-5.08-8-BK
MVSTB-2.5-5.08-8-BK
In Stock
From
$2.75
Phoenix Contact
NS 35/15 PERF 2000MM
NS 35/15 PERF 2000MM
In Stock
From
$44.08
Phoenix Contact
P-FU 5X20 LED 24
P-FU 5X20 LED 24
In Stock
From
$14.32
Phoenix Contact
PC-GF10
PC-GF10
In Stock
From
$24.50
Phoenix Contact
PLC-OSC- 24DC/230AC/ 2/ACT
PLC-OSC- 24DC/230AC/ 2/ACT
In Stock
From
$59.59
Phoenix Contact
PLC-RPT- 24UC/21-21
PLC-RPT- 24UC/21-21
In Stock
From
$38.39
Phoenix Contact
PSR-MC32-3NO-1NC-24-230UC-SP
PSR-MC32-3NO-1NC-24-230UC-SP
In Stock
From
$517.96
Phoenix Contact
PT 2 5-TWIN
PT 2 5-TWIN
In Stock
From
$2.98
Phoenix Contact
PT 2,5 BU
PT 2,5 BU
In Stock
From
$1.77
Phoenix Contact
PT 2,5-3L BU
PT 2,5-3L BU
In Stock
From
$10.53
Phoenix Contact
PT 2,5-QUATTRO BK
PT 2,5-QUATTRO BK
In Stock
From
$4.20
Phoenix Contact
PT 2X1VA-120AC-ST
PT 2X1VA-120AC-ST
In Stock
From
$118.90
Phoenix Contact
PT 4-TWIN BU
PT 4-TWIN BU
In Stock
From
$3.29
Phoenix Contact
PT 6-TWIN
PT 6-TWIN
In Stock
From
$4.34
Phoenix Contact
PT 6-TWIN BU
PT 6-TWIN BU
In Stock
From
$6.60
Phoenix Contact
PT2-PE/S-230AC-ST
PT2-PE/S-230AC-ST
In Stock
From
$320.59
Phoenix Contact
Popular Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified circuit protection equipment available for immediate shipment. From residential to industrial applications, across all voltage and amperage ratings, we have what you need when others say no. Our comprehensive circuit breaker inventory spans all voltage classes, amperage ratings, and pole configurations from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our circuit breakers serve critical applications across manufacturing facilities, commercial buildings, data centers, healthcare facilities, utilities and power generation, industrial plants, residential construction, telecommunications infrastructure, and process control installations.


Whether you're maintaining legacy equipment with obsolete circuit breaker models or sourcing current production components for new electrical systems, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime and keep your operations running. Need circuit breakers now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.

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