HFXD63B125 - 125Amp Circuit Breaker

- 125 Amp
- 25k @ 600VAC; 65k @ 480VAC; 100k @ 240VAC
- 3 Pole
Purchase Options: New In Box
HFXD63B125 - 125Amp Circuit Breaker Description
HFXD63B125 - 125Amp Circuit Breaker
Looking for an HFXD63B125 circuit breaker to match an existing electrical system? Getting the details right matters, especially when you're maintaining legacy equipment where the frame, amperage, pole configuration, dimensions, and interrupting ratings all need to match the application. For electricians, maintenance teams, and facility professionals working to keep compatible electrical systems operating as intended, the HFXD63B125 offers the specific form, fit, and function needed for the right application.
Key Features and Benefits
- 125A, 3-Pole Configuration: Need a 125-amp breaker with three poles? The HFXD63B125 provides this specific configuration for compatible applications.
- Non-Interchangeable Trip Unit: The trip unit is part of the specified breaker configuration and is non-interchangeable.
- Reverse-Feed Suitable: Designed for use in compatible applications where a reverse-fed breaker is required.
- HACR Rated: Suitable for applications where the specified HACR rating is required.
- 50/60Hz Compatibility: Supports electrical systems operating at either 50Hz or 60Hz.
- Load-Side Terminals Included: The breaker includes load-side terminals as part of its stated configuration.
Technical Specifications
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Part Number: HFXD63B125
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Type / Frame: HFXD6
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Breaker Type: Sentron Frame Molded Case Circuit Breaker
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Amperage: 125A
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Poles: 3
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A.I.C. @ 600VAC: 25kA
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A.I.C. @ 480VAC: 65kA
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A.I.C. @ 240VAC: 100kA
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Frequency: 50/60Hz
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Temperature Rating: 40°C
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Trip Unit: Non-Interchangeable
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HACR Rated: Yes
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Reverse Feed: Suitable for Reverse-Fed Applications
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Terminals: Load-Side Terminals Included
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Width: 4.50 in.
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Height: 9.50 in.
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Depth: 4.00 in.
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Dimensions:
- 4.50"W x 9.50"H x 4.00"D
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Approx. Shipping Weight: 14.00 lbs.
Material Compliance and Certifications
For applications where documented ratings matter, the HFXD63B125 is HACR rated and specified for 50/60Hz operation at a 40°C rating.
No additional agency certifications or material-compliance declarations were included in the specifications provided for this exact part number.
Where It Works Best
The HFXD63B125 125A 3-pole molded case circuit breaker is particularly well suited to maintenance and replacement applications involving compatible HFXD6-frame electrical distribution equipment. That can make it especially relevant when working with existing or legacy systems where maintaining the original equipment configuration 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:9.5
- Depth:4.0
- Poles:3
- Amperes:125
- A.I.C. Rating & Volts:25k @ 600VAC; 65k @ 480VAC; 100k @ 240VAC
- Type:HFXD6
- Approx Dimensions:4.50"W x 9.50"H x 4.00"D
- Additional Notes:50/60Hz, 40°C, HACR Rated, Sentron Frame Molded Case Circuit Breaker with Non-Interchangeable Trip Unit, Suitable for Reverse Fed Applications, Includes Load-Side Terminals - discontinued by the Manufacturer
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).
