The PTV09A-4020F-B202 is a 9 mm potentiometer from the PTV09 series featuring a linear audio taper with a 2 kO standard resistance value and ±20% tolerance. It incorporates a flat type insulated shaft with a 20 mm length and is configured for vertical/side mount bushingless installation at 10 mm height. The device operates over a temperature range of -10°C to +50°C with a maximum operating voltage of 20 VDC or 50 VAC, and delivers a power rating of 0.05 watts. Key mechanical characteristics include a 280° ±10° mechanical angle, rotational torque of 10 to 100 g-cm, and a rotational life of 10,000 cycles. This potentiometer is ideal for commercial communications equipment, portable electronics, amplifiers, mixers, and consumer appliances where reliable volume or parameter control is required.