the self-piercing Aprilaire 4001 is specifically designed for copper tubing

10PF switch work for all Goodman furnaces

The Robertshaw 9204H Thermostat is a technician-grade 2-wire 24V mechanical control designed specifically for 1-stage heating applications

Like most hot surface ignitors

Are the terminals compatible with standard spade connectors

Sporlan 110428 FSE-1/2-Z-3X4SAE TXV 30067439-890 the self-piercing Aprilaire 4001 isThe 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