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Square D MHL36300V - Molded Case 300A 600V 3-Pole

Square D
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Save $-2,765.66
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Square D MHL36300V is a 3-pole, 300-amp molded case circuit breaker from the MHL Series, designed to provide thermal magnetic protection for commercial and industrial power distribution systems. It operates at a voltage rating of 600VAC and 250VDC, with a high interrupting capacity of 65kA at 480VAC. The breaker features a feed-thru connection type, an M Frame size, and a non-interchangeable LI (Long-Time and Instantaneous) trip unit, housed in a compact enclosure measuring 12.86 inches high, 8.27 inches wide, and 8.05 inches deep, weighing 40 lb. It complies with industry standards for molded case circuit breakers, ensuring reliable overcurrent protection. This unit is suitable for use in switchboards, panelboards, and other power distribution equipment requiring robust circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Square D
  • Series: MHL
  • Poles: 3
  • Current Rating: 300A
  • Voltage Rating: 600VAC, 250VDC
  • Interrupt Rating: 65kA @ 480V
  • Frame Size: M Frame
  • Trip Unit: Thermal Magnetic, Non-Interchangeable LI (Long-Time and Instantaneous)
  • Connection Type: Feed-Thru
  • Mounting Type: Feed-Thru
  • Phase: 3
  • Dimensions: Depth 8.05 in (204.47 mm), Width 8.27 in (210.06 mm), Height 12.86 in (326.64 mm)
  • Weight: 40 lb


Part Number: MHL36300V