Potentiometer, Resistor, RF Resistor manufacturer / supplier in China, offering Bc1 150watts 15 Ohms Rheostat / Variable Resistor / Potentiometer, 1/4W Carbon Film Resistor 5% Four-Color Ring 0.25W 1r 10 100 1.2K 12 15 Ohms 200 Kohm, Rotary Potentiometer 3W Wx111 (030) 4K7 4.7K Ohm and so on.