FB - Quarter-Turn Fire Protection


Quarter-turn cast iron gearbox suitable for use with fire protection (i.e. sprinkler) systems, includes limit switches to be incorporated into a supervisory electrical circuit. Designed and tested specifically to meet UL1091 specification and FM1112 approval.

  • Torque range up to 1,000 Nm (737 lbf.ft)
  • 5 sizes
  • Ratios from 40:1 to 60:1
  • Worm gear
  • Manual drive
  • 3 x overload capacity
  • 1,000 cycles

See FB Literature Page & FB Options Page for further details.