the 1003442 is the official manufacturer update for the 904799

and SV9501 gas control valves

The Johnson Controls A19ADB-22 Utility Thermostat is a professional-grade remote bulb temperature control designed specifically for demanding industrial and commercial applications requiring a dependable manual reset

This model includes a vital manual reset for low-water cutoff (LWCO) scenarios and a power outage feature that prevents nuisance trips by automatically re-energizing once line power is stable

Integral Enclosure: The NEMA 1 housing eliminates the need for separate junction boxes

Emerson Alco 061675 Expansion Valve Freon the 1003442 is the officialThe Emerson Alco 061675 (model TER 35 HW) is a high capacity thermal expansion valve engineered for heavy duty commercial HVAC and industrial refrigeration systems utilizing R22 refrigerant. Rated for 35 tons of nominal capacity, this TXV features a medium temperature charge (HC code), making it ideal for standard air conditioning and medium temp chiller applications. Technicians will find the 10 foot capillary tube length provides necessary