SIEMENS ED42B125LAESB Molded Case Circuit Breaker 480V 125A

The SIEMENS ED42B125LAESB is a 2-pole molded case circuit breaker designed for standard 40°C applications. It operates at 480 volts AC with a continuous current rating of 125 amperes. This breaker is equipped with line and load lugs installed, suitable for use in electrical distribution systems requiring reliable overcurrent protection. It is compatible with Siemens accessories such as the S07ED62A actuator and is designed for use in varying enclosure types. The breaker supports 50/60 Hz frequency and has an interrupting rating of 18 kAIC, making it appropriate for commercial and industrial electrical installations. Siemens, a recognized electrical distributor and switchgear supplier, manufactures this breaker to meet UL 489 and CSA C22.2 No. 5 standards.

Specifications

• Manufacturer: Siemens
• Manufacturer Part #: ED42B125LAESB
• Frame: ED
• Number of Poles: 2
• Voltage Rating: 480V AC
• Continuous Current Rating: 125A
• Interrupting Rating: 18 kAIC
• Frequency Rating: 50/60 Hz
• Operating Temperature: 40°C
• Connection: Line/Load lugs installed
• Dimensions (W x H x L): 7 in x 6 in x 3 in
• Product Weight: 3.8 lbs
• Actuator: S07ED62A Accessory
• Enclosure: Varying
• UPC: 783643203464

Features

• Standard 40°C rated breaker for reliable performance in typical electrical systems
• Line and load lugs factory installed for ease of wiring and installation
• Compact ED frame size suitable for panelboards and switchboards
• Compatible with Siemens accessories for enhanced control and operation
• Meets UL 489 and CSA C22.2 No. 5 safety and performance standards
• Supports reverse connection according to Siemens product guidelines

Downloads & Links

• Spec Sheet
• Spec Sheet