Corrosion-Resistant Housing: The NEMA 4X enclosure protects internal components against water ingress and corrosive agents in industrial settings

Robust Signal Transfer: Designed to provide stable electrical feedback to modern control boards for consistent system performance optimization

Engineered with a robust 480V coil

ensuring the 1600 CFM air flow is not compromised even at high filtration levels

Key Benefits for Technicians: Universal Compatibility: Optimized for use with Fenwal 35-72 series and Mark 10DX control systems

York S1-029-19387-019 Orifice 323055-751 Corrosion-Resistant Housing: The NEMA 4XThe York S1 029 19387 019 Orifice is a precision machined #84 burner orifice engineered for exact fuel metering in residential and light commercial furnace assemblies. As an OEM replacement part for York, Coleman, and Luxaire systems, this component is critical for maintaining the correct manifold pressure and ensuring total BTU output aligns with nameplate specifications. Proper orifice sizing is essential for achieving a clean stoichiometric ratio,