Dwyer Instruments 123-7000-153 Control R-407A and Luxaire air handlers and

and Luxaire air handlers and furnaces

ensuring the system only utilizes free cooling when the outside air is more efficient than mechanical refrigeration

Includes a replacement shaft key for a complete mechanical lock under load

The CVP pilot valve controls pressure settings within compatible Danfoss regulating valves

4-Speed Versatility: Multiple speed taps allow for customized CFM delivery across heating and cooling stages

Dwyer Instruments 123-7000-153 Control R-407A and Luxaire air handlers andThe 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