40W 90x90mm Panasonic 3 Series Gearboxes Dimensions Motor Size Motor Power Combination Body Length with 40W motor* Gearbox Shaft Length** Gearbox Shaft Diameter Gearbox Output Shaft Type 90 x 90mm 40W 142mm 27mm 12mm Key *Body length is from front of gearbox to back of the motor. **Shaft length is not including bearing housing dimension. Dimension is 32mm from end of shaft to front face of gearbox. Ratio Gear Output Speed (rpm) with motor speeds between 1225 and 1350rpm Direction of rotation same as motor? Output Torque (Nm) with 40w motor Stock no. 3:1 408.33 - 450 Yes 0.66 423-983 5:1 245 - 270 Yes 1.08 423-989 15:1 81.66 - 90 Yes 3.23 424-134 20:1 61.25 - 67.5 Yes 4.41 424-071 50:1 24.5 - 27 Yes 9.8 424-077 100:1 12.25 - 13.5 No 9.8 424-037 120:1 10.2 - 11.25 No 9.8 423-999 150:1 8.1 - 9 No 9.8 424-116 180:1 6.8 - 7.5 No 9.8 423-995 Note Panasonic 3 Series 40W Gearboxes can only be used with Panasonic 3 Series 40W Motors. Panasonic 3 Series Motors and Gearboxes Panasonic 3 Series Motors, with identical mounting dimensions as the G Series, replace and offer the following benefits over G Series Motors: Grease-lubricated gearboxes 10000hr life Quiet operation Class B motor insulation A number of additional design changes include: A number of gearboxes with shorter gearheads Different motor shafts (non-interchangeable with G Series gearboxes) Note Panasonic 3 Series Motors can only be used with Panasonic 3 Series Gearboxes. Approvals UL, CE and CCC