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800FM-LMM43 - Class L Fuse 800A 600V (200kA AIC)

United Fuses
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The 800FM-LMM43 is a high-capacity Class L fuse designed for primary overcurrent protection in industrial power distribution systems. It is rated for 800 amps at 600 volts AC, providing robust short-circuit interruption with a 200,000 AIC rating. This fuse weighs 5.19 lb and features a compact, non-renewable design with a ferrule terminal connection for secure installation. It complies with UL 248-10 and CSA standards, ensuring reliable performance in demanding environments. Typical applications include service entrance equipment, feeder circuits, and large motor protection in manufacturing plants and commercial facilities.

Key Features & Specifications
  • Type: Class L, non-renewable, ferrule terminal
  • Voltage Rating: 600 V AC
  • Current Rating: 800 A
  • Dimensions: Not specified
  • Standards: UL 248-10, CSA
  • Applications: Service entrance, feeder circuits, motor protection
  • Switch Type: Not applicable
  • Configuration: Not specified
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: Not specified
  • Voltage: 600 V AC
  • Amperage: 800 A
  • AIC rating: 200,000 A
  • Connection: Ferrule
  • Poles: Not specified
  • Protection: Overcurrent
  • Functions: Short-circuit interruption
  • Frame Size: Not specified
  • Trip Type: Not applicable
  • Panel Type: Not specified
  • Breaker Type: Not applicable
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: L
  • Insulation Temperature: Not specified
  • Inductance: Not applicable
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not applicable
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Not specified
  • Hz: Not specified
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 800 A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not applicable
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Not applicable
  • Terminal Connection: Ferrule
  • Frequency Rating: Not specified
  • Phase Connection: Not specified
  • Standards: UL 248-10, CSA
  • Compatible Frames: Not specified
  • Installation Type: Not specified
  • Item QTY: Not specified
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not applicable
  • Current Rating: 800 A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available