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E42B040 - 40Amp Circuit Breaker

  • 40 Amp
  • 18k @ 480VAC; 25k @ 240VAC
  • 2 Pole
Circuit BreakersSKU: E42B040 [R] [NS]

Purchase Options: Refurbished

E42B040 - 40Amp Circuit Breaker Description

E42B040 - 40Amp Circuit Breaker

The E42B040 Circuit Breaker from Siemens' distinguished SENTRON series is a high-performance solution designed to provide superior protection and reliability for your electrical systems. Equipped with a thermal-magnetic trip unit, this molded case circuit breaker is perfect for a range of commercial and industrial applications. Designed to operate efficiently at a standard temperature of 40å¡C, the E42B040 ensures consistent performance, safeguarding your electrical infrastructure in even the most challenging environments.

Key Features and Benefits:

  • Thermal-Magnetic Trip Unit: Offers precise protection against overloads and short circuits, ensuring the safety and longevity of your electrical systems.
  • Standard 40å¡C Operation: Maintains reliable performance in diverse environmental conditions, providing consistent protection.
  • High Interrupting Capacity: Rated at 25KAIC at 240V, offering superior fault protection and ensuring system reliability.
  • Versatile Wire Range: Supports 10 - 1/0 AWG (copper/aluminum) conductors, providing flexibility in installation.

Technical Specifications:

  • Amperage: 40A
  • Poles: 2
  • Interrupting Capacity: 25KAIC at 240V
  • Wire Range: 10 - 1/0 AWG (CU/AL)
  • Dimensions: 2 x 6.35 x 3.92 inches (W x H x D)
  • Net Weight: 2.701 lbs

Material Compliance and Certifications:

  • UL 489 and IEC 60947-2 Standards: Complies with stringent global standards for electrical safety and performance.
  • RoHS Compliance: Adheres to environmental regulations, ensuring no hazardous substances are used, promoting sustainability and eco-friendly installations.

Suitability:

  • The E42B040 Circuit Breaker is ideally suited for use in commercial buildings, industrial facilities, and critical infrastructure projects. Its robust design and reliable performance make it a top choice for protecting essential electrical components such as lighting, HVAC systems, and more. Whether you are upgrading an existing system or planning a new installation, the E42B040 provides the safety and reliability you need to keep your operations running smoothly.

 

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. All trademarks and registered trademarks are the property of their respective owners.

Specifications

  • Width:2.0
  • Height:6.35
  • Depth:3.92
  • Poles:2
  • Amperes:40
  • A.I.C. Rating & Volts:18k @ 480VAC; 25k @ 240VAC
  • Type:E42
  • Approx Dimensions:2.00"W x 6.35"L x 3.92"D
  • Additional Notes:40å¼C, HACR rated, Molded Case Circuit Breaker. Bolt-On. Includes load-side terminals.

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).

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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).

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