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Square D KC321501021 - 3-Pole 150A Molded Case Circuit Breaker 240V

Square D
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Square D KC321501021 is a molded case circuit breaker engineered for overcurrent protection in industrial and commercial power distribution systems. This three-pole breaker is rated for 150A at 240V, built on a robust 250A frame to ensure reliable performance under demanding electrical loads. The unit weighs 5.19 lb and features a standard mounting design for straightforward installation in compatible Square D panels. It complies with industry standards for safety and durability, making it suitable for protecting critical circuits in manufacturing facilities, commercial buildings, and other electrical infrastructure.

Key Features & Specifications
  • Manufacturer: Square D
  • Part Number: KC321501021
  • Series/Frame: KC
  • Poles: 3
  • Amperage: 150A
  • Voltage: 240V
  • Frame Amps: 250A
  • Mounting Type: Standard
  • Weight: 5.19 lb