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Square D KH26090BC - Molded Case 90A 2-Pole Breaker (600V)

Square D
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Square D KH26090BC is a 2-pole, 90 amp I-Line molded case circuit breaker designed for overcurrent protection in commercial and industrial power distribution systems. It operates at a voltage rating of 600V AC and provides a 35kA interrupting capacity at 480V, with a thermal-magnetic trip unit offering Long-Time and Instantaneous (LI) protection functions. The unit weighs 13 lb and features an I-Line style plug-in connection for straightforward mounting in compatible switchgear lineups. It is UL Listed and CSA Certified, meeting rigorous industry standards for safety and reliability. This single-phase breaker is typically applied in panelboards and switchboards requiring dependable branch circuit protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: I-Line
  • Type: KH
  • Weight: 13 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 2
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC rating: 35kA@480V
  • Phase: 1
  • Current Rating: 90A
  • Part Number: KH26090BC
  • Frame: K
  • Amperage: 90 Amps
  • Mounting Type: I-Line Plug-In
  • Interrupt Rating: 25kA @ 240V, 18kA @ 480V, 14kA @ 600V
  • Trip Unit: Thermal-Magnetic
  • Certifications: UL Listed, CSA Certified
  • Application: Commercial, Industrial