Dwyer Instruments 123-7000-153 Control 321894-706 Durable Construction: Heavy-duty cast iron

Durable Construction: Heavy-duty cast iron material resists wear from abrasive belt dust and thermal expansion

For low-water safety applications

allowing for seamless interlock with 24V

If the system detects a drop in static pressure—often caused by blocked vents

Dwyer Instruments 123-7000-153 Control 321894-706 Durable Construction: Heavy-duty cast ironThe Dwyer Instruments 123 7000 153 is a heavy duty boiler water level control designed for demanding steam plant environments. Built with a rugged cast iron chamber, this unit serves as a critical low water cut off or feed water control for high pressure systems. It features a reliable SPDT snap action switch mechanism that stabilizes operation by eliminating rapid cycling caused by surging or turbulent water levels. Housed in a general purpose