ED43B035L - 35Amp Circuit Breaker

ED43B035L - 35Amp Circuit Breaker

When you need to maintain an existing electrical distribution system, choosing the correct replacement breaker is essential. The Siemens ED43B035L is a 35 Amp, 3-pole molded case circuit breaker designed to provide dependable overload and short-circuit protection in compatible commercial and industrial applications. Part of the trusted Siemens Sentron ED frame family, this breaker combines a thermal magnetic trip unit with an 18kA interrupting rating at 480V AC, helping protect electrical equipment while preserving the original design of your system.

Whether you're replacing a failed breaker during maintenance or keeping spare inventory for future service, the Siemens ED43B035L offers the correct form, fit, and function for compatible ED-frame applications. Built to last, it helps keep existing electrical systems operating safely and efficiently.

Key Features and Benefits

• Siemens Sentron ED frame molded case circuit breaker
• 35 Amp continuous current rating
• Three-pole design for three-phase electrical systems
• Thermal magnetic trip unit provides both overload and instantaneous short-circuit protection
• Rated for 480V AC applications
• 18kA interrupting capacity (18kAIC) at 480V AC
• Includes factory-installed line and load side lugs (LN1E100)
• Accepts 10 AWG to 1/0 AWG copper or aluminum conductors
• Designed for standard 40°C ambient operating conditions
• Built to last for long-term service in compatible electrical distribution equipment
• Form, fit, and functional replacement for compatible Siemens ED-frame circuit breakers
  

Technical Specifications

• Manufacturer: Siemens
  
• Catalog Number: ED43B035L
  
• Product Type: Molded Case Circuit Breaker
  
• Series: Sentron ED Frame (ED4)
  
• Trip Unit: Thermal Magnetic
  
• Current Rating: 35 Amps
  
• Voltage Rating: 480V AC
  
• Poles: 3
  
• Interrupting Rating: 18kAIC at 480V AC
  
• Terminal Type: Line and Load Side Lugs (LN1E100)
  
• Wire Range: 10 AWG to 1/0 AWG Copper/Aluminum
  
• Ambient Rating: 40°C
  
• Dimensions:
  • Width: 3.00 in.
  • Height: 6.35 in.
  • Depth: 3.92 in.
• Weight: 2.998 lbs.
  
• Country of Origin: Mexico

Material Compliance and Certifications

The Siemens ED43B035L is manufactured in accordance with UL 489 and IEC 60947-2 standards for molded case circuit breakers, helping ensure compliance with widely recognized safety and performance requirements. The breaker also supports WEEE (2012/19/EU) take-back obligations where applicable. Installation should always be performed by qualified personnel following the National Electrical Code (NEC) and applicable local electrical codes.

Where It Works Best

• Commercial buildings
• Industrial facilities
• Manufacturing plants
• Electrical distribution panels
• Switchboards
• Three-phase 480V AC power systems
• Maintenance and repair of compatible Siemens ED-frame installations
• OEM equipment requiring a 35 Amp, 3-pole molded case circuit breaker
• Applications requiring line and load side lug connections