HED42B080 - 80Amp Circuit Breaker

HED42B080 - 80Amp Circuit Breaker

The Siemens HED42B080 is an 80 Amp, 2-pole molded case circuit breaker designed for compatible Siemens SENTRON ED frame applications. This breaker features a thermal magnetic trip unit and is rated for 480V systems with a 42kAIC interrupting capacity, making it suited for electrical distribution applications where matching your existing equipment specifications is essential. With a load lug connection configuration and support for copper and aluminum conductors, the HED42B080 provides a practical solution for maintaining the original form, fit, and function of compatible installations.

Key Features and Benefits

• 80 Amp, 2-pole Siemens ED frame circuit breaker
• Thermal magnetic trip unit for overload and short-circuit protection
• 480V rated voltage
• Load lug connection configuration
• Accepts 10–1/0 AWG copper or aluminum conductors
• Molded case circuit breaker construction
• Designed for compatible Siemens SENTRON low voltage applications
• Meets UL 489 and IEC 60947-2 standards

Technical Specifications

• Catalog Number: HED42B080
  
• Manufacturer Part Number: HED42B080
  
• Product Type: Molded case circuit breaker
  
• Frame Type: ED Frame
  
• Amperage Rating: 80 Amps
  
• Poles: 2
  
• Voltage Rating: 480V
  
• Trip Unit: Thermal magnetic
  
• Interrupting Rating: 42kAIC at 480V
  
• Terminal Configuration: Load lugs only
  
• Wire Range: 10–1/0 AWG CU/AL
  
• Dimensions: 2 in W x 6.35 in H x 3.92 in D
  
• Net Weight: 2.8 lb
  
• UPC: 783643210042
  
• Country of Origin: Mexico
  

Material Compliance and Certifications

The Siemens HED42B080 is manufactured as a low-voltage molded case circuit breaker meeting applicable UL 489 and IEC 60947-2 standards.

Always confirm the existing equipment specifications before installation, including breaker frame, voltage, poles, terminal configuration, and conductor requirements.

Where It Works Best

• Siemens ED frame distribution equipment
• 480V electrical distribution systems
• Two-pole circuit protection applications
• Commercial and industrial electrical maintenance projects
• Replacement applications requiring matching breaker specifications
• Installations using copper or aluminum conductors within the listed wire range
• Legacy electrical systems where maintaining original breaker fit and function is required