Emerson Alco 049638 Expansion Valve Els PW 17895 to accurately detect marginal pressure

to accurately detect marginal pressure changes

specifically featuring a 1/4" male flare inlet and female flare outlet

While universal pulleys exist

Copper construction facilitates easy brazing into 1/2" ODF lines while maintaining corrosion resistance

while it is a genuine Lennox OEM part

Emerson Alco 049638 Expansion Valve Els PW 17895 to accurately detect marginal pressureThe Emerson Alco 049638, also designated as Model AAE 4 HCA, is a high performance thermal expansion valve engineered specifically for air conditioning and heat pump applications. This externally equalized TXV features a 4 ton capacity optimized for R22 and R407C refrigerants, utilizing a specialized heat pump charge to ensure reliable superheat control across varying ambient conditions. Designed with a straight body and 3 8" x 1 2" ODF sweat