helical gearbox ningbo reducer Outline dimension:40,60,80,120,160mm Ratio:3-512 Noise:<65dB(A) planetary gearbox helical gearbox ningbo reducerFeatures: Rated output torqueN.M4.5-1800Instant stop torqueN.MTwo times of rated output torqueLifeHour30,000Full load efficiency90%,94%,96%Operating temperature°C-25---+90IPIP54Lubrication typeLifetime lubricationMounting typeAny Product ...