Skip to content
  • Product Image of E43B015 - 15Amp Circuit Breaker #1
** Picture is for identification purposes only and may not represent the actual amperage of the product listed **
scroll for more

E43B015 - 15Amp Circuit Breaker

  • 15 Amp
  • 18k @ 480VAC; 25k @ 240VAC
  • 3 Pole
Circuit BreakersSKU: E43B015 [NS]

Purchase Options: New Surplus

E43B015 - 15Amp Circuit Breaker Description

E43B015 - 15Amp Circuit Breaker

Finding the right replacement circuit breaker can save valuable time when maintaining an existing electrical system. The E43B015 is a 15 Amp, 3-pole molded case circuit breaker designed for applications that require a Type E43 breaker with a bolt-on mounting configuration. Built for use in compatible commercial and industrial electrical systems, this breaker helps provide the form, fit, and function needed to keep equipment operating as intended.

Whether you're replacing a failed breaker, performing scheduled maintenance, or sourcing components for an electrical retrofit, the E43B015 offers a practical solution for maintaining system compatibility. Designed for operation in 40°C ambient environments, this molded case circuit breaker reflects the durable construction expected in commercial and industrial power distribution equipment.

Key Features and Benefits

  • 15 Amp current rating for branch circuit and equipment protection
  • 3-pole configuration for three-phase electrical systems
  • Type E43 molded case circuit breaker
  • Bolt-on mounting style for secure installation
  • Includes load-side terminals
  • HACR rated for qualifying HVAC and refrigeration equipment
  • Interrupting capacity of 25kA at 240VAC and 18kA at 480VAC
  • Designed for operation in 40°C ambient conditions
  • Supports form, fit, and functional replacement requirements
  • Suitable for commercial, industrial, and facility maintenance applications
  • Helps maintain compatibility with existing electrical equipment
  • Built to provide dependable service in demanding environments

Technical Specifications

  • Part Number: E43B015
  • Type: E43
  • Product Type: Molded Case Circuit Breaker
  • Amperage Rating: 15 Amps
  • Poles: 3
  • A.I.C. Rating: 25kA @ 240VAC; 18kA @ 480VAC
  • Mounting Style: Bolt-On
  • Operating Temperature: 40°C
  • HACR Rated: Yes
  • Included Accessories: Load-Side Terminals
  • Width: 3.0 in
  • Height: 6.35 in
  • Depth: 3.92 in
  • Dimensions: 3.0"W x 6.35"H x 3.92"D
  • Approximate Shipping Weight: 5.38 lbs

Material Compliance and Certifications

  • The E43B015 is a HACR-rated molded case circuit breaker designed for use within its specified electrical ratings.
  • Proper application and compatibility with the intended panelboard, switchboard, or electrical distribution equipment should be verified before installation.
  • All installation and maintenance work should be performed by qualified personnel and in accordance with applicable electrical codes and safety requirements.

Where It Works Best

  • Three-phase power distribution systems
  • Commercial buildings and office facilities
  • Manufacturing and industrial facilities
  • HVAC and refrigeration equipment requiring HACR-rated protection
  • Electrical panelboards and switchboards
  • Equipment maintenance and repair projects
  • Retrofit applications requiring compatible replacement components
  • Branch circuit protection for compatible electrical systems
  • Facility infrastructure maintenance programs

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:3.0
  • Height:6.35
  • Depth:3.92
  • Poles:3
  • Amperes:15
  • A.I.C. Rating & Volts:18k @ 480VAC; 25k @ 240VAC
  • Type:E43
  • Approx Dimensions:3.00"W x 6.35"L x 3.92"D
  • Additional Notes:40°C, 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).

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).

Why Us?

Free Shipping

Free shipping on orders over $100

100k+ Happy Customers

4.9 Google rating

Secure Shopping

Feel protected with every transaction