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The Johnson Controls A421ABG-02 is a professional-grade single-stage electronic temperature control designed for versatile HVACR applications
Key Benefits Live System Maintenance: Designed for replacement under pressure
Engineered to meet exact factory tolerances
making it a reliable choice for HVAC zoning systems
this actuator provides the mechanical integrity needed for long-term operational efficiency
York S1-025-41020-000 Expansion Valve 30067439-890 The Johnson Controls A421ABG-02 isThe York S1 025 41020 000 is an essential OEM 5 Ton Thermal Expansion Valve engineered for heavy duty residential and commercial HVAC applications. Designed specifically for R 22 refrigerant systems, this thermostatic expansion valve (TXV) provides the precision metering required to optimize evaporator efficiency. Featuring 3 8" x 3 8" inlet and outlet connections, the S1 025 41020 000 utilizes a 31" capillary tube and a remote sensing bulb to monitor