VDRS14G040TME is a TOR450 mechanically variable rheostat from Vishay. It has a resistance range of 4 O to 40 O, linear taper, and a power rating of 3 Watts. It has a form factor of 14mm round with a 0.4" (10mm) shaft and locking nut, and a resolution of ~0.125 O. The knob on the VDRS14G040TME provides an ergonomic solution for adjusting the resistance, and can be set to the desired value and locked in place with the locking nut. The component is RoHS-compliant and ideal for a variety of applications including industrial, lighting, and automated systems control.