It is the direct replacement for PSB100AB10-IC

Optimized Filtration: The 20-micron filtration capability prevents particulate debris from clogging sensitive expansion devices like capillary tubes or TXVs

which is a common failure point in aftermarket alternatives

Built for compatibility with R-410A refrigerant

York S1-025-37431-003 Transformer 321042-401 It is the direct replacementEnsure reliable low voltage control in demanding high voltage environments with the York S1 025 37431 003 Transformer. This heavy duty 250VA control transformer is designed specifically for commercial and industrial HVAC voltage step down applications, converting 460V or 575V primary input down to a stable 24V secondary output. Built to the rigorous standards of OEM York replacement parts, this 60 Hz transformer provides the high inrush capacity