ED42B070 - 70Amp Circuit Breaker

ED42B070 - 70 Amp Circuit Breaker

The ED42B070 Sentron™ Style Molded Case Circuit Breaker is a dependable solution for protecting electrical distribution systems that require consistent performance and high interrupting capacity. Designed with a 70-amp rating and a 2-pole configuration, this bolt-on circuit breaker fits ED4 frame panelboards and switchboards where space efficiency and reliable overcurrent protection are essential. With interrupting ratings of 18kA at 480VAC and 65kA at 240VAC, the ED42B070 helps safeguard electrical equipment from overloads and short circuits in demanding commercial and industrial environments. It operates at a 40°C calibration standard, is HACR rated for heating, air conditioning, and refrigeration equipment, and supports reverse feed applications, making it a versatile choice for contractors and maintenance professionals. The unit also includes load-side terminals, helping simplify installation and reducing setup time in new or replacement installations.

Key Features and Benefits

• 70 Amp, 2-Pole Protection – Designed to protect circuits carrying up to 70 amps while managing multi-phase electrical loads.
• High Interrupting Capacity – Rated 18kA at 480VAC and 65kA at 240VAC to help limit damage during fault conditions.
• Bolt-On Mounting Design – Provides a secure connection to compatible panelboards for stable, long-term performance.
• Sentron Style Molded Case Construction – Built for dependable operation in commercial and industrial power distribution systems.
• HACR Rated – Approved for use with heating, air conditioning, and refrigeration equipment.
• Reverse Feed Capable – Suitable for installations where line and load orientation may be reversed.
• Included Load-Side Terminals – Helps streamline installation and wiring.
• ED4 Frame Compatibility – Designed to integrate with panelboards and switchboards requiring the ED4 frame format.

Technical Specifications

• Part Number: ED42B070
  
• Frame Type: ED4
  
• Breaker Type: Sentron Style Molded Case Circuit Breaker
  
• Poles: 2
  
• Amperage Rating: 70 Amps
  
• Interrupting Rating:
  • 18kA @ 480VAC
  • 65kA @ 240VAC
• Mounting Style: Bolt-On
  
• Temperature Rating: Calibrated at 40°C
  
• HACR Rating: Yes
  
• Reverse Feed: Suitable
  
• Included Accessories: Load-side terminals
  
• Approximate Shipping Weight: 2.0 lbs
  
• Height: 6.35 inches
  

Material Compliance and Certifications

• Industry Standards: The ED42B070 circuit breaker is manufactured to meet widely recognized electrical safety and performance expectations for molded case circuit breakers used in commercial and industrial power systems.
• UL and Industry Performance Standards: Units in this category are typically built to comply with UL and industry performance standards for circuit protection, ensuring reliable operation, safe fault interruption, and compatibility with properly rated electrical distribution equipment when installed according to applicable electrical codes.
  

Where It Works Best

• Commercial electrical distribution panels
• Industrial control panels and machinery power circuits
• HVAC and refrigeration systems requiring HACR-rated protection
• Facilities with higher available fault current where elevated AIC ratings are required
• Maintenance replacements for compatible ED4 frame panelboards and switchboards