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Insulated Case Circuit Breaker

For circuit breaker applications in commercial and industrial power distribution systems, insulated case circuit breakers are among the most critical components for reliable overcurrent protection and system safety. Insulated case circuit breakers provide adjustable trip settings and high interrupting capacity while offering compact installation in panelboards and switchboards. Electrical.com carries an extensive selection of insulated case 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, industrial facilities, data centers, and healthcare infrastructure applications.
SORT BY
Part Number
PRICE
Manufacturer
Amperage
SBS616WEA
SBS616WEA
In Stock
From
$1,977.78
Eaton
-
SBS6203WEA
SBS6203WEA
In Stock
From
$4,444.44
Eaton
-
SBS6204WEA
SBS6204WEA
In Stock
From
$0.14
Eaton
-
SBSC123HEA
SBSC123HEA
In Stock
From
$1,369.71
Eaton
-
TL7PWR43A3SXXXXXXAT
TL7PWR43A3SXXXXXXAT
In Stock
From
Get Price
Square D
100
SSF1G3X3N000000
SSF1G3X3N000000
In Stock
From
$14,929.81
General Electric
-
SSF5G8X32000000
SSF5G8X32000000
In Stock
From
$24,589.86
General Electric
-
SSF6G9X35000000
SSF6G9X35000000
In Stock
From
$47,888.39
General Electric
-
TC3030TTHR
TC3030TTHR
In Stock
From
$1,395.98
General Electric
-
TP3030SSFC
TP3030SSFC
In Stock
From
$13,384.44
General Electric
-
TP4040TTR
TP4040TTR
In Stock
From
$9,523.42
General Electric
-
TPYY5616E1
TPYY5616E1
In Stock
From
$3,633.34
General Electric
-
HS3B250000S01
HS3B250000S01
In Stock
From
$1,477.78
Siemens
-
MTZ2-30H
MTZ2-30H
In Stock
From
$13,885.20
Schneider Electric
-
SBSC5N3HEA
SBSC5N3HEA
In Stock
From
$1,395.98
Eaton
-
THSS2606G
THSS2606G
In Stock
From
$444.44
General Electric
-
GA32M2S
GA32M2S
In Stock
From
Get Price
General Electric
-
SPB100-1600
SPB100-1600
In Stock
From
$7,695.00
Cutler Hammer
-
SPB100-2000
SPB100-2000
In Stock
From
$7,500.00
Cutler Hammer
-
SPB100-4000
SPB100-4000
In Stock
From
$28,350.00
Cutler Hammer
-
TCYY9640E1C
TCYY9640E1C
In Stock
From
Get Price
General Electric
-
THKSS4608G3
THKSS4608G3
In Stock
From
Get Price
General Electric
800
50VCP-W250
50VCP-W250
In Stock
From
$13,398.87
Eaton
-
DS416
DS416
In Stock
From
$784.71
Eaton
-

Electrical.com stocks the largest inventory of insulated case circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified circuit breakers available for immediate shipment. From low voltage to medium voltage applications, we have the insulated case breakers you need when others say no. Our comprehensive insulated case circuit breaker inventory spans all amperage ratings, voltage classes, and frame sizes 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 insulated case circuit breakers serve critical applications across industrial power distribution systems, manufacturing facilities, commercial buildings, data centers, utility substations, process control installations, and heavy industrial equipment.


Whether you're maintaining legacy electrical systems with obsolete insulated case breaker models or sourcing current production breakers for new installations and upgrades, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need insulated case 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.