Product Name: 12mm Rotary Encoder for Volumn Control of Multi-Media Devices Model NO.: EC121102X2A-VA1 Brand: Soundwell Application: Volumn Control Resistance change scale: Variable Shape: Square 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 Origin: China, Guangdong HS Code: 8533400000 Product Description Encoder model:EC12Name:Pnsulated shaft Incremental encoderMain Specifications:Dimensions:12.5mmRated voltage: DC 5V;Location Number: 12/18/24/30;The number of pulses:12/15/18;Operating temperature:-40°C to 85°C;Service life:30000 More than times;Switch life:20000 More than times;Product Features:Smaller, sealing, stable performance, insulated shank, can function with a push switch, a variety of different sizes to choose from.Applications:The products are mainly suitable for car audio, car navigation, mixer, multimedia audio amplifiers can also be used for other household appliances and related electronic equipment, the main function for FM, adjust the volume, adjust the temperature, function selection.EC12ProductSpecificationsONE,MECHANICAL CHARACTERISTIC 1,Detent Torque :30-200gf.cm2,Number and position of detent :12/18/24/303,Switch circuit and number of pulse(ON)4,Travel of switch :0.5 ±0.3 mm5,Operating force of switch :450±200gf6,Shaft wobble (mm p-p) :1.0 x L / 30mm p-p (L:)TWO,ELECTRICAL CHARACTERISTIC 1,Resolution : 12/15/18/360°2,Phase difference :≥4 ms3,Rated voltage : DC 5V4,Insulation Resistance :10MΩ 1 Minute at DC 50V5,Dielectric Voltage :1 Minute at AC 50VTHREE,ENDURANCE CHARACTERISTIC 1,Rotational life :30,000 cycles Min2,Push operating life :20,000 cycles MinNote:In this catalog,if some parame ters lr drawings are different from the "Approval sheet",it's subject to the "Approval sheet".