York S1-4190 Expansion Valve 323080-701 The Johnson Controls VG7251GT is

The Johnson Controls VG7251GT is a high-performance 1/2 inch 2-way normally open globe valve designed for precision control of hot water

The White-Rodgers 16E09-101 is a commercial-grade single stage electronic temperature control engineered for high-precision regulation across a broad operating spectrum

As a critical part of the 3-Way Diverting valve assembly

Precise System Control: Manages blower motor speeds and ignition timing to maintain optimal thermal efficiency

The Sporlan 168078

York S1-4190 Expansion Valve 323080-701 The Johnson Controls VG7251GT isFor service technicians maintaining older R22 infrastructure, the York S1 4190 Expansion Valve provides critical metering precision for 2 to 3. 5 ton HVAC systems. This thermostatic expansion valve (TXV) is engineered specifically for R22 refrigerant, ensuring high efficiency heat transfer by maintaining consistent superheat across the evaporator coil. As a non bleed expansion valve, the S1 4190 prevents refrigerant bypass during the off cycle, which