Thermal Expansion Valve Kit for use with 2-3 Ton R410A HP Unit

Armstrong Air H4TXV01-1 Thermal Expansion Valve – Precision Control for R410A Systems

The Armstrong Air H4TXV01-1 Thermal Expansion Valve is designed to regulate refrigerant flow with accuracy in R410A HVAC systems. Built to OEM specifications, this valve provides consistent cooling performance and system efficiency across Armstrong Air applications, including the 4SCU13LE Split System Air Conditioner.

Performance Advantages

• Engineered for R410A: Calibrated to maintain correct refrigerant flow and pressure balance under variable operating conditions.
• OEM Precision: Manufactured as an original Armstrong Air component, ensuring full compatibility and adherence to design standards.
• Durability: Constructed with robust materials to handle demanding HVAC environments and long service cycles.
• System Efficiency: Supports stable superheat control, reducing compressor stress and improving overall energy performance.
• Field Integration: Designed for seamless installation in Armstrong Air equipment, minimizing downtime during service or replacement.

Technical Specifications

• Model: H4TXV01-1
• Application: 4SCU13LE Split System Air Conditioner
• Refrigerant: R410A
• Construction: Heavy-duty metal housing with precision internal components
• Function: Thermal expansion valve for refrigerant metering and superheat regulation

Installation Notes

Installation should be completed by a licensed HVAC professional. Proper brazing, nitrogen purging, and leak testing are critical for system integrity. Correct positioning of the sensing bulb and proper insulation are essential for accurate performance. Always confirm system charge after replacement to maintain efficiency and compliance with manufacturer guidelines.

Contractor Applications

For Service Technicians: This valve provides the precise metering control needed to maintain stable system operation, reducing callbacks related to fluctuating pressures or poor cooling performance.

For System Installers: The H4TXV01-1 ensures Armstrong Air equipment operates to design specifications, delivering consistent comfort and efficiency in the field.

Summary

The Armstrong Air H4TXV01-1 Thermal Expansion Valve is a direct OEM solution for R410A applications, offering accurate refrigerant control, system protection, and long-term reliability. Designed specifically for Armstrong Air systems, it provides contractors with confidence in installation and performance.