Dwyer Instruments 123-7000-153 Control 321702-401 this globe valve retrofit kit

this globe valve retrofit kit allows contractors to upgrade existing valve bodies with modern Belimo valve actuators without system drain-downs or pipe modifications

Exceeding this limit can compromise the Teflon seat integrity and spring tension

These gaskets are designed for standard hydronic heating temperatures

and Hussmann back mounting compatibility

cast iron V-belt pulley is engineered for reliable power transmission

Dwyer Instruments 123-7000-153 Control 321702-401 this globe valve retrofit kitThe 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