Warrick Series 26NM Plug-In Low Water Level Control

Low-water cutoff for boiler protection
CSD-1 compliant, UL Listed "Limit Control"
Non-powered solid-state contacts
11-pin plug-in modular design
LED status indicators
Optional manual reset, time delay, test, and power-outage immunity

Warrick Series 26NM Low-Water Cutoff Plug-In Modules provide reliable, CSD-1-compliant protection for boilers and liquid systems. Using non-powered solid-state contacts, the Series 26NM shuts down equipment when the liquid level drops below safe limits. The 11-pin modular plug-in design allows easy installation and replacement, while LED indicators provide clear status monitoring. Optional features, including manual reset, time delay, test function, and power-outage immunity, support a wide range of boiler safety applications. For powered contacts, use Series 26M.

Mode of Operation