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The 9M-684 is a special three-pole, one-way switch contact module produced by C&K Systems. It is designed for general use in a variety of applications and can be used in the most demanding conditions. The 9M-684 is UL 1077 listed and can be used either as a reliable switch contactor or as a DC solution. The 9M-684 provides snap-action contact to give reliable switching and protection of your system. The sealed housing has IP67 rating, so it can be used in submergible applications. The module is available in both SPST, SPDT, DPST, and DPDT, and up to 8A @125VAC/300VDC. The 9M-684 can be used in medical, industrial, and automotive applications.