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Eaton HFD4070 - Molded Case Circuit Breaker 70A 4-Pole 600V

Cutler Hammer
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Eaton HFD4070 is a 4-pole molded case circuit breaker from the Series C family, designed to provide LI (Long-Time and Instantaneous) protection for low-voltage distribution systems. This 70A unit operates at a maximum voltage rating of 600 VAC and features a thermal-magnetic trip mechanism with fixed settings for reliable overcurrent protection. The F Frame breaker weighs 7 lb and utilizes a bolt-on connection for secure mounting in panelboards and switchboards. It complies with industry standards for 50/60 Hz applications and offers interrupting ratings of 100 kAIC at 240V and 65 kAIC at 480V. Typical industrial applications include motor control centers, lighting panels, and branch circuit protection in commercial and manufacturing facilities.

Key Features & Specifications
  • Manufacturer: Eaton
  • Item Subcategory: Molded Case
  • Family: Series C
  • Type: HFD
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: F Frame
  • Weight: 7 lb
  • Voltage Rating: 600 VAC
  • Poles: 4
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 70A
  • Amperage Rating: 70A
  • Trip Type: Fixed thermal-fixed magnetic
  • Mounting: Bolt-on
  • Frequency: 50/60 Hz
  • Interrupting Rating: 100 kAIC @ 240V, 65 kAIC @ 480V