Mersen FSSC Non-Fused Disconnect Switches

The new FSSC series of non-fused switches are considerably less expensive than their predecessors, and have a much smaller footprint. They are listed to UL98 for “service entrance” applications and are available in 3 ampacities, with a snap-on 4th-pole accessory.



  • Front or side operation via direct or external handle
  • 100kA SCCR
  • Double-break silver-plated contacts
  • Box terminals eliminate need for lugs
  • Lock-out / tag-out hasp on switch face
  • External handles rated for NEMA 4X and will accept up to 3 padlocks.
  • Auxiliary contacts and additional poles can be snapped on without tools




Volts : 600VAC
Amps : 30A, 60A, 100A
SCCR : 100kA @ 480V with class J fuses