including POE oil applications

You must match the Lennox limit switch temperature rating exactly

How much clearance is required for installation

40" WC Actuation: Ensures safe venting by verifying optimal negative pressure before gas valve ignition

McDonnell & Miller RS-1-LP Sensor Probe 30067439-890 including POE oil applicationsThe McDonnell & Miller RS 1 LP sensor probe (part number 176203) is a specialized single level low pressure remote sensor engineered for precise liquid level detection in commercial and industrial hydronic systems. Designed for integration with low water cut off (LWCO) controllers, this unit features a durable 3 4 inch NPT tank connection, ensuring a leak proof seal within pressurized vessels. The low pressure probe sensor is optimized for