SIEMENS ED43B125LAEAESB Breaker ED4 3P 480V 125A - Molded Case Circuit Breaker

The SIEMENS ED43B125LAEAESB is a 3-pole molded case circuit breaker designed for standard 40°C applications. This breaker is suitable for use in electrical distribution systems requiring reliable overcurrent protection at 480V AC and 125A continuous current rating. It features line/load lugs installed for secure electrical connections and is compatible with various enclosure types. Ideal for electrical distributors and switchgear suppliers, this breaker integrates seamlessly into lighting solutions, wire and cable assemblies, and industrial electrical systems.

Specifications

• Manufacturer: Siemens
• Catalog Number: ED43B125LAEAESB
• Frame: ED
• Number of Poles: 3
• Voltage Rating: 480V AC
• Current Rating: 125A
• Interrupt Rating: 18KAIC
• Frequency Rating: 50/60 Hz
• Operating Temperature: 40¬∞C
• Connection Type: Line/Load lugs installed
• Dimensions (W x H x L): 7.0 in x 6 in x 4.0 in
• Product Weight: 4.2 lbs
• Actuator Model: S07ED62AA
• Enclosure: Varying
• UPC: 783643203990

Features

• Standard 40¬∞C rated molded case circuit breaker
• Line/load lugs factory installed for ease of wiring
• Non-interchangeable trip unit for enhanced safety and compliance with UL 489 / CSA C22.2 No. 5
• Compatible with multiple enclosure types for flexible installation
• Thermal-magnetic trip unit providing reliable overcurrent protection
• Suitable for reverse feed applications
• Compact dimensions facilitating integration in panelboards and switchboards

Downloads & Links

• Spec Sheet
• Spec Sheet