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800MS-JG2BLA

United Fuses
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Square D 800MS-JG2BLA is a 3-pole molded case circuit breaker designed for reliable overload and short-circuit protection in commercial and industrial power distribution systems. It is rated for 800A at 600V AC with a 100kA interrupting capacity, utilizing a thermal-magnetic trip unit for precise fault response. The breaker weighs 5.19 lb and is constructed for panelboard or switchgear mounting, ensuring robust physical durability. It complies with UL 489 standards for safety and performance in demanding electrical environments. Typical applications include high-reliability power distribution in industrial facilities and commercial buildings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Amperage: 800A
  • Poles: 3
  • Voltage: 600V AC
  • Interrupt Rating: 100kAIC
  • Frame: JG
  • Mounting Type: Panelboard/Switchgear
  • Trip Unit: Thermal-Magnetic
  • Certifications: UL 489
  • Weight: 5.19 lb


Square D 800MS-JG2BLA - 3-Pole 800A MCCB 600V AC 100kAIC