York S1-025-46369-000 Expansion Valve 322838-752 Aluminum is the superior choice

Aluminum is the superior choice for high-conductivity water and for systems where traditional magnesium rods react with bacteria to produce odors

Can I use an automatic reset switch instead of this manual reset model

Key Benefits Retrofit Ready: The split-core design allows for rapid installation on established 600VAC max lines without requiring system downtime or wire cutting

providing equivalent flow characteristics and flange alignment

this board ensures the combustion cycle remains efficient while preventing short-cycling and unnecessary wear on the heat exchanger

York S1-025-46369-000 Expansion Valve 322838-752 Aluminum is the superior choiceThe York S1 025 46369 000 Expansion Valve is a professional grade adjustable thermostatic expansion valve (TXV) designed for precise refrigerant metering in residential and light commercial HVAC systems. Featuring a 3 8 x 5 8 ODF connection, this 90. 0 ADJ valve provides the critical pressure drop required to transition high pressure liquid refrigerant into a saturated vapor, ensuring maximum evaporator coil efficiency. Engineered with a durable brass