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The Lennox 12U99 is a time delay relay that provides a fixed 30-second delay-on-break function and operates on a 24 Vac coil. It uses DOB contacts for timed opening of circuits and is sized for panel or enclosure installation. Typical applications include HVAC control, industrial timing, lighting control, machine automation, and conveyor sequencing.
24 Vac coil, fixed 30 sec delay-on-break, DOB contacts, compact panel/enclosure mount
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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