E42B070L - 70Amp Circuit Breaker

E42B070L - 70Amp Circuit Breaker

When maintaining electrical distribution equipment, matching the original circuit breaker specifications is essential for proper fit and function. The E42B070L molded case circuit breaker is a 70 amp, 2-pole Type E42 breaker designed for use in compatible commercial and industrial electrical systems. Whether you're replacing a failed breaker during an unexpected outage or performing scheduled maintenance on existing equipment, this breaker offers the electrical ratings and physical characteristics needed for applications requiring a direct replacement.

Featuring a molded-case design and supplied with both line-side and load-side terminals, the E42B070L simplifies installation in compatible assemblies. It is rated for 25 kA at 240 VAC and 18 kA at 480 VAC, making it suitable for a variety of power distribution and branch-circuit protection applications. This breaker is also HACR rated, allowing its use in qualifying heating, ventilation, air conditioning, and refrigeration systems where applicable.

Key Features and Benefits

• 70 amp current rating for branch and feeder circuit protection
• 2-pole configuration for compatible electrical systems
• Type E42 molded case circuit breaker
• Includes both line-side and load-side terminals
• HACR rated for qualifying HVAC and refrigeration applications
• Interrupting rating of 25kA at 240VAC
• Interrupting rating of 18kA at 480VAC
• Designed for form, fit, and functional replacement applications
• Suitable for commercial, industrial, and facility maintenance projects
• Built to last in everyday operating environments
• Rated for operation in ambient temperatures up to 40°C (104°F)

Technical Specifications

• Part Number: E42B070L
  
• Type: E42
  
• Circuit Breaker Type: Molded Case Circuit Breaker
  
• Amperage: 70 Amps
  
• Poles: 2
  
• A.I.C. Rating: 25kA @ 240VAC; 18kA @ 480VAC
  
• Temperature Rating: 40°C (104°F)
  
• HACR Rated: Yes
  
• Included Terminals: Line-Side and Load-Side Terminals
  
• Width: 2.0 in.
  
• Height: 6.35 in.
  
• Depth: 3.92 in.
  
• Dimensions: 2.0"W x 6.35"H x 3.92"D
  
• Approximate Ship Weight: 4.31 lbs.
  

Material Compliance and Certifications

• HACR rated for qualifying heating, ventilation, air conditioning, and refrigeration applications
• Molded case circuit breaker construction
• Rated for operation in ambient temperatures up to 40°C (104°F)
• Designed for use within published electrical ratings and specifications
• Intended for installation in accordance with applicable electrical codes and equipment requirements

Where It Works Best

The E42B070L 70A 2-pole circuit breaker is commonly used in commercial buildings, manufacturing facilities, warehouses, office complexes, HVAC equipment, refrigeration systems, and electrical distribution panels that require a compatible Type E42 breaker. It is particularly well-suited for maintenance and replacement projects where matching the original circuit breaker's electrical ratings, physical dimensions, and configuration is necessary to preserve the system's intended operation.

For electricians, maintenance teams, and facility managers responsible for keeping existing equipment in service, the E42B070L provides a dependable replacement option that meets original system requirements and supports the continued operation of compatible electrical installations.