EF2B070 - 70Amp Circuit Breaker

EF2B070 - 70 Amp Circuit Breaker

When you’re maintaining an existing electrical system, the last thing you want is guesswork. The EF2B070 molded case circuit breaker gives you a straightforward, dependable replacement option that matches the form, fit, and function required for EF2 frame setups. Built for 70-amp applications and rated for up to 600VAC, this breaker is designed to drop into compatible systems without forcing modifications or compromises. Whether you’re handling routine maintenance or addressing a failure in the field, this unit helps you keep things moving. It operates comfortably in standard 40°C environments and delivers the interrupting capacity needed for commercial and industrial systems. Simply put—it does the job it’s meant to do, and it’s built to keep doing it.

Key Features and Benefits

• 70 Amp rating supports consistent protection for medium-load circuits
• 2-pole configuration works across a wide range of commercial and industrial applications
• Interrupting capacity rated for real-world conditions:
  • 14k A.I.C. @ 600VAC
  • 14k A.I.C. @ 480VAC
  • 18k A.I.C. @ 240VAC
• EF2 frame type ensures proper alignment and installation in compatible equipment
• Designed for operation in environments up to 40°C
• Molded case construction built to last through everyday use
• Helps maintain existing systems without redesigning or retrofitting panels

Technical Specifications

• Part Number: EF2B070
• Poles: 2
• Amperage: 70A
• Frame Type: EF2
• Voltage Ratings: 240VAC, 480VAC, 600VAC
• Interrupting Capacity (A.I.C.):
  • 14k @ 600VAC
  • 14k @ 480VAC
  • 18k @ 240VAC
• Operating Temperature Rating: 40°C
• Breaker Type: Molded Case Circuit Breaker
• Approximate Shipping Weight: 3 lbs
• Height: 6.0 inches

Material Compliance and Certifications

• Manufactured to meet applicable industry standards for molded case circuit breakers
• Suitable for installations requiring properly rated overcurrent protection devices
• Supports compliance with standard electrical codes when used in approved configurations

Where It Works Best

• The EF2B070 is a solid fit for commercial buildings, manufacturing facilities, and institutional systems where EF2 frame breakers are already in place. It’s especially useful for maintenance teams, electricians, and contractors who need a reliable replacement that fits correctly the first time—without reworking the panel or second-guessing compatibility.