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It maintains identical mounting footprints and electrical connections for seamless installation
meaning it can remain energized for extended periods without failure
For technicians managing VAV box control or multi-zone air handling units
Common Questions How do I wire the Johnson Controls A28AA-20 for cooling applications
this is a sacrificial component
Fenwal 35-630501-007 Ignition Module THPU32HP7Y It maintains identical mounting footprintsThe Fenwal 35 630501 007 Ignition Module is a high performance, microprocessor based 24 VAC intermittent pilot ignition control engineered for precision timing and flame safety. Designed to replace standard spark to pilot units in gas fired furnaces, unit heaters, and commercial water heaters, this module utilizes DETECT A FLAME technology for reliable flame sensing and high efficiency operation. This specific model features a 90 second Trial for