The COTO TECHNOLOGY SIL41A12B is a SIP series reed relay ideal for applications requiring high reliability, such as modem hook switches and instrumentation. Its innovative design incorporates a patent-pending process to protect the hermetically sealed reed switch, resulting in extended operating life, superior isolation, and low resistance. The SIL4 series offers a 3V operate option and is capable of switching up to 1000V, making it a versatile choice for various industrial applications. It is also FCC68 compatible.