TFD-101 Telecom Fused Disconnects

1 to 125 Amps, 80 Vdc, easy to change pullout fused disconnects

Candian Shunt Industries TFD Fused Disconnects


  • Innovative pullout design eliminates need for tools to replace the fuse
  • Bullet terminals standard for line and load connections
  • Front access to fuse
  • Alarm signaling circuit (visual and remote) activates through line (standard) or load (optional) terminals
  • For use with fuse types: Littelfuse® TLS or Bussmann® TPS (not supplied)
  • Thermoplastic housing material UL Rated 94V-O, 170°C
  • Mounting hardware is not required if used with bullet terminals. For front panel mounting use 6-32 screws


  • Littelfuse® type TLS up to 125A
  • Telpower® type TPS up to 70A fuses
  • Alarm fuse type 0481.180HXL
  • GMT 18/100A


  • Telecom DC powered circuit protection
  • Replacement of Telecom circuit breakers


The TFD circuit protection, fuse disconnect series features front access to fuse for easy fuse replacement, no tools required to remove fuse. Visual and remote open fuse indication. Visual indication is provided by the fuse, Remote alarm activates through line (standard) or load (optional) terminals.

  • Literature
  • Specifications
Literature and Technical Information
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Fusible Disconnects

++ TFD-101 Fusible Disconnects (508 kB)
Model: TFD 101Telecom Fuse Disconnects
Current Rating: 1-125 Amps
Voltage Rating: 80 Volts DC
Flammability Ratings: UL Rated 94V-O, 170°C
UL Withstand Rating: 100,000 Amps
Switching: 1000 cycles @ 100% rated current
50 cycles @ 150% rated current
5 cycles @ 600% rated current
Agency Approvals
  UL Recognized, File E122674
US patent No. Des. 452,484