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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.
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Part Number
PRICE
Manufacturer
Amperage
WLS2F316GA
WLS2F316GA
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Siemens
1600
WLS2F316GB
WLS2F316GB
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Siemens
1600
WLS2F316GC
WLS2F316GC
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Siemens
1600
WLS2F316GD
WLS2F316GD
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Siemens
1600
WLS2F316GE
WLS2F316GE
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Siemens
1600
WLS2F316GF
WLS2F316GF
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Siemens
1600
WLS2F316GG
WLS2F316GG
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Siemens
1600
WLS2F316GH
WLS2F316GH
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Siemens
1600
WLS2F316GJ
WLS2F316GJ
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Siemens
1600
WLS2F316GK
WLS2F316GK
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Siemens
1600
WLS2F316GL
WLS2F316GL
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Siemens
1600
WLS2F316GN
WLS2F316GN
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Siemens
1600
WLS2F316GP
WLS2F316GP
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Siemens
1600
WLS2F316GQ
WLS2F316GQ
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Siemens
1600
WLS2F316GR
WLS2F316GR
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Siemens
1600
WLS2F316GT
WLS2F316GT
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Siemens
1600
WLS2F316GU
WLS2F316GU
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Siemens
1600
WLS2F316GW
WLS2F316GW
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Siemens
1600
WLS2F316GY
WLS2F316GY
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Siemens
1600
WLS2F316H
WLS2F316H
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Siemens
1600
WLS2F316HA
WLS2F316HA
Limited Stock
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Siemens
1600
WLS2F316HB
WLS2F316HB
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Siemens
1600
WLS2F316HC
WLS2F316HC
Limited Stock
From
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Siemens
1600
WLS2F316HD
WLS2F316HD
Limited Stock
From
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Siemens
1600

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.