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maintaining consistent airflow through high-demand periods
While the A421ABC-04 serves as the direct replacement for the A419ABC-3
Durable Protection: High-quality white plastic housing shields internal bimetal elements from mechanical damage and contaminants
while the NEMA 4X enclosure offers superior protection against corrosion and environmental contaminants
1 Digital Output (DO)
Lennox 17F45 Collector Box R-22 maintaining consistent airflow through high-demandThe Lennox 17F45 Collector Box (also identified as the 619598 43 Cold End Header Box Kit) is a critical OEM component designed specifically for the EL296 series furnace and other high efficiency Lennox condensing units. As a seasoned technician, you know that a compromised collector box often leads to persistent condensate leaks or pressure switch trips. This collector box replacement kit is engineered with precise tolerances to ensure a gastight seal
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