Ohmite's 40 Series resistors are a cost-effective solution for applications requiring conformal coating and wirewound construction. These resistors are characterized by their low temperature coefficients, excellent thermal shock resistance, and robust all-welded construction. They are widely used in commercial, industrial, and communications equipment where stability and reliability are essential. The silicone-ceramic coating provides enhanced protection against environmental factors, ensuring long-term performance. Available in both 1% and 5% tolerance options to meet diverse application needs.