ED41B045 - 45Amp Circuit Breaker
- 45 Amp
- 22k @ 277VAC; 65k @ 120VAC
- 1 Pole
Purchase Options: New
ED41B045 - 45Amp Circuit Breaker Description
ED41B045 - 45Amp Circuit Breaker
Looking for a reliable circuit breaker that fits seamlessly into your existing electrical system? The Siemens ED41B045 is a 45 Amp, 1-pole molded case circuit breaker designed to provide dependable overcurrent protection for commercial and industrial electrical systems operating at 277VAC. Engineered as a form, fit, and functional replacement for compatible Siemens ED Frame circuit breakers, this unit helps maintain existing installations without requiring modifications to the original equipment. Its thermal-magnetic trip unit responds to both sustained overloads and instantaneous short circuits, helping protect electrical circuits and connected equipment. Rated for 22 kAIC at 277VAC, the ED41B045 is intended for applications requiring this interrupting capacity. Built to last and manufactured to recognized industry standards, the Siemens ED41B045 offers the compatibility and dependable protection needed to help keep electrical distribution systems operating safely and efficiently.
Key Features and Benefits
- 45 Amp, 1-pole molded case circuit breaker for dependable overcurrent protection
- Designed as a form, fit, and functional replacement for compatible Siemens ED Frame breakers
- Thermal-magnetic trip unit helps protect against overloads and short circuits
- Rated for 277VAC commercial and industrial electrical systems
- 22 kAIC interrupting capacity at 277VAC
- Equipped with load-side lugs
- Load wire range: 10–4 AWG copper or aluminum
- Standard ED Frame construction for compatibility with existing Siemens equipment
- Built to last for dependable service in properly maintained electrical systems
- Meets UL 489 and IEC 60947-2 standards
Technical Specifications
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Manufacturer: Siemens
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Catalog Number: ED41B045
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Product Type: Molded Case Circuit Breaker
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Frame Type: ED Frame
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Amperage Rating: 45 Amps
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Number of Poles: 1
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Voltage Rating: 277VAC
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Trip Unit: Thermal-Magnetic
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Interrupting Capacity: 22 kAIC at 277VAC
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Terminal Configuration: Load Lugs
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Load Wire Range: 10–4 AWG Copper or Aluminum
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Dimensions:
- Width: 1.00 in.
- Height: 6.35 in.
- Depth: 3.92 in.
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Weight: 1.281 lb
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UPC: 783643209145
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Country of Origin: Mexico
Material Compliance and Certifications
The Siemens ED41B045 is manufactured to meet UL 489 and IEC 60947-2 standards for molded case circuit breakers. The product also complies with WEEE (2012/19/EU) take-back obligations and has been compliant with RoHS substance restrictions since March 31, 2009. For proper operation, replacement circuit breakers should always match the original equipment's frame type, amperage rating, voltage rating, interrupting capacity, pole configuration, and terminal arrangement. Installation should be performed by qualified electrical professionals in accordance with the National Electrical Code (NEC) and all applicable local electrical codes.
Where It Works Best
- Commercial lighting systems
- Branch circuit protection
- Office buildings
- Retail facilities
- Educational institutions
- Healthcare facilities
- Industrial distribution systems
- Manufacturing facilities
- Maintenance of compatible Siemens ED Frame equipment
- Installations requiring load-side lug connections
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:1.0
- Height:6.35
- Depth:3.92
- Poles:1
- Amperes:45
- A.I.C. Rating & Volts:22k @ 277VAC; 65k @ 120VAC
- Type:ED4
- Approx Dimensions:1.00"W x 6.35"L x 3.92"D
- Additional Notes:40°C, HACR rated, Sentron Style Molded Case Circuit Breaker. Bolt-On. Includes load-side terminals. Suitable for reverse feed.
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
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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).