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Square D MAL36450V - 3 Pole 450A Circuit Breaker (600V M Frame)

Square D
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Square D MAL36450V is a 450 Amp, 600 Volt, 3 Pole thermal magnetic molded case circuit breaker from the MAL Series, designed for reliable overcurrent protection in industrial power distribution systems. It utilizes an M Frame with a LI (Long-Time and Instantaneous) trip function and feed-thru connection via line and load lugs, providing interrupting ratings of 42 kA at 240 VAC, 30 kA at 480 VAC, and 22 kA at 600 VAC. Weighing 40 lb, this three-phase breaker is UL Listed and CSA Approved, ensuring compliance with industry safety standards for use in switchboards, panelboards, and motor control centers.

Key Features & Specifications
  • Manufacturer: Square D
  • Part Number: MAL36450V
  • Current Rating: 450 Amps
  • Voltage Rating: 600 Volts AC
  • Poles: 3
  • Phase: 3
  • Protection: Thermal Magnetic
  • Frame Type: M Frame
  • Functions: LI - Long-Time and Instantaneous
  • Connection Type: Feed-Thru (Line and Load Lugs)
  • Interrupting Rating: 42 kA at 240 VAC, 30 kA at 480 VAC, 22 kA at 600 VAC
  • Weight: 40 lb
  • Certifications: UL Listed, CSA Approved


Product ID: MAL36450V