Truohm knp series 3w wirewound resistors 5 truohm knp 300s 018r an 0r18 wirewound resistor wound on a ceramic former with flame retardant silicone resin coating that offers high resistance stability excellent heat dissipation and low noise truohm knp 300s 018r knp series 0r18 5 3w axial wirewound resistor