NB231100 - 100Amp Circuit Breaker


- 100 Amp
- 10k @ 120/240VAC
- 3 Pole
Purchase Options: New In Box
NB231100 - 100Amp Circuit Breaker Description
NB231100 - 100Amp Circuit Breaker
The NB231100 100 Amp circuit breaker is built for dependable protection in residential and light commercial electrical panels. With a 3-pole design and a 120/240VAC rating, it helps protect wiring and connected equipment from overloads and short circuits. The bolt-on mounting style creates a tight, secure connection to the panelboard, which is especially important in applications where vibration or long-term use can loosen clip-in breakers. Whether you’re replacing a worn unit or maintaining an existing system, the NB231100 offers the steady performance electricians expect from an NB frame breaker.
Key Features and Benefits
- 100 Amp Rating: Designed to handle circuits requiring 100A protection.
- 3-Pole Configuration: Suitable for multi-phase applications in residential and light commercial systems.
- Thermal Magnetic Trip: Provides time-delayed protection for overloads and fast response to short circuits.
- Bolt-On Design: Secures directly to the panel bus for improved stability and electrical contact.
- 10k AIC Rating: Capable of interrupting up to 10,000 amps at 120/240VAC.
- NB Frame Construction: Built for consistent, long-term use in compatible panelboards.
Technical Specifications
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Model Number: NB231100
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Amperage: 100A
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Poles: 3
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Voltage Rating: 120/240VAC
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Interrupting Capacity: 10,000 AIC @ 120/240VAC
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Trip Type: Thermal Magnetic
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Mounting: Bolt-On
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Frame Type: NB
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Dimensions:
- Width: 3.00"
- Length: 3.38"
- Depth: 2.31"
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Weight: 2.75 lbs
Material Compliance and Certifications
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Industry Standards: The NB231100 is manufactured using quality-tested materials and is designed to meet established industry safety and performance standards. Each breaker is inspected and tested to help ensure proper operation within its rated specifications when installed in compatible equipment and according to applicable electrical codes.
Where It Works Best
- This 100 amp 3 pole bolt-on circuit breaker is commonly used in existing residential and light commercial electrical systems that require a compatible NB frame replacement. It’s a practical option for panel maintenance, system upgrades, and restoring protection in distribution equipment where reliability and proper fit are essential.
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.
Specifications
- Width:3.0
- Height:3.38
- Depth:2.31
- Poles:3
- Amperes:100
- A.I.C. Rating & Volts:10k @ 120/240VAC
- Type:NB
- Approx Dimensions:3.00"W x 3.38"L x 2.31"D
- Additional Notes:Bolt-on, Thermal Magnetic Circuit Breaker
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
FREE shipping on breaker orders over $100 and all other items with orders over $500.
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).
