E43B015L - 15Amp Circuit Breaker

E43B015L - 15 Amp Circuit Breaker

The E43B015L molded case circuit breaker is designed to provide dependable circuit protection in commercial and industrial electrical distribution systems. Built on the E43 frame platform, this 3-pole, 15-amp breaker helps safeguard equipment and wiring from overloads and short circuits while maintaining stable performance in demanding environments. With interrupting capacities of 18kA at 480VAC and 25kA at 240VAC, it offers the fault-clearing capability needed for many modern power systems. Rated for 40°C operation and HACR applications, the E43B015L is well suited for heating, air conditioning, and refrigeration equipment as well as general distribution panels. Line and load-side terminals are included, simplifying installation and helping technicians get systems back online quickly. Its molded case design provides reliable insulation and consistent tripping characteristics, making it a practical choice for maintenance teams, facility managers, and electrical professionals seeking dependable overcurrent protection.

Key Features and Benefits

• 15 Amp Rating – Ideal for protecting branch circuits and connected equipment from overload conditions.
• 3-Pole Configuration – Designed for three-phase electrical systems commonly used in commercial and industrial facilities.
• High Interrupting Capacity – Rated 18kA at 480VAC and 25kA at 240VAC for dependable fault protection.
• HACR Rated – Suitable for heating, air conditioning, and refrigeration equipment installations.
• 40°C Ambient Rating – Maintains reliable operation in typical electrical room and panelboard environments.
• Molded Case Construction – Provides durable insulation and consistent performance in demanding applications.
• Included Terminals – Comes with line and load-side terminals to simplify installation and maintenance.

Technical Specifications

• Part Number: E43B015L
  
• Frame Type: E43
  
• Breaker Type: Molded Case Circuit Breaker
  
• Poles: 3
  
• Current Rating: 15 Amperes
  
• Interrupting Capacity:
  • 18kA @ 480VAC
  • 25kA @ 240VAC
• Operating Temperature Rating: 40°C
  
• HACR Rated: Yes
  
• Included Components: Line and load-side terminals
  
• Approximate Shipping Weight: 2.0 lbs
  
• Dimensions (Height): 6.35 inches
  

Material Compliance and Certifications

• Industry Standards: The E43B015L molded case circuit breaker is manufactured to meet recognized industry safety and performance standards for low-voltage circuit protection devices. Molded case breakers in this class are typically designed to align with UL and applicable electrical safety requirements, supporting dependable performance in commercial and industrial electrical systems when installed according to code.

Where It Works Best

• This breaker is a practical choice for a wide range of power distribution setups, including:
• Commercial panelboards and distribution panels
• Industrial machinery circuits requiring 15-amp protection
• HVAC systems and refrigeration equipment (HACR applications)
• Maintenance replacements in existing three-phase electrical systems
• Facility power systems where reliable short-circuit and overload protection is essential
• Engineered for consistent performance and straightforward installation, the E43B015L 3-pole 15A molded case circuit breaker helps maintain electrical system safety while supporting the daily demands of commercial and industrial operations.