MCSF series is a high-precision, low-TCR molded alloy current sensing resistor with a tightest tolerance of ±0.5% and a best TCR of ±50ppm/℃. Through precise alloy material formulation control, advanced electron beam welding technology, and strict consistency management in post-processing, the product achieves significantly low thermal EMF while greatly enhancing long-term stability. It is suitable for applications in metrology, power equipment, medical equipment, precision power supplies, automotive electronics, battery formation & sorting, and other fields.