1. Home / 
  2. All Categories / 
  3. Circuit Breaker

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.
Popular Categories
SORT BY
Part Number
PRICE
Manufacturer
MX2B3
MX2B3
In Stock
From
$81.17
Ametek
MX3B3
MX3B3
In Stock
From
$36.91
Ametek
NC33A2G
NC33A2G
In Stock
From
$1,648.06
Ametek
P844U
P844U
In Stock
From
$66.75
Ametek
PD-12
PD-12
In Stock
From
$95.45
Ametek
PD24
PD24
In Stock
From
$86.79
Ametek
PT2B3
PT2B3
In Stock
From
$313.44
Ametek
PT77B3
PT77B3
In Stock
From
$48.70
Ametek
RAH2260B2-C
RAH2260B2-C
In Stock
From
$151.06
Ametek
SD24B2
SD24B2
In Stock
From
$29.80
Ametek
SD24B5-E2
SD24B5-E2
Limited Stock
From
Get Price
Ametek
SERIES 90A-PC-5HX5W-NPB-2-50-IMC-TFS-NR-F-X/ISO-TP-SPT-MB-ETH-RLY-FM
SERIES 90A-PC-5HX5W-NPB-2-50-IMC-TFS-NR-F-X/ISO-TP-SPT-MB-ETH-RLY-FM
In Stock
From
$2,722.59
Ametek
SH101P
SH101P
In Stock
From
$198.12
Ametek
SNC-R2025-501
SNC-R2025-501
In Stock
From
$448.42
Ametek
SNC-R2025-507
SNC-R2025-507
In Stock
From
$168.34
Ametek
SU2A5
SU2A5
In Stock
From
$100.92
Ametek
SU2B5
SU2B5
In Stock
From
$112.95
Ametek
SU3A1
SU3A1
In Stock
From
$57.50
Ametek
SX-DS-154
SX-DS-154
In Stock
From
$299.15
Ametek
TN3A2
TN3A2
In Stock
From
$382.77
Ametek
TNE2A
TNE2A
In Stock
From
$194.22
Ametek
TNE2C
TNE2C
In Stock
From
$140.79
Ametek
TNE3C
TNE3C
In Stock
From
$67.54
Ametek
WCC-1138-3
WCC-1138-3
In Stock
From
$267.18
Ametek
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.

Learn More