Sporlan 110428 FSE-1/2-Z-3X4SAE TXV R-410A providing a precise mechanical fit

providing a precise mechanical fit that eliminates the need for field modifications

Designed for seamless integration with ECB29 series electric heat sections and various gas-fired units

For long runs

Smith often cross-reference these numbers for the same temperature sensing kit

4 inches in length and 3

Sporlan 110428 FSE-1/2-Z-3X4SAE TXV R-410A providing a precise mechanical fitThe Sporlan 110428, professionally identified as the FSE 1 2 Z 3X4SAE, is a high performance thermostatic expansion valve (TXV) engineered for precision refrigerant metering in low temperature refrigeration systems. This 1 2 ton capacity valve is specifically factory calibrated for R404A refrigerant, ensuring optimal evaporator efficiency and preventing compressor liquid slugging. Built with a durable forged brass bar body, it features 3 8" SAE flare