The HD44MR120 is typically supplied as the integrated motor and module assembly

this is a sacrificial safety device

Common Questions How do I adjust the switchover pressure on the T-4506-202

Corrosion Resistance: Engineered to handle the corrosive nature of furnace condensate in high-efficiency systems

OEM Compatibility: A genuine Armstrong Furnace part ensuring a perfect fit and seamless integration with existing controls

Lennox 17F51 Collector Box 326010-701 The HD44MR120 is typically suppliedThe Lennox 17F51 Collector Box, also identified by part number 619598 47, is a critical OEM Cold End Header Box Kit engineered for the Lennox ML195 series of high efficiency gas furnaces. As a veteran technician knows, the collector box is the central hub for managing combustion byproduct drainage. This furnace condensate collector box is precisely molded to collect liquid condensate from the secondary heat exchanger, directing it safely through the