FA34070 **Old Style** 70 Amp Circuit Breaker

FA34070  **Old Style** 70 Amp Circuit Breaker

Introducing the FA34070 70 A Circuit Breaker—a high-quality, three-pole protection device engineered for commercial and industrial electrical systems. With a 480 V rating and I-Line mounting compatibility, this breaker delivers dependable overload and short-circuit control via its thermal-magnetic trip unit. Its compact size makes it a smart fit for panelboards where space efficiency matters, while its durable construction assures long-term service in demanding environments. Whether you’re upgrading power distribution or reinforcing critical HVAC, manufacturing or electrical-distribution gear, this model offers trustworthy performance you can rely on.

Key Features and Benefits

• High-capacity protection: Rated at 70 A, three-pole, with interrupting capacities of up to 18 kA at 480 V and 25 kA at 240 V—ideal when fault currents can spike.
• Reliable trip mechanism: Thermal-magnetic trip unit delivers precise and consistent response to overloads and short circuits, protecting both equipment and personnel.
• Simplified installation: I-Line plug-in mounting makes installation and panel change-outs fast and efficient, reducing downtime and labor cost.
• Space-efficient footprint: With dimensions approx. 6.4″ H × 4.5″ W × 4.13″ D, it accommodates tight panel layouts and maximizes usable space.
• Built to last: Engineered for industrial applications, this breaker stands up to challenging electrical environments with consistent performance.
  

Technical Specifications

• Rated current: 70 A
  
• Number of poles: 3 (3P)
  
• Rated system voltage: 480 V AC (also supports 250 V DC)
  
• Interrupting capacity:
  • 18 kA at 480 V AC
  • 25 kA at 240 V AC
• Magnetic hold current: 800 A
  
• Magnetic trip (instantaneous) current: 1,450 A
  
• Mounting mode: I-Line plug-in
  
• Electrical connections: I-Line connection (line side), lug connection (load side)
  
• Dimensions:
  • Height: 6.4 in (162.6 mm)
  • Width: 4.5 in (114.3 mm)
  • Depth: 4.13 in (104.9 mm)

Material Compliance and Certifications

• Certifications: UL Listed and CSA Certified for industrial and commercial use.
• Environmental Compliance: Meets Green Premium standards, RoHS/REACH compliant — reflecting a commitment to environmentally responsible design and materials.
• Durability: Durable construction suitable for demanding electrical systems, designed for long-life performance.
  

Where It Works Best

• This FA34070 breaker excels in settings where high reliability, fault-handling capacity and efficient panel-fit are crucial. It’s an excellent choice for:
  • Electrical distribution panels in commercial buildings and industrial facilities
  • HVAC installations, manufacturing equipment, and large motor control circuits
  • Panel retrofits where space is limited, but performance cannot be compromised
  • System upgrades where you need a proven 70 A, 3-pole device that handles high fault currents with ease