Our Bulletin 840 Float Switches are heavy-duty industrial control devices. They open and close contacts in response to changes in liquid level. These switches are available in five different styles with both motor and pilot duty contact ratings.

Our Bulletin 840E Solid-state Level Switches are microprocessor-based and designed to withstand harsh industrial conditions and wash-down applications such as liquid level monitoring in tanks, containers and pipelines. These switches are available in both AC and DC versionsm are not affected by foam, and are immune to vibration and bui...