For veteran HVAC contractors managing legacy pneumatic control systems

suitable for high-wattage residential and commercial elements

intuitive control knob for precise field adjustments

and 101A series water feeders and cut-offs

It is primarily used in OH series (95

Emerson Alco 056039 Power Assembly Els PW 17895 For veteran HVAC contractors managingThe Emerson Alco 056039 Power Assembly, also identified as the XB 1019HCA 1B, is a critical component for maintaining precise superheat control in R22 refrigeration systems. This power assembly is engineered for durability and field serviceability, featuring a 1 4" SAE flare equalizer connection and a 5 foot capillary tube for versatile positioning. Designed for an application temperature range of 20F to +50F, it ensures stable evaporator performance