ED42B100L - 100Amp Circuit Breaker

ED42B100L - 100Amp Circuit Breaker

Looking for a dependable circuit breaker to help protect your electrical distribution system? The Siemens ED42B100L is a 100 Amp, 2-pole molded case circuit breaker designed for commercial and industrial applications where reliable overcurrent protection and equipment compatibility are essential. Built as part of the trusted Siemens Sentron ED frame family, this breaker features a thermal magnetic trip unit that responds to both overloads and short circuits, helping safeguard electrical equipment and minimize unexpected downtime. Rated for 480V AC with an 18kA interrupting capacity (18kAIC), the ED42B100L is intended as a form, fit, and functional replacement for compatible Siemens ED-frame systems. This model is factory-equipped with line and load side lugs (LN1E100) and accepts 10–1/0 AWG copper or aluminum conductors, providing installation flexibility for a wide range of applications.

Key Features and Benefits

• 100 Amp continuous current rating
• 2-pole configuration for 480V AC electrical systems
• Thermal magnetic trip unit provides protection against overloads and short circuits
• 18kA interrupting capacity (18kAIC) at 480V AC
• Factory-equipped with line and load side lugs (LN1E100)
• Accepts 10–1/0 AWG copper or aluminum conductors
• Designed for standard 40°C operating environments
• Form, fit, and functional replacement for compatible Siemens ED-frame equipment
• Built to last for long-term service in commercial and industrial applications
  

Technical Specifications

• Catalog Number: ED42B100L
  
• Manufacturer: Siemens
  
• Product Type: Molded Case Circuit Breaker
  
• Series / Frame: ED Frame (Sentron)
  
• Trip Unit: Thermal Magnetic
  
• Amperage Rating: 100 Amps
  
• Voltage Rating: 480V AC
  
• Number of Poles: 2
  
• Interrupting Rating: 18kAIC at 480V AC
  
• Terminal Type: Line and Load Side Lugs (LN1E100)
  
• Wire Range: 10–1/0 AWG Copper/Aluminum
  
• Reference Operating Temperature: 40°C
  
• Dimensions:
  • Width: 2.00 in.
  • Height: 6.35 in.
  • Depth: 3.92 in.
• Weight: 2.712 lb.
  
• Product Family: ED4 18kAIC, 480VAC
  
• Country of Origin: Mexico
  

Material Compliance and Certifications

• The Siemens ED42B100L is manufactured to meet UL 489 and IEC 60947-2 standards for molded case circuit breakers, helping ensure compliance with recognized electrical safety and performance requirements. This breaker is also subject to WEEE (2012/19/EU) take-back obligations where applicable, and Siemens provides REACH Article 33 information to support material transparency. RoHS compliance information is not specified by the manufacturer for this catalog number.
• For proper installation and safe operation, this circuit breaker should be installed by qualified electrical personnel in accordance with the National Electrical Code (NEC) and all applicable local electrical codes.
  

Where It Works Best

• Siemens ED-frame panelboards and compatible electrical distribution equipment
• Commercial and industrial electrical systems
• 480V AC branch circuit protection
• Manufacturing facilities, warehouses, and commercial buildings
• Maintenance and repair of existing electrical systems
• Replacement of compatible Siemens ED-frame molded case circuit breakers
• Applications requiring a 100 Amp, 2-pole breaker with an 18kA interrupting capacity
• Installations requiring line and load side lug connections
• Projects where maintaining original equipment compatibility is important