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as the higher amp rating offers more overhead
The integrated lockout manual reset provides a critical "trip-free" safety mechanism
Normally Closed Logic: Provides a natural fail-safe position for heating or cooling loops
crucial for outdoor condenser longevity
Emerson Alco 049638 Expansion Valve Els PW 17895 as the higher amp ratingThe 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
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