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Littelfuse SPFJ-300 - SPFJ Fuse 300A (600VAC/1000VDC)

Littelfuse
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Littelfuse SPFJ-300 is a high-performance fuse designed for providing robust overcurrent protection in demanding industrial power circuits. It features a 300A current rating and dual voltage ratings of 600VAC and 1000VDC, ensuring reliable operation across a wide range of electrical systems. The fuse is constructed as a single-pole, bolt-on component with a weight of 5.19 lb, built for durability and secure installation. It complies with RoHS standards and carries major safety certifications including UL, IEC, VDE, and cUL, meeting stringent international requirements. Typical applications include protecting industrial equipment, power distribution systems, and DC installations where high interrupting ratings of 200kA at 600VAC and 10kA at 1000VDC are critical for safety.

Key Features & Specifications
  • Type: SPFJ Class, single-pole, bolt-on connection fuse
  • Voltage Rating: 600VAC, 1000VDC
  • Current Rating: 300A
  • AIC Rating: 200kA @ 600VAC, 10kA @ 1000VDC
  • Standards: RoHS Compliant
  • Certification: UL, IEC, VDE, cUL
  • Connection: Bolt-On
  • Poles: 1
  • Weight: 5.19 lb


Product Identification
  • UPC: 007945894928
  • GTIN: 00079458949285