Littelfuse HRV42SE is a versatile relay with a load rating of 30A for general purpose applications and 15A for resistive applications. It features 0.25-inch male quick connect terminals for easy installation. With an input tolerance of -20% to 10% and a repeat accuracy of ±0.1%, it provides reliable performance. The encapsulated circuitry ensures durability, while the surge protection meets IEEE C62.41-1991 Level A standards. Its adjustment type is a 10-position DIP switch and it has a mechanical counter function. This relay has a life expectancy of 1 x 10⁵ electrical cycles and 1 x 10⁶ mechanical cycles.