FJ2B100 - 100A Circuit Breaker
- 100 Amp
- 14k @ 600VAC; 18k @ 480VAC; 22k @ 240VAC
- 2 Pole
Purchase Options: Refurbished
FJ2B100 - 100A Circuit Breaker Description
FJ2B100 - 100A Circuit Breaker
When you're replacing a circuit breaker in an existing electrical system, matching the original equipment specifications is the key to a successful installation. The Square D FJ2B100 is a 100 Amp, 2-pole molded case circuit breaker designed for compatible FJ frame applications where the correct frame size, amperage rating, and interrupting capacity are required. For electricians, contractors, and maintenance teams working on established electrical equipment, selecting the right replacement breaker helps maintain the original system configuration and avoid unnecessary changes.
Key Features and Benefits
- Square D FJ2B100 molded case circuit breaker
- 100 Amp trip rating
- Two-pole configuration for applicable electrical systems
- FJ2 frame design with 225 Ampere frame size
- Rated for 600VAC applications
- Thermal magnetic overcurrent protection
- Interrupting ratings:
- 14kA at 600VAC
- 18kA at 480VAC
- 22kA at 240VAC
- Designed for compatible FJ frame equipment
- Helps maintain existing electrical system configuration
- Suitable for replacement and maintenance applications
- Built to last in commercial and industrial environments
Technical Specifications
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Catalog Number: FJ2B100
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Manufacturer: Square D
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Product Type: Molded Case Circuit Breaker
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Frame Type: FJ2
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Trip Unit Technology: Thermal Magnetic
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Amperage Rating: 100 Amps
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Number of Poles: 2
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Voltage Rating: 600VAC
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A.I.C. Rating:
- 14kA at 600VAC
- 18kA at 480VAC
- 22kA at 240VAC
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Frame Size: 225 Ampere FJ Frame
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Trip Type: Type ET
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Temperature Rating: 40°C
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Dimensions: 4.50 in. W × 10.00 in. L × 4.00 in. D
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Approximate Ship Weight: 14.00 lbs.
Material Compliance and Certifications
The Square D FJ2B100 is intended for use in compatible electrical distribution equipment and should be installed according to the National Electrical Code (NEC), applicable local electrical requirements, and accepted electrical safety practices. Installation, inspection, and maintenance should be performed by qualified electrical personnel familiar with molded case circuit breakers and electrical distribution systems.
Where It Works Best
- Compatible Square D FJ frame electrical equipment
- Commercial buildings
- Industrial facilities
- Manufacturing plants
- Electrical distribution panels
- Branch circuit protection
- Equipment protection applications
- Maintenance and replacement projects
- Existing installations requiring a 100 Amp, 2-pole molded case circuit breaker
- Applications where matching original equipment specifications is important
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
Siemens®, I-T-E®, and Murray® are registered trademarks of Siemens AG. Products sold are surplus, used, or refurbished and are NOT supplied by Siemens AG or its affiliates.
Specifications
- Width:4.5
- Height:10.0
- Depth:4.0
- Poles:2
- Amperes:100
- A.I.C. Rating & Volts:14k @ 600VAC; 18k @ 480VAC; 22k @ 240VAC
- Type:FJ2
- Approx Dimensions:4.50"W x 10.00"L x 4.00"D
- Additional Notes:40°C, Type ET 225 Ampere "FJ" Frame, Molded Case Circuit Breaker
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
FREE ground shipping on breaker orders over $100 and all other items with orders over $500.
Shipping charges are Prepaid and Allowed on UPS Ground orders for all other products on orders over $500.00, again only when shipping within the lower 48 continental United States, provided the product(s) can safely ship UPS Ground.
If the product cannot safely ship via UPS Ground, or is too heavy to ship UPS Ground, then the product will be shipped via freightliner at buyer's expense.
CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).
Same Day Shipping
We strive to ship out your items within one business day.
In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.
CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).