 | Single Stage Displacer Switch Single Stage displacer switches utilize one electrical control mechanism and are factory calibrated. |  Brochure |
 | Dual Stage Displacer Switches Dual Stage displacer switches utilize two electrically separate control mechanisms and are factory calibrated. | Brochure |
 | Triple Stage Displacer switches Triple Stage displacer switches are designed to provide three electrically separate control signals in a selected sequence in response to liquid level changes. | Brochure |