Littelfuse HRISW27I is a versatile relay with a load rating of approximately 30A for general purpose applications. It has a wide range of termination options and operates at 50/60Hz input frequency. With a high humidity tolerance of 95% non-condensing, it offers excellent repeat accuracy of ±0.5% or 20ms. The compact and encapsulated design ensures reliable operation with low power consumption of ≤2VA for AC and ≤2W for DC. It also features surge protection and offers a long electrical and mechanical life.