Description
Diagnostic LED flashes will typically pinpoint internal logic or communication failures
A: Bent or damaged grilles can restrict airflow and expose fan blades to debris or accidental damage
Quiet Operation: Soft-start and variable speed capabilities minimize 'duct thumping' and ambient operational noise
but if the leak continues
United Electric J21K-140 Pressure Switch 318172-701 Diagnostic LED flashes will typicallyThe United Electric J21K 140 Pressure Switch is a high sensitivity differential pressure switch engineered for precise monitoring in demanding HVAC and industrial environments. This unit utilizes opposing brass bellows to accurately detect the pressure drop across filters, coils, or heat exchangers. With an adjustable range of 0 to 6 PSID and a tight deadband of 0. 1 to 0. 4 PSI, it provides the low end resolution required for airflow proving and high
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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