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The Rheem 42-21279-04 Sequencing Relay is a vital component for HVAC systems. This 4-pole relay operates at 24V and efficiently manages the sequencing of electrical components. The relay features a 4PST-N/O contact configuration and has a rated amperage of 7A, making it suitable for both industrial and commercial applications.
This relay is essential for controlling the activation order of electrical parts in HVAC systems, enhancing system efficiency.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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