These are non-reusable devices

This OEM Lennox furnace pressure switch is built with a durable thermoplastic enclosure and features an integrated mounting bracket for quick installation in tight burner compartments

the BT1340031SP features a 48-frame design that simplifies installation in compatible air handlers and furnaces

Designed by Allied Air Enterprises

5-watt power rating

Belimo Z2075QPT-G Valve 322838-754 These are non-reusable devicesThe Belimo Z2075QPT G is a 3 4 inch NPT pressure independent zone valve (PIZV) engineered for precise flow control in demanding hydronic systems. Featuring a stainless steel trim and a 5. 9 GPM flow capacity, this valve maintains a constant flow rate regardless of pressure fluctuations within the system, effectively eliminating the need for separate balancing valves. The integral pressure regulator compensates for differential pressure changes,