This OEM component utilizes multiple thermocouples wired in series to provide consistent power for pilot-operated gas valves

Key Benefits for Technicians: Direct Fit Legacy Compatibility: Replaces obsolete part numbers 45694-002

Can this switch replace a model with a different WC rating

persistent communication alarms on the thermostat

Lennox 49W53 Drain Pan 321894-708 This OEM component utilizes multipleThe Lennox 49W53 is a high grade HVAC condensate drain pan engineered for precise fitment in Lennox residential and commercial air handlers and evaporator coil systems. With primary dimensions of 57. 625 x 1. 125 inches (listed in some technical bulletins as 57. 63" x 5. 5" x 2. 23" depending on the flange profile), this OEM replacement part is critical for managing moisture produced during the cooling cycle. Constructed from durable, corrosion