Ohmite's 40 Series resistors are economical, conformal silicone-ceramic coated wirewound resistors. These resistors are characterized by their low temperature coefficients, resistance to thermal shock, and all-welded construction. They are ideal for commercial, industrial, and communications equipment where stability and reliability are crucial. The conformal coating provides excellent protection against moisture and contaminants, extending the lifespan of the resistor. Available in various wattage and resistance values, the 45F4R0 offers a versatile solution for diverse circuit designs.