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Allen-Bradley 1492-SM6X9-H281-290 - 1-Pole 40A Miniature Breaker (277V AC)

Allen-Bradley
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Allen-Bradley 1492-SM6X9-H281-290 is a 1-pole miniature circuit breaker engineered for overcurrent and short-circuit protection in industrial and commercial electrical systems. It is rated for 40 amperes at 277V AC with a 10 kA interrupting capacity, utilizing a thermal-magnetic trip unit to safeguard against overloads and faults. The unit weighs 5.19 lb and is designed for DIN rail mounting, featuring an IP20 finger-safe enclosure for secure installation. It complies with UL 489 and IEC 60947-2 standards, holding UL and CSA certifications for safety and performance. This circuit breaker is suitable for branch circuit protection in control panels, distribution boards, and machinery applications.

Key Features & Specifications
  • Manufacturer: Allen-Bradley
  • Item Subcategory: Parts & Accessories
  • Weight: 5.19 lb
  • Amperage: 40 A
  • Voltage Rating: 277 V AC
  • Poles: 1
  • Mounting Type: DIN Rail
  • Interrupt Rating: 10 kA
  • Trip Unit: Thermal Magnetic
  • Series/Frame: 1492 Miniature Circuit Breaker
  • Certifications: UL Listed, CSA Certified, IEC Compliant
  • Standards: UL 489, IEC 60947-2
  • IP Rating: IP20 finger-safe design


1492-SM6X9-H281-290