The QTW150 manual gearbox has been designed with simplicity in mind, resulting in a robust design with manufacturing optimised to deliver reliability and consistent performance. The QTW150’s simple, rugged construction makes it an ideal choice for quarter-turn valve applications.

The QTW150 quarter-turn worm gearbox is intended for the operation of ball, butterfly, plug and any other quarter-turn valves. These gear operators are well suited for applications in waterworks, chemical, power, HVAC and most general industrial applications.Manual input150 Nm (111 lbf.ft) output torqueRatio 40:1F05 / F07 output flangeIP65 minimum sealed unitSelf-locking gearingCast iron housing and coverDuctile iron quadrantProtected steel input shaft and fastenersStandard temperature range -20 to +120° C (-4 to +250° F)Optional padlock