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Square D FHB16020A - Molded Case Circuit Breaker 20A 1-Pole

Square D
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Square D FHB16020A is a molded case circuit breaker from the I-Line family, designed for overcurrent protection in commercial and industrial electrical systems. This single-pole unit is rated for 20A at 600V AC and features a thermal-magnetic trip mechanism with LI (Long-Time and Instantaneous) trip functions for reliable fault response. The breaker measures 6.4 in (162.6 mm) in height, 1.5 in (38.1 mm) in width, and 4.13 in (104.90 mm) in depth, weighing 1 lb, with an I-Line style plug-in connection for direct panel mounting. It is UL Listed and CSA Certified, with an interrupting rating of 25kA at 480V AC, and operates within a temperature range of -13 to 158 °F (-25 to 70 °C). This circuit breaker is suitable for branch circuit protection in power distribution panels, lighting panels, and motor control centers.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case
  • Family: I-Line
  • Country of Origin: Mexico
  • Type: FHB
  • Dimensions: 6.4 in (162.6 mm) x 1.5 in (38.1 mm) x 4.13 in (104.90 mm) (Height x Width x Depth)
  • Weight: 1 lb
  • Functions: LI - Long-Time and Instantaneous Trip
  • Voltage Rating: 600V AC
  • Poles: 1
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC Rating: 25kA at 480V AC
  • Phase: 1
  • Temperature Rating: -13 to 158 °F (-25 to 70 °C)
  • Current Rating: 20A
  • Frame: H Frame
  • Certifications: UL Listed, CSA Certified