Soundwell Electronic Products Guangdong Co., Ltd.  

Product Name: 39mm Hollow Automotive Air Conditioning Potentiometer with LED Model NO.: QA3902NJX0B-HA2 Brand: Soundwell Application: Audio Resistance change scale: Variable Shape: Hollow Quantity: Single Connection Type: Varistor Packaging: Surface Mount Material: Carbon Film Resistor Installation: DIP Resistor Resistance: Variable Resistor Trademark: Soundwell Transport Package: 1. Standard Export Carton with Inner Boxes Specification: 39mm Origin: China, Guangdong HS Code: 8533400000 Product Description Model:QA3902Name:Hollow PotentiometerMain Specifications:Rated power: 0.125W;Maximum use voltage: D.C 10V maximum use voltage: D.C 10VGear position and full swing angle: 8 files 225 & deg; ± 5 & deg;, 17 files 220 & deg; & plusmn; 5 & deg;;Rotational moment: 400 & plusmn; 120 gf.cm;Rotational noise: below 47mV;LED light color: yellow, orange, blue, red, white;Working temperature: -40 ° C ~ 85 ° C;Rotation life: more than 30,000 times;Features:The product has LED lights, smooth rotation, clear positioning and long service life.Applications:Mainly used in automotive air conditioners, but also on other electrical equipment.QA3902 Hollow Potentiometer Product SpecificationsFirst, MECHANICAL CHARACTERISTIC mechanical properties1. Rotational Torque Rotating Torque: 400± 120 gf.cm2, Number of detemts click positioning number: 8, 17, Click3, Shaft Stop Strength stop strength: ≥ 8 Kgf.cm4, Shaft Wobble (mm p-p) axis swing: 0.3mm MaxSecond, ELECTRIC CHARACTERISTIC Electrical Characteristics1. Total Resistance Range Total resistance and error: 1KΩ 2, Resistance Taper resistance characteristic curve: B3, Rating Power rated power: 0.125W4, Max. Operating Voltage Maximum operating voltage: 10V DC5, Taper Tolerance At Each Position linear error: ± 3%6. Insulation Resistance Insulation Resistance: 50MΩ 1 Minute at DC 250V7, Dielectric Voltage withstand voltage: 1 Minute at AC 250VThree, ENDURANCE CHARACTERISTIC Durability characteristics1. Rotational Life Spin Life: 30,000 cycles MinNote:In this catalog,if some parame ters lr drawings are different from the "Approval sheet",it's subject to the "Approval sheet".Note: If the specifications and drawings of the manual and the acknowledgment are different, the acknowledgment shall prevail.