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Class T Fuses

Class T Fuses: High-Capacity, Space-Saving Protection for Short-Circuit Applications

Class T fuses are compact, space-saving fuses designed to provide superior current-limiting protection against short circuits, offering excellent protection for components. These fuses are commonly used in electric heat circuits, load centers, disconnect switches, and meters, making them ideal for system upgrades when existing circuit breakers cannot handle large short-circuit currents. Their small size allows easy installation in panelboards and control centers. With a maximum operating voltage of 160VDC and an interrupting capacity of 20,000A, Class T fuses are perfect for protecting large battery banks, including Lithium-Ion and TPPL batteries. These fuses are compatible with Blue Sea Systems Class T Fuse Holders and are UL listed to standard 248-15, ensuring reliability and safety in high-capacity applications.


  • Maximum Operating Voltage: 160VDC.
  • Interrupting Capacity: 20,000A @ 160VDC.
  • Use with Blue Sea Systems Class T Fuse Holders.
  • UL listed to standard 248-15.
  • High interrupt capacity for large battery banks including Lithium-Ion and TPPL batteries.
Item Description Price Qty in
Package
In Stock Add to Cart
79730 Blue Sea Systems 5112-BSS, Class T Fuse, 110 Amp (1 MIN) 47.26 1 EA Call
79732 Blue Sea Systems 5114-BSS, Class T Fuse, 150 Amp (1 MIN) 47.26 1 EA
79734 Blue Sea Systems 5116-BSS, Class T Fuse, 200 Amp (1 MIN) 47.26 1 EA
78994 Blue Sea Systems 5117-BSS, Class T Fuse, 225 Amp (1 MIN) 47.26 1 EA Call
78996 Blue Sea Systems 5118-BSS, Class T Fuse, 250 Amp (1 MIN) 47.26 1 EA
78997 Blue Sea Systems 5119-BSS, Class T Fuse, 300 Amp (1 MIN) 47.26 1 EA Call
78998 Blue Sea Systems 5120-BSS, Class T Fuse, 350 Amp (1 MIN) 47.26 1 EA
78999 Blue Sea Systems 5121-BSS, Class T Fuse, 400 Amp (1 MIN) 47.26 1 EA
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