1. Home / 
  2. All Categories / 
  3. Circuit Breaker / 
  4. Insulated Case Circuit Breaker

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
SSF6G9661
SSF6G9661
Limited Stock
From
Get Price
General Electric
4000
SSF6G9662
SSF6G9662
Limited Stock
From
Get Price
General Electric
4000
SSF6G966U
SSF6G966U
Limited Stock
From
Get Price
General Electric
4000
SSF6G966W
SSF6G966W
Limited Stock
From
Get Price
General Electric
4000
SSF6G9671
SSF6G9671
Limited Stock
From
Get Price
General Electric
4000
SSF6G9672
SSF6G9672
Limited Stock
From
Get Price
General Electric
4000
SSF6G967U
SSF6G967U
Limited Stock
From
Get Price
General Electric
4000
SSF6G967W
SSF6G967W
Limited Stock
From
Get Price
General Electric
4000
SSF6G9681
SSF6G9681
Limited Stock
From
Get Price
General Electric
4000
SSF6G9682
SSF6G9682
Limited Stock
From
Get Price
General Electric
4000
SSF6G968U
SSF6G968U
Limited Stock
From
Get Price
General Electric
4000
SSF6G968W
SSF6G968W
Limited Stock
From
Get Price
General Electric
4000
SSF6G9691
SSF6G9691
Limited Stock
From
Get Price
General Electric
4000
SSF6G9692
SSF6G9692
Limited Stock
From
Get Price
General Electric
4000
SSF6G969U
SSF6G969U
Limited Stock
From
Get Price
General Electric
4000
SSF6G969W
SSF6G969W
Limited Stock
From
Get Price
General Electric
4000
SSF6G9811
SSF6G9811
Limited Stock
From
Get Price
General Electric
4000
SSF6G9812
SSF6G9812
Limited Stock
From
Get Price
General Electric
4000
SSF6G981U
SSF6G981U
Limited Stock
From
Get Price
General Electric
4000
SSF6G981W
SSF6G981W
Limited Stock
From
Get Price
General Electric
4000
SSF6G9821
SSF6G9821
Limited Stock
From
Get Price
General Electric
4000
SSF6G9822
SSF6G9822
Limited Stock
From
Get Price
General Electric
4000
SSF6G982U
SSF6G982U
Limited Stock
From
Get Price
General Electric
4000
SSF6G982W
SSF6G982W
Limited Stock
From
Get Price
General Electric
4000

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.