The HONGFA HF3FF/012-1ZST(257) is a versatile and high-performance relay designed for a variety of electrical applications. This relay operates on 12Vdc and features a Single Pole Double Throw (SPDT) configuration. It has a contact rating of 10A normally open (NO) and 5A normally closed (NC) at 277Vac/250Vac, as well as 10A NO and 5A NC at 28Vdc. With its high reliability and durability, the HONGFA HF3FF/012-1ZST(257) is perfect for use in industrial control systems, automotive applications, and other electrical projects where reliable switching is essential.