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Square D A1L120 - Molded Case 20A 1-Pole Breaker

Square D
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Save $-400.72
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Square D A1L120 is a molded case circuit breaker from the A1L Series, designed to provide thermal-magnetic overcurrent protection for commercial and industrial low-voltage circuits. This single-pole breaker is rated for 120V and 20A, with a 10kA interrupting capacity at 120V, and utilizes a LI (Long-Time and Instantaneous) trip function for precise protection. The unit features a feed-through connection, weighs 1 lb, and is built with a compact, standard frame for easy installation in panelboards and distribution systems. It complies with UL 489 and ANSI C37 standards, ensuring reliable performance in demanding environments. Typical applications include use in panelboards, control panels, and distribution systems where space and dependability are critical.

Key Features & Specifications
  • Manufacturer: Square D
  • Item Subcategory: Molded Case
  • Family: A1L Series
  • Type: A1L
  • Weight: 1 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 120V
  • Poles: 1
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • AIC rating: 10kA@120V
  • Phase: 1
  • Current Rating: 20A
  • Mounting Type: Feed-Through
  • Frame: Standard
  • Application: Commercial, Industrial
  • Certifications: UL 489, ANSI C37


Part Number: A1L120