Description
The Armstrong Furnace A4TXV02-1 is a thermostatic expansion valve (TXV) engineered for reliable, precise refrigerant metering in residential and light commercial split-system applications. Designed specifically for use with R410A refrigerant, this valve delivers accurate superheat control across a 5-ton capacity range, helping to maximize system efficiency and protect the compressor from liquid slugging.
Key Features
- Compatible refrigerant: R410A
- System capacity: 5 Ton
- Maximum Operating Pressure (MOP): 200 PSIG — provides built-in freeze protection and prevents evaporator flooding
- Flare connection type for secure, leak-resistant field installation
- Optimizes superheat control for improved system efficiency and compressor longevity
- Designed as a direct OEM-matched replacement for Armstrong Furnace split systems
- Durable construction for long-term, dependable performance in demanding HVAC environments
Application
The A4TXV02-1 is ideal for HVAC technicians and contractors replacing or upgrading the metering device in Armstrong Furnace-compatible split-system air conditioning and heat pump equipment. The MOP feature limits the evaporator pressure during low-load or startup conditions, safeguarding the compressor and maintaining consistent system operation.
Specifications
- SKU: A4TXV02-1
- Brand: Armstrong Furnace
- Refrigerant: R410A
- Capacity: 5 Ton
- MOP Rating: 200 PSIG
- Connection Type: Flare
- Valve Type: Thermostatic Expansion Valve (TXV)







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