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FREE USPS GROUND ADVANTAGE SHIPPING on items OVER $75.00 (UNDER 1 LB.) based on weight per item. If you can't find a part you are looking for, call or text us at 970-518-3085!

Back Pressure Switch, 376 WC - ELX-375-035

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Original price $100.15
Original price $100.15 - Original price $100.15
Original price $100.15
Current price $90.14
$90.14 - $90.14
Current price $90.14

The Back Pressure Switch, 376 WC is a direct replacement part used in Aqua-Hot hydronic heating systems to monitor exhaust back pressure and ensure safe burner operation. This switch helps detect restricted airflow or blockages in the exhaust system.

Important Information
  • Critical for Combustion Safety – A failed pressure switch can prevent burner ignition or cause intermittent shutdowns.
  • Protects Against Blockages – Helps detect restricted exhaust flow caused by soot buildup, damage, or obstruction.
  • Genuine OEM Replacement – Designed for perfect compatibility and optimal performance in Aqua-Hot & Hydro-Hot heating systems.

Compatible Models

Aqua-Hot
AHE-250-P01 AHE-375-P01 AHE-375-P02 AHE-400-P01 AHE-400-P02
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