Lennox 17F28 Collector Box 320735-701 Designed for high-performance durability

Designed for high-performance durability

This panel mount relay is commonly utilized for pump switching and auxiliary fan coil logic

Optimized Combustion: Includes correctly sized burner orifices to ensure a stable blue flame and efficient heat transfer

The platinum element is calibrated to 1k ohms at 32

providing essential protection for compressor windings during low-voltage or high-ambient temperature events

Lennox 17F28 Collector Box 320735-701 Designed for high-performance durabilityWhen you're dealing with a residential furnace that isnt pulling the right vacuum or is leaking condensate at the base of the cabinet, the Lennox 17F28 Collector Box (also referred to as a cold end header box kit) is often the primary suspect. This 28 inch OEM replacement is specifically engineered for Lennox Model 28 HVAC systems and high efficiency gas furnaces where proper moisture management is critical. As a HVAC collector box replacement, it